July, 19o6 I LAND BIRDS OF SAN ONOFRE, CALIFORNIA 97 Myiarchus cinerascens. Ash-throated Flycatcher. Two pairs were seen the last of May, I9O 4. Sayornis nigricans. Black Phoebe. A pair was building on the section house on March 25, ?9o6. Empidonax difficilis. Western Flycather. A single specimen was secured on March 27, ?9o5 . 0tocoris alpestris actia. California Horned Lark. Several pairs were seen on the mesa, May 29, I9O4. Aphelocoma californica. California Jay. Rare; only three or four individuals were seen during the three trips. Corvus corax sinuatus. American Raven. Common; breeds on the cliffs along the sea shore. Corvus brachyrhynchos hesperis. California Crow. Common in the live oak groves where they breed. Agelaius phceniceus neutralis. San Diego Red-wing. Abundant in the salt marsh in May, ?9o4, and March, i9o 5. Sturnella neglecta. Western Meadowlark. Only a few scattering individuals were found. Icterus bullocki Bullock Oriole. Bred commonly in the sycamores in May, ?9o4 . Euphagus cyanocephalus. Brewer Blackbird. Bred comlnonly; a full-grown young one was found on May 28, ?9o4 . Carpodacus mexicanus frontalis. Linnet. Not at all common; breeds. Astragalinus tristis salicamans. Willow Goldfinch. Common about the marsh in May, ?9o4 . Astragalinus psaltria hesperophilus. Green-backed Goldfinch. Also seen about the marsh in May, i9o 4. Passerculus sandwichensis alaudinus. Western Savanna Sparrow. A single specimen was secured March 27, ?9o5 . Chondestes grammacus strigatus. Western Lark Sparrow. Severalpairs were seen in the sage brush in .March, t9o5. Zonotrichia leucophrys gambeli. Intermediate Sparrow. A few straggling individuals of this winter visitant were found March 27, I9O 5. Junco hyemalis thurberi. Sierra Junco. A pair were noticed among the low bushes on a dark, damp, northern, oak-covered slope on March 27, i9o 5. Melospiza cinerea cooperi. San Diego Song Sparrow. Common on the marsh; a nest was found containing three eggs on May 29, i9o 4. Melospiza lincolni. Lincoln Sparrow. A single specimen was secured on March 26, t9o2. Piprio fuseus senicula. Anthony Towhee. Quite common; a nest was found March 26, with three eggs in it. Zamelodia melanocephala. Black-headed Grosbeak. A few individuals were seen May 29, i9o4, Guiraca ca?rulea lazula. on May 29, i9o 4. Progne subis hesperia. three visits. Petrochelidon lunifrons. Hirundo erythrogaster. t9o4, and another seen March 26, t9o6. Iridoprocne bicolor. Tree Swallow. Western Blue Grosbeak. One female was secured Western Martin. Common; found nesting on all Cliff Swallow. Cmnmon about the marsh. Barn Swallow. Migrant; one was secured May 29, Abundant; one ngst was found in ?9o4 .
