Proceedings of the Academy of Natural Sciences of Philadelphia (Google eBook)
Academy of Natural Sciences of Philadelphia, 1907 - Natural history
"Publications of the Academy of Natural Sciences of Philadelphia": v. 53, 1901, p. 788-794.
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abdomen Acad adipose fin Amer Arkansas base of caudal blackish blotch body bristles broad brown caudal femora caudal peduncle cephalic Cephalothorax Collocalia Color in alcohol Colorado Springs Comal county compressed convex Cotypes darker diam dorsal E. D. Cope femora Ferriss filaments Fins front Gill-opening H. W. Fowler inches caudal damaged interorbital space Iris Knob Hill lateral line least depth length line to base lobes lower surface male Mammoth Hot Springs mandible margin Marianao maxillary measured from tip median opercle orbit origin of dorsal Orthoptera paler pectoral Peruvian Amazon Phila Philos Pilsbry plate Polygyra posterior Proc Prof pronotum prostomium Rakers rays region River rounded Scudder segments setae shells side slender slightly snout somite species specimens spines striate teeth tegmina tibiae tip of upper transverse upper jaw Val Verde county ventral whorls Width of head Yellowstone Park