INDEX. 



[Synonyiiies are printed in Italics.] 



ASTACUS Paof, 



adcena LeC. ' 54^ 



affinis Sat 86 



amjulosus Rathke 152 



angtisliittis LeC 30 



astacus Pennant Hi 



Bartonli Fab 59 



Blaiulhujii Harlan I'J 



breviforceps Cope 150 



Carolinus Erichs 51 



Caspias ElCHW 153 



cheiioilerina Cope 156 



ciliari.1 Rak 59 



Colchicus Kessl 153 



Cahensis Erichs 51 



Dauricus Pallas 129 



fluviatilis RoND 140 



JluvialiUs, var. anyulosn Oerstf. . . 150 



" " Caspia Gerstp. . . . 153 



" " communis Gerstf. . . 146 



" " leptodadyla Gerstf. . 1 50 



" " pachypus Gerstf. . . 153 



fontinalis Carbonnier 143 



fossarum LeC 27 



fossor Raf 93 



Gainbelii Ag 130 



Japonicus DeH 128 



Klamatheiisis Stimps. ...... 131 



latimanus LeC 69 



leniusculus Dana 132 



k'litoilaclylus EscfisCH 150 



lept(jilaitylu.s, var. angulosa Kessl. . . 150 



" " Caspia Eichw. . . 152 



" " salina NoRDil. . . 150 



leptorrhinus Fisch 129 



limostis Raf 87 



longicornis Lereb 141 



maniculatus LeC 29 



Mexicanus Erichs 50 



nigrescens Stimps 135 



nobilis HuxLEr 140 



Oreganus Randali 133 



pai_'hv]ms Rathke 153 



pallipes Lereb 142 



Astacus p^os 



]iallipe.s, var. flava Lereb 143 



pclliicidus Telle 40 



penicillatus LeC 36 



pusillas Raf 65 



saxatilis Koch 141 



Schrenckii Kessl 129 



spiculifer LeC 33 



subgrundialis Cope 155 



torrt'iitiuiu Wolf 141 



tristis Koch 141 



troglodytes LeC 27 



Trowbridgii Stimps 134 



WieyriMimi Erichs 38 



Cambaroides 



Danricus Fax 129 



Japonicus Fax 128 



Schrenckii Fax 129 



Cambarus 



acnminatus Fax 67 



acutissimus GiR 22 



acutus GiR 21 



ad vena Hag 54 



affinis GiR 86 



Alabaniensis Fax 104 



Alleni Fax 35 



angustatus Hag 30 



argillicola Fax 76 



Aztecus Saus 51 



Bartonii GiR 59 



Bartonii, var. longirostris Fax. ... 64 



" " robusta Fax 61 



Blandingii Erichs 19 



Blandingii, var. acuta Fax 20 



Carolinus Erichs 54 



Clarkii GiR. . 26 



• ccecus Joseph 45 



compressus Fax 105 



consobrinus Saus 53 



cornutiis Fax 80 



Couesi Streets 97 



Cubensis Erichs 51 



debilis BuxDY 97 



Diogeues Gir 71 



