The Eurypterida of New York/Volume 2/Index

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INDEX

Page numbers referring to descriptions of fossils are printed in black face type.

Abdomen, 59–68
Acerata, 147, 152
Adams, Frank D., acknowledgments to, 8; mentioned, 405
Adelophthalmus, see Eurypterus
Agassiz, Alexander, cited, 14, 82, 348, 434
American Museum of Natural History, acknowledgments to, 7
Ami, cited, 357
Amiella ornata, 406
Anatomy, 23
Andes, 16
Anthraconectes, 17, 28, 69, 70, 94, 95, 111, 128, 134, 150, 159, 217, 218, 219–22, 425
mazonensis, 219, 426
See also Eurypterus
Apus, 41, 112
Arachnida, 138, 147, 148, 149, 385
Argyroneta aquatica, 83
Artemia, 112
Arthrophycus cf. harlani, 419
Arthropoda, 397
Asaphus, 39
Australia, 95

Balfour, Francis M., cited, 143, 434
Banks, R. W., cited, 432
Barkentin, George S., illustrations by, 8
Barrande, Joachim, cited, 95, 433
Barrell, Joseph, cited, 110, 439
Bassler, R. S., acknowledgments to, 7
Beecher, C. E., cited, 17, 19, 49, 81, 90, 120, 147, 148, 152, 278, 279, 282, 284, 292, 311, 438
Belgium, 95
Belisarius xambeui, 400
Beltina danai, 85, 385–86
Bembycosoma, 18, 132
Bennett, Lewis J., collection, 6, 10; mentioned, 101
Bernard, H. M., cited, 137, 148, 437
Bertie, 10
Bertie waterlime, 10, 20, 32, 89, 91, 92, 93, 95, 101, 108, 113, 161, 172, 180, 430
Beyrichia, 100
Bibliography, 432–39
Billings, cited, 350, 356
Billingsley, mentioned, 87
Bionomic relations, 85–113
Bishop, Irving P., acknowledgments to, 8; cited, 437
Bohemia, 95
Brachiospongia tuberculata, 325
Brauer, Aug., cited, 57, 143, 144, 145, 437
Braun, Fred, acknowledgments to, 8; mentioned, 9, 10
Brayman shale, 99
Breger, С. L., cited, 438
Brodie, P. В., cited, 433
Buffalo, 6, 15, 16, 105, 108, 114
Buffalo Cement Company, 10
Buffalo cement quarries, specimens from, 6
Buffalo pool, 10, 92, 93
Buffalo Society of Natural Sciences, acknowledgments to, 7
Buffalo waterlime, analysis of, 101
Bunodes, 20, 112
Buthus, 393
australis, figure, 142, 399

Callinectes hastatus, 49, 75
figures, 52, 119
Calymmene blumenbachi, 99

Cambridge Natural History, 439
Camillus shale, 91, 93, 106
Canada, Geological Survey, acknowledgments to, 8
Carapace, 30
Carcinosoma, 18, 228, 229
ingens, 228, 229, 245, 247
figure, 246
newlini, 229, 245, 247, 300
Carcinus moenus, 75
Catskill, 411
Catskill beds, 16, 19, 89, 94, 110; of Pennsylvania, 16
Cayuga county, 87, 89, 92
Cephalaspis, 84, 357
Cephalopods, 99
Cephalothorax, 30; appendages of, 42
Ceratiocaris, 20, 349, 379
grandis, 16, 379
figure, 379
Ceraurus miseneri, 325
Chadwick, G. H., cited, 411
Chamberlin, Т. С., cited, 96, 97, 113, 438
Chelicerae, 43, 408
Chemung beds, 17, 89, 94
Chonetes, 100
Clarke, J. M., cited, 17, 10, 20, 39, 43, 81, 93, 94, 104, no, 168, 200, 279, 292, 311, 334, 350, 357, 435, 436, 438, 439
Claus, cited, 139
Claypole, E. W., cited, 16, 18, 228, 245, 292, 435, 436, 437
Clayville, 9
Ciimacograptus bicornis, 412
var. peltifer, 412
typicalis, 11
Climactichnites, 85, 86
Clinton beds, 18, 19, 87, 93, 160
Cobleskill formation, 93, 101, 107
Columbia University, acknowledgments to, 8
Conocephalites, 34
Conularia, 99
Corycephalus, 291
Crustacea, 147, 385; relationship of the eurypterids to, 148
Cryptograptus tricornis, 412
Ctenopterus, 30, 50, 130, 151, 260, 287, 288, 297, 313, 321
See also Stylonurus
Cumings, cited, 99
Cyrtoceras, 325

Dalmanites, 291
breviceps, 325
Dawson, Sir William, cited, 18, 85, 86, 113, 350, 357, 433, 436
DeKay, James E., cited, 13, 155, 227, 432
Delaware county, 89
Delaware Water Gap, 417
De Lima. W., cited, 96, 436
Delobranchiata, 137
Dendrocrinus casei, 325
Dicellograptus gurleyi, 412
Dinorthis subquadrata, 325
Dohrn, A., cited, 433
Dolichocephala lacoana, 16, 292
Dolichopterus, 15, 20, 28, 31, 35, 44, 49, 51, 55, 58, 65. 70, 76, 78, 80, 81, 83, 90, 128, 129, 132, 133, 149, 200, 212, 258–61, 262, 268, 270, 272, 321, 329, 384
s p., 261
breviceps, 414–15, 431
figure, 414
frankfortensis, 22, 86, 149, 261, 268–69, 431
laticeps, 261
latifrons, 22, 86, 149, 261, 269–70, 431
macrochirus, 15, 53, 65, 69, 89, 92, 149, 259, 260, 261, 262–68, 269, 272, 273, 275, 278, 322, 431
figure, 266
mansfieldi, 425

Dolichopterus otisius, 88, 149, 261, 270–72, 275, 418, 419, 431
siluriceps, 89, 92, 149, 228, 259, 261, 273–74, 431
stylonuroides, 88, 149, 259, 261, 275, 276–78, 431
testudineus, 89, 92, 149, 261, 274–76, 431
See also Eurypterus
Drepanopterus, 18, 35, 44, 48, 49, 70, 76, 80, 81, 83, 94, 129, 132, 133, 134, 151, 207, 212, 261, 281, 282, 286, 287, 288, 300, 314–16, 318
lobatus, 207
longicaudatus, 87, 91, 151, 287, 316–20
pentlandicus, 207
figure, 315

Eastman, С R., cited, 84
Echinocaris, 18, 311
wrightiana, 311
Echinognathus, 129, 130, 149, 321–22, 328, 329, 384
clevelandi, 16, 21, 86, 98, 149, 287, 300, 321, 322–24, 328, 408, 431
Ectognaths, 51
Eichwald, cited, 171
Embolobranchiata, 137
Emmelezoe, 20
Encrinurus punctatus, 99
Endostoma, 56
Eoscorpioidae, 393
Eoscorpius, 391
Equisetides wrightiana, 311
wrightianus, 18
Erettopterus, 69, 70, 76, 128, 129, 130, 350, 376, 377, 379, 384. 410, 419
See also Pterygotus
Eria, 95
Erie county, 80, 92
Etheridge, R., jr, cited, 217, 221, 434
Eurypterella, 150
ornata, 17, 89, 93, 150
Eurypterida, history of investigations, 13–22; relationship with Limulus, 14, 18, 19, 135; morphology, anatomy and terminology, 23–71; diagram of, 24; mode of life, 71–85; geological distribution and bionomic relations, 85–113, 431; biologic facies, 90–94; ontogeny, 113–23; phylogeny, 124–35; taxonomic relations, 135–49; resemblance to scorpions, 141; relationship to Crustacea, 148; possible ancestors of the earliest vertebrates, 149; synoptic table, 149–52; systematic account, 152–410; suborder Limulava, 406, 407
Eurypteridae, 130, 149, 152
Eurypterus, 17, 18, 20, 21, 23, 29, 30, 31, 32, 33, 34, 35, 36, 40, 41, 42, 43, 44, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 65, 66, 67, 68, 69, 70, 76, 77, 78, 79, 80, 81, 90, 91, 94, 95, 100, 101, 105, 106, 113, 117, 119, 120, 124, 125, 126, 127, 128, 129, 132, 143, 149, 155–61, 181, 182, 183, 192, 198, 199, 200, 204, 207, 209, 212, 214, 215, 217, 219, 221, 222, 227, 232, 233, 239, 240, 259, 260, 261, 265, 272, 285, 286, 288, 299, 300, 316, 322, 329, 330, 331, 332, 333, 334, 339, 340, 349, 363, 366, 384, 401, 404, 405
figures, 58, 62, 403
sp., 87
acrocephalus, 230
approximatus, 18, 90, 94, 149, 155, 161, 195–96, 221, 222, 431
figure, 222
beecheri, 17, 310
(Tylopterus) boylei, 17, 87, 98, 150, 155, 158, 159, 161, 216, 218, 431
figure, 217
brewsteri, 158, 195
cestrotus, 288

Eurypterus chadwicki, 413, 431
cicerops, 253
clevelandi, 322
dekayi, 15, 69, 89, 149, 155, 158, 161, 181–84, 210, 321, 329, 431
douvillei, 112
eriensis, 16, 192, 193, 195
fischeri, 14, 17, 18, 19, 28, 29, 35, 48, 51, 54, 61, 63, 71, 79, 95, 156, 158, 164, 166, 171, 172, 173, 174, 182, 183, 198, 214, 330, 367, 368, 408
figures, 25, 54, 57, 58, 62, 67, 157
giganteus, 16, 201, 205
figure, 201
(Adelophthalmus) granosus, 111
hibernicus, 401
(Onychopterus) kokomoensis, 53, 68, 87, 132, 133, 150, 155, 158, 160, 211, 212–18, 216, 333, 431
lacustris, 13 15, 27, 28, 34, 43, 48, 63, 89, 92, 114, 116, 118, 149, 155, 156, 158, 159, 161, 171, 172, 173–78, 179, 180, 181, 182, 183, 199, 210, 273, 431
figures, 62, 176
var. pachychirus, 89, 92, 150, 158, 161, 175, 178, 179–80, 183, 431
var. robustus, 15, 178
lanceolatus, 95, 331
laticeps, 172, 261
(Anthraconectes) mansfieldi, 17, 90, 150, 155, 161, 207, 221, 222, 425–27, 431
figures, 220, 426
maria, 79, 83, 87, 114, 116, 117, 118, 132, 150, 155, 158, 161, 184–91, 196, 201, 255, 300, 332, 374, 418, 419, 431
figure, 190
(Anthraconectes) mazonensis, 17, 90, 150, 155, 161, 207, 219, 221, 222, 223–26, 431
figure, 224
Eurypterus megalops, 22, 86, 120, 150, 156, 160, 191–92, 431
microphthalmus, 15, 28, 89, 93, 101, 150, 155, 158, 161, 163, 192–96, 431
minor, 132
myops, 300
obesus, 229
pachychirus, 15, 155, 179
pennsylvanicus, 17, 90, 150, 155, 161, 221, 427–28, 431
pittsfordensis, 20, 26, 28, 80, 87, 150, 155, 158, 161, 172, 196–99, 204, 300, 431
potens, 90, 150, 155, 161, 221, 425, 427
pristinus, 22, 86, 150, 156, 160, 207–8, 431
(Dolichopterus?) prominens, 18, 87, 98, 120, 150, 155, 158, 159, 160, 200–1, 431
figure, 200
pulicaris, 89, 93, 150, 156
punctatus, 228, 229, 300, 328, 401
pustulosus, 15, 25, 89, 92, 150, 155, 158, 161, 201–7, 329, 359, 431
pygmaeus, 132, 190
ranilarva, 87, 150, 155, 160, 208–11, 431
remipes, 13, 15, 27, 28, 32, 34, 43, 48, 54, 61, 63, 83, 88, 89, 92, 93, 95, 114, 116, 117, 118, 126, 149, 155, 156, 157, 158, 159, 161–73, 174, 175, 176, 177, 178, 181, 183, 195, 200, 214, 216, 231, 273, 333, 356, 431
figures, 13, 168
robustus, 155
scabrosus, 217, 221, 286
scorpioides, 44, 94, 157, 228, 229, 300
scoticus, 230, 285, 300
scouleri, 27, 112, 221
siluriceps, 273
simonsoni, 230
(Dolichopterus) stellatus, 22, 86, 150, 156, 160, 211–12, 431

Eurypterus stevensoni, 217
figure, 221
stylus, 90, 150, 155, 161, 221, 425
Eurysoma, 18, 228
newlini, 228, 245
figure, 246
Eusarcus, 18, 20, 21, 23, 28, 30, 31, 35, 40, 41, 42, 43, 44, 50, 51, 55, 58, 59, 64, 67, 68, 70, 76, 77, 78, 90, 94, 116, 120, 126, 127, 128, 129, 135, 150, 226–33, 257, 260, 329, 384, 399, 400, 402, 420
acrocephalus, 231
cicerops, 87, 115, 116, 123, 150, 253–57, 424, 431
giganteus, 231
grandis, 15, 233
ingens, 231, 247, 249, 252
linguatus, 413–14', 416, 425, 431
figure, 414
longiceps, 22, 86, 150, 231, 257, 431
nasutus, 424
newlini, 69, 87, 150, 231, 245–53, 431
table of measurements, 252
obesus, 231, 232
figure, 230
punctatus, 231
figure, 230
raniceps, 231
scorpioides, 230, 231, 232, 399
scorpionis, 15, 16, 26, 44, 89, 92, 114, 115, 116, 150, 226, 228, 230, 231, 233–44, 248, 249, 251, 253, 258, 273, 300, 372, 300, 420, 421, 425, 431
figures, 237, 238, 239, 240, 241
table of measurements, 243
scoticus, 231, 321
simonsoni, 231
triangulatus, 22, 86, 150, 231, 258, 431
vaningeni, 414, 420–25, 431
figures, 422, 423
See also Pterygotus
Explanation of plates, 441–616
Eyes, 35

Fletcher, cited, 357
Foerste, August F., acknowledgments to, 8; cited, 324; description of Megalograptus welchi, 325–29
Fowler, H. W., cited, 74, 439
Fraipont, J., cited, 436
Frankfort shale, 6, 10, 21, 86, 90, 93, 98, 99, 100, 120, 132, 160, 231
Frech, cited, 111
Fritsch, Anton, cited, 142, 143, 222, 388, 390, 392, 394, 396, 397, 398, 438, 439

Galicia, 95, 97
Gaskell, W. H., cited, 27, 57, 61, 66, 126, 149, 436, 439
Gaspé sandstone, 93
Gastropods, 99
Gaurocrinus onealli, 325
Geikie, cited, in
Genesee county, 89
Geologic distribution of eurypterids, 85–113, 431
Girty, cited, 111
Glyptocrinus fornshelli, 325
richardsoni, 325
Glyptoscorpius, 141, 222, 314
Gomphoceras, 99
eos, 325
Grabau, A. W., acknowledgments to, 8; cited, 99
Great Britain, 95, 99, 100
Grenacher, cited, 42
Grote, A. R., cited, 15, 91, 227, 228, 349, 359, 362, 372, 434
Guelph dolomite, 17, 87, 91, 93, 106, 109, 161
Gurley, W. F. E., cited, 18, 437
Gyroceras baeri, 325

Hall, C. E., cited, 17, 425, 434
Hall, James, cited, 5, 14, 16, 17, 34, 43, 51, 53, 56, 81, 85, 91, 135, 155, 156, 164, 168, 170, 176, 177, 178, 179, 183, 200, 201, 219. 223, 258, 262, 265, 266, 267, 268, 292, 311, 312, 322, 349, 353, 356, 359, 371, 372, 425, 432, 435; mentioned, 245
Harlan, R., cited, 13, 432
Harpes, 119, 121, 122
Harpides, 34
Hartnagel, C. A., cited, 91, 101, 106, 421, 429, 438; mentioned, 10
Hastimima, 400–6
whitei, 400, 405, 406
figures, 401, 403
Hebertella insculpta, 325
Hemiaspidae, 112
Hemiaspis, 112
Henshaw, Samuel, acknowledgments to, 8
Herkimer county, 6, 89, 91, 92
Herkimer pool, 9
Hitchcock, C. H., cited, 85, 439
Holland Patent, 16
Holm, G., cited, 5, 18, 19, 29, 31, 35, 36, 43, 48, 49, 51, 54, 56, 61, 62, 66, 67, 68, 71, 79, 95, 125, 135, 156, 157, 158, 165, 166, 167, 198, 239, 259, 260, 261, 262, 330, 332, 368, 437
Hovey, E. O., acknowledgments to, 7; mentioned, 388
Howland, Henry R., acknowledgments to, 7
Hughmilleria, 20, 21, 23, 31, 36, 44, 47, 48, 51, 54, 55, 58, 63, 64, 65, 68, 69, 70, 76, 77, 83, 88, 90, 91, 94, 113, 116, 117, 118, 120, 122, 124, 127, 128, 129, 130, 151, 329–34, 366, 381, 419; ventral surface of the cephalothorax, 428–29
magna, 22, 86, 151, 341–42, 431
pittsfordensis, figure, 428
Hughmilleria shawangunk, 36, 83, 88, 115, 117, 118, 151, 332, 334, 342–48, 418, 419, 431
socialis, 20, 36, 54, 87, 151, 157, 330, 331, 335–40, 342, 344, 345, 381, 431
var. robusta, 20, 87, 151, 340–41, 431
Huxley, T. H., cited, 14, 36, 45, 55, 63, 75, 348, 350, 379, 432
Hyde, Jesse E., acknowledgments to, 8; mentioned, 87

Ilionia, see Lucina
Illinois, 95
Indian Ladder beds, 100
Indiana, 87, 90
Integument, 23–25

Jaekel, cited, 34
Jerusalem hill, 9, 114
Jones, cited, 18, 311

Kayser, cited, 94, 110
Kemp, cited, 107, 109
Kindle, E. M., acknowledgments to, 8; cited, 90, 438
Kingsley, J. S., cited, 136, 137, 138, 436, 437
Kishinouve, cited, 57, 436
Kokomo, Indiana, 228, 229, 248
Kokomo cement beds, 91, 99, 100, 101
Kokomo waterlime, 18, 20, 94, 160

Lankester, E. R., cited, 18, 136, 137, 139, 140, 141, 434
Laurie, M., cited. 18, 44, 46, 47, 50, 52, 54, 56, 61, 63, 64, 65, 67, 71, 76, 81, 84, 94, 120, 124, 125, 126, 127, 128, 132, 134, 135, 136, 139, 140, 141, 143, 148, 157, 230, 260, 280, 282, 285, 314, 316, 318, 321, 333, 349, 350, 397, 398, 436, 437
Leperditia, 99, 100
scalaris, 180
Limulava, 406, 407, 408, 409, 410

Limulus, 23, 25, 26, 27, 29, 30, 33, 34, 35, 39, 42, 43, 44, 47. 48, 50, 51, 54, 56, 57, 60, 61, 62, 66, 70, 71, 76, 77, 79, 82, 85, 105, 113, 118, 119, 120, 121, 122, 123, 125, 127, 128, 135, 136, 137, 138, 139, 140, 141, 143, 144, 145, 146, 147, 149, 172, 173, 304, 305, 306, 308, 350, 366, 394, 398, 410; figures, 121; account of habits, 72; homology of lateral eye in, 36; longitudinal section, 33; relations of eurypterids to, 14, 18, 19, 135; transverse section through the head, 32
longispina, 57
polyphemus, 157, 377
figure, 43
walchi, 34
Lindström, G., cited, 136, 143, 397, 400, 435
Lingula, 99, 106, 111
Livingston county, 108
Livonia salt shaft, 108
Lloyd, W. A., cited, 72, 73
Lockport limestone, 87, 421
Lockport-Noblesville formation, 93
Lockwood, Rev. S., cited, 72
Logan, Sir William, cited, 85, 350, 356, 433
Lucina (Ilionia) prisca, 100
Ludlow beds of Scotland, 16
Luther, D. D., mentioned, 9, 10, 108
Lyell, cited, 107

McCoy, F., cited, 95, 432, 437
McMurrich, J. P., cited, 61
Macrochirus kämpferi, 45
Macrura, 410
Madison county, 89
Manlius limestone, 19, 89, 93, 101, 161
Mansfield, J. F., cited, 434
Martin, D. S., mentioned, 16; cited 434
Martin, J. C., mentioned, 417
Maryland, 87, 88
Matthew, G. F., cited 17, 436
Matuta, 75
Medina-Richmond shales, 93
Meek, cited, 17, 219, 222, 223, 225, 433
Megalograptus, 130, 151, 324, 384
welchi, 21, 87, 98, 151, 324, 325–29, 431
Meristina didyma, 100
Merostomata, 82, 136, 137, 138, 147, 148, 149, 152, 348, 385, 386, 407
Mesonacidae, 128
Mesonacis, 128
Metastoma, 56, 68–71
Metschnikoff, cited, 143, 144
Miller, Hugh, cited, 107
Missouri, 85
Mitchill, S. L., cited, 13, 432
Mohawk valley, 6, 99
Monroe county, 6, 20, 87
Monroe limestone, 89
Montana, 85, 98
Morganville, 32
Morphology, 23
Museum of Comparative Zoology, acknowledgments to, 8

Neolimulus, 112
New Brunswick, 89, 93, 94, 95
Newberry, J. S., mentioned, 273
Newlin, mentioned, 245
Niagaran, 103
Nicholson, H. A., cited, 436
Nieszkowski, J. cited, 14, 17, 19, 26, 31, 135, 155, 156, 432
Normanskill beds, 420; eurypterids from, 411–17
Nova Scotia, 87, 95

Ochsenius, cited, 107
Odontocephalus, 291
Oesel beds, 95, 97, 99, 100, 102
Ohio, 87, 89

Old Red sandstones, 110
Olenellus, 128
Oneida county, 86, 89
Onondaga county, 89
Ontario, 87, 92
Ontogeny, 113–23
Onychopterus, 133, 150, 159, 212
kokomoensis, 91
See also Eurypterus
Orange county, 6, 87, 105
Orbiculoidea, 99, 111
Oriskany creek, 421
Orthis clegantula, 100
Orthoceras, 99
Orthothetes interstriata, 180
Osborn, A. O., mentioned, 387
Ostracophora, 84
Otisville, 6, 49, 83, 84, 87, 104, 113, 124, 132, 168, 169, 417
Otisville basin, 8
Otsego county, 89
Owen, R., cited, 33, 72, 433

Packard, A. S., cited, 40, 120, 136, 433, 434, 435
Paedeumias, 128
Page, D., cited, 278, 432
Palaeophonoidae, 393
Palaeophonus, 141, 142, 143, 147, 387, 394, 396, 398, 399, 400
hunteri, 142, 143, 397
figure, 395
loudonensis, 397
nuncius, 143, 147, 301, 394, 397, 400
figures, 142, 395, 399
osborni, 387
Paradoxides, 122
Parker, G. H., cited, 41
Patten, W., cited, 35, 54, 82, 85, 86, 149, 436, 437, 438, 439
Paulmier, cited, 75
Peach, B. N., cited, 143, 314, 397, 434, 439
Pedipalpi, 141, 142
Penhallow, D. P., cited, 113, 436
Pennsylvania, 87, 88, 89, 90, 94, 95, 111
Peter Redpath Museum, acknowledgments to, 8
Phacops rana, 39
Phrynus, 66
Phyllocardia (Echinocaris), 311
Phylogeny of eurypterids, 124–35
Pitt, W. H., cited, 15, 91, 228, 349, 359, 362, 372, 434
Pittsford, 6, 105; section in old Erie canal, 102
Pittsford pool, 9
Pittsford shale, 20, 87, 91, 102, 106, 110, 161, 421
Pittsford-Shawangunk, 93
Plates, explanations of, 441–616
Platyonichus ocellatus, 51, 71, 75
oculosus, 72
Plectatnbonites sericeus, 325
Pocock, R. T., cited, 57, 142, 143, 388, 390, 394, 397, 398, 399, 438
Podolia, 95, 97
Poecilopoda, 147
Pohlman, Julius, cited, 16, 91, 108, 201, 202, 227, 349, 359, 360, 363, 379, 434, 435
Pores of doublures, 29
Portage beds, 18, 19, 89, 94
Portugal, 96
Portunidae, 75
Portunus, 75
Postabdomen, 68–71
Postoral appendages, 48
Potonié, cited, 111
Potosi limestone, 90
Potsdam rocks, 85
Proscorpionini, 388, 393
Proscorpius, 387, 394, 396, 398, 399
osborni, 143, 387–400
figures, 389
Prothelyphonus bohemicus, 142

Protichnites, 85
Protolimulus eriensis, 140
figure, 140
Pseudoniscus, 20, 112
Pteraspis, 84, 357
(Palaeaspis) americana, 97
Pterichthys, 82
Pterinea, 99
subplana, 99
Pterygotidae, 129, 151, 329; fragments,
figures, 417
Pterygotus, 14, 15, 17, 18, 20, 21, 23, 26, 27, 29, 31, 35, 36, 44, 50, 51, 55, 58, 59, 60, 61, 63, 64, 65, 67, 69, 70, 71, 76, 77, 82, 83, 88, 90, 91, 93, 95, 113, 114, 116, 117, 120, 124, 125, 126, 127, 128, 129, 130, 135, 142, 151, 157, 173, 202, 204, 233, 234, 243, 260, 261, 265, 272, 275, 284, 300, 314, 321, 329, 330, 331, 332, 333, 334, 339, 348–50, 357, 359, 366, 372, 374, 375, 376, 377, 379, 381, 383, 384, 401, 406, 419, 429; homology of lateral eye in, 36; morphology and formation of the chelicerae, 44; disjecta membra from the Frankfort shale, 383
sp., 89, 356, 358, 380
acuticaudatus, 16, 358, 359, 360, 362
anglicus, 46, 61, 63, 71, 95, 127, 204, 333, 348, 352, 356, 358, 364, 370, 372, 373, 383
figure, 348
atlanticus, 89, 151, 350, 356–58, 431
(Erettopterus) banksii, 330, 331, 376, 379, 381
barrandei, 373
figure, 373
(Erettopterus) bilobus, 16, 36, 46, 61, 63, 331, 333, 348, 350, 358, 360, 362, 364, 373, 376, 380
figure, 361
Pterygotus bohemicus, 373
buflaloensis, 16, 29, 30, 36, 38, 44, 46, 56, 89, 92, 117, 118, 151, 202, 204, 233, 241, 349, 353, 354, 358–71, 372, 373, 429, 430, 431
figures, 360, 366
chelicera, 385
cobbi, 15, 89, 92, 151, 349, 353, 359, 362, 364, 370, 371–74, 380, 381, 431
var. juvenis, 429–30, 431
figures, 429, 430
cummingsi, 15, 358, 359, 362, 371, 372
figure, 360
globicaudatus, 16, 201, 202, 204, 205, 359
figures, 202, 203
(Erettopterus) globiceps, 88, 115, 117, 123, 151, 349, 350, 374–78, 418, 419, 431
grandis, 89, 92, 151, 349, 350, 379–80, 431
ludensis, 113
macrocephalus, 359
macrophthalmus, 15, 36, 44, 46, 56, 89, 92, 114, 115, 117, 152, 333, 349, 350–56, 358, 362, 363, 364, 370, 371, 372, 373, 376, 380, 381, 429, 430, 431
minor, 406
monroensis, 20, 87, 152, 349, 380–81, 431
(Eusarcus) nasutus, 22, 86, 152, 349, 382, 412, 414, 416, 431
figures, 416
normanskillensis, 416–17, 431
figure, 416
osborni, 15, 331, 349, 350, 353, 354, 355, 359
osiliensis, 17, 46, 63, 64, 262, 333, 348, 352, 353, 356, 364, 366
otisius, 270
prolificus, 22, 86, 152, 349, 382–83, 384, 431

Pterygotus quadraticaudatus, 16, 204, 358, 359, 360, 362, 363
figures, 361
raniceps, 228, 229, 331
Pterygotus-Slimonia group, 383, 409

Quebec, 94

Rathbun, Mary J., cited, 75
Raymond, Percy E., acknowledgments to, 8
Redenbaugh, W. A., cited, 438
Reed, Mark E., acknowledgments to, 8
Retsof salt shaft, 108
Rochester formation, 93
Roemer, Ferd., cited, 432, 433
Rondout waterlime, 89, 93, 101
Ruedemann, Rudolf, acknowledgments to, 7; mentioned, 6, 8, 10; cited, 438
Russia, 99

Salina formation, 9, 15, 20, 99, 100, 102, 103, 105, 106, 107–11, 420
Salt formation, 93
Salter, J. W., cited, 14, 36, 45, 55, 63, 75, 95, 156, 331, 348, 350, 379, 405, 432, 433
Sarle, C. J., cited, 44, 65, 91, 102, 157, 297, 300, 329, 330, 331, 332, 333, 334, 335, 340, 380, 381, 438; mentioned, 6, 9, 20
Sauquoit, 9
Scales, 25–29
Schenectady, 84
Schenectady basin, 10
Schenectady county, 86, 90
Schenectady formation, 10, 411, 420
Schmidt, Fr., cited, 14, 17, 19, 29, 31, 45, 46, 47, 48, 56, 60, 61, 62, 64, 95, 135, 156, 157, 158, 171, 230, 231, 262, 348, 352, 435, 436, 438
Schneider, Philip F., mentioned, 194
Schoharie county, 86, 90
Schuchert, C., cited, 88, 91, 100, 438
Scorpio, 61, 66, 140, 141, 143
Scorpionidae, 125, 140
Scorpions, 125, 127, 147; embryology, 143; figures, 144, 145; relations to Merostomes, 137
Scottish faunas, 18, 84, 94
Scudder, S. H., cited, 387, 390, 393, 394, 395, 396, 435
Seemann, Fr., cited, 95, 438
Selaginites, 357
Semper, M., cited, 95, 230, 437
Seneca county, 89
Serrations and spines, 30
Seward, A. C., cited, 400, 439
Shawangunk grit, 6, 8, 20, 87, 88, 91, 93, 102, 105, 113, 161, 255, 257; age, 419; in Pennsylvania, eurypterids from, 417–20
Shawangunk series, section of, 104
Sidneyia inexpectans, 406–7
Siluric waterlime, 16
Silurus, defined, 273
Simpson, cited, 111
Slimonia, 18, 20, 23, 31, 36, 42, 44, 47, 51, 54, 55, 56, 58, 61, 64, 65, 67, 70, 71, 76, 77, 94, 120, 126, 128, 129, 130, 157, 272, 300, 330, 334, 383, 408
acuminata, 61
figures, 64, 131
Smith, Charles, mentioned, 245
Smithsonian Institution, acknowledgments to, 7
South Africa, 95
South America, 95
Sphenophyllum thorni, 112
Sphenothallus, 99
Spines, 30
Spirifer, 100
vanuxemi, 194

Spirorbis, 111
Strabops, 31, 35, 68, 69, 86, 119, 120, 122, 123, 124, 125, 126, 127, 128, 129, 130, 140, 148, 151, 152, 186, 322, 410
thacheri, 19, 85, 98, 124, 151, '152–55, 431
figure, 153
Strabops stage, 123, 124
Strauss-Durkheim, cited, 136
Streptelasma rusticum, 325
Stylonurus (Ctenopterus) 18, 20, 21, 23, 30, 31, 33, 34, 35, 43, 44, 48, 49, 50, 51, 58, 59, 65, 69, 70, 76, 80, 81, 83, 84, 88, 90, 94, 110, 113, 116, 120, 126, 128, 129, 130, 132, 133, 134, 151, 212, 230, 259, 260, 261, 262, 278–88, 286, 297, 300, 312, 316, 318, 321, 322, 329, 384
sp., 18, 88, 151, 312–14, 419
beecheri, 89, 94, 151, 288, 292, 310–11, 431
figure, 310
bembycoides, 288
cestrotus, 33, 49, 88, 151, 279, 280, 282, 284, 285, 286, 287, 288–91, 292, 294, 297, 312, 314, 431
elegans, 50, 279, 280, 282, 285, 286, 287
figure, 280
ensiformis, 288
excelsior, 16, 17, 19, 43, 81, 89, 94, 95, 113, 134, 151, 278, 279, 282, 284, 285, 286, 287, 288, 291, 292–95, 306, 313, 378, 408, 431
figures, 293, 294
lacoanus, 19, 292
limbatus, 22, 86, 151, 288, 295–97, 431
lobatus, 288
logani, 50, 278, 279, 282, 284, 285, 286, 287, 292
figure, 281
Stylonurus longicaudatus, 288, 431
macrophthalmus, 278, 279, 280, 282, 285, 286, 287, 318
figure, 283
megalops, 288, 295, 302
modestus, 415, 431
figure, 415
multispinosus, 20, 87, 151, 286, 287, 297–300, 431
myops, 34, 88, 116, 117, 118, 119, 123, 136, 151, 260, 288, 295, 296, 300–9, 312, 313, 418, 419, 431
ornatus, 282, 286, 287
pentlandicus, 288
powriei, 278, 279, 280, 287, 292, 302
figure, 348
scabrosus, 287
scoticus, 50, 70, 279, 285, 287, 295, 302, 303, 3l3
simonsoni, 230
symondsi, 278, 288
wrightiana, 311
wrightianus, 89, 94, 311–12, 431
figures, 312
Swimming feet, 71
Swimming legs, 51

Table of Eurypterida, 149–52
Tail, 68–71
Tarsopterus, 287
Taxonomic relations of eurypterids, 135–49
Terminology, 23
Thelypbonidae, 125
Thelyphonus, 61, 62, 66, 141, 142
Thorell, T., cited, 136, 138, 143, 388, 390, 391, 393, 394, 397, 400, 435
Triartbrus becki, 11
Trilobites, 147, 148
Twenhofel, W. H., cited, 439

Tylopterus, 150, 216–18
boylei, 217, 218–19
See also Eurypterus

Ulrich, E. O., acknowledgments to, 7; cited, 324; mentioned, 87
United States National Museum, acknowledgments to, 7
Utica shale, 86, 93

Van Beneden, M. E., cited, 434
Van Deloo, Jacob, mentioned, 10
van Ingen, Gilbert, acknowledgments to, 8; cited, 417, 419, 420
Vernon shale, 91, 93, 106, 421
von Alth, cited, 95, 434
von Beneden, cited, 136
von Koenen, cited, 107
von Reichenbach, E. Stromer, cited, 439
von Siemiradzki, Jos., cited, 438

Walchia pinniformis, 112
Walcott, Charles D., acknowledgments to, 7; cited, 82, 98, 128, 287, 321, 324, 385, 386, 406, 410, 434, 435, 438, 439; mentioned, 16
Walther, Joh., cited, 110, 113, 438
Wardell, H. C., mentioned, 8, 9, 10
Warren, Pa., 17
Watase, S., cited, 40, 41, 42, 135, 436
Waterville, 9
Waverly beds, 18, 90, 94, 161
Welch, L. B., mentioned, 326
Weller, Stuart, acknowledgments to, 8; mentioned, 425
Westmoreland, 13
White, David, acknowledgments to, 7; cited, 400, 401, 402, 405, 439
Whiteaves, J. T., cited, 17, 94, 216, 350, 357, 435
Whitfield, R. P., acknowledgments to, 7; cited, 223, 262, 356, 387, 388, 390, 391, 392, 393, 394, 395, 396, 397, 398, 412, 434, 435, 437; mentioned, 16, 194
Williams, H. S., cited, 435
Wilsonia kokomoensis, 99
Woods, cited, 141
Woodward, Henry, cited, 15, 17, 18, 36, 44, 45, 46, 49. 61, 62, 63, 64, 65, 67, 71, 76, 81, 111, 113, 135, 136, 156, 217, 221, 227, 228, 229, 278, 279, 280, 282, 284, 286, 311, 328, 331, 348, 352, 363, 370, 376, 400, 433, 435, 437, 438, 439
Woodward, Smith, cited, 357
Woodworth, cited, 85, 86
Worthen, cited, 17, 219, 222, 223, 225, 433

Xiphosura, 147, 407

Yates county, 18, 89

Zittel, cited, 19, 44, 47, 96, 168, 169, 228, 387