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Plate XXI
Figs. 6 and 7. | Aulacidea abdita, new species, ×2. |
Figs. 8 and 9. | Neuroterus thompsoni, new species, ×4. |
Figs. 10 and 11. | Diastrophus tumefactus, new species, ×2. |
Figs. 6 and 7. | Aulacidea abdita, new species, ×2. |
Figs. 8 and 9. | Neuroterus thompsoni, new species, ×4. |
Figs. 10 and 11. | Diastrophus tumefactus, new species, ×2. |