CRAYFISHES — HOBBS, HOLT, AND WALTON 



00 



at 40; with C. 1. longulus at 88, 89, 91, 92; with C. sciotensis at 3, 5, 15, 

 is. 43. 54-58, 61, 63, 65-67, 70. 72, 75, 78, 79, 81, 86, 95-97, and 126. 



Ostracod associates include An. ancyla at stations 88, 89, 92: As. 

 asceta at 40; Dn. Ueata at 3, 5, 15. IS, 24, 43, 54-58, 61, 63, 65-67, 71, 

 72. 75, 79, 81, 86, 95-97, 126; Dn. truncate at 54-57. 71, 87, 88, 91; 

 Dt. chalaza at 40; Dt. daphnioides at 70. 72. 75, 79, 81; Dt. falcata 

 at 87-89, 91, 92; E. vntemotalus at SS; E. kanavsaemis at 126; and 

 P. phyma at 3, 5, and 24. 



Branchiobdellid associates include A koronaevs at stations 18, 71, 

 72. S7-89, 91, 92;. 4. legaeus at 81; B. Ulvminatus at 5, 40, S6, 87, 97; 

 C. branchiophila at 15, 18, 24, 43, 55, 57, 58, 63, 65-67, 72, 75. 79, 

 81, 86-89, 91, 92, 97, 126; C. heterognatha at 3. 5, 24, 61. 63, 65-67; 

 70, 72, 78, 79, 81, 86, 97, 126; C. holvstoma at 18; C. ingens at 5, 15, 



Figure 15. — Cambarincola fallax; a, lateral new of entire animal; b, en face view of jaws. 



18, 54. 5S, 61, 67, 70, 72, 75, 79, SI, 86, 95. 97; C. philadtlphica at 

 3, 5, 24, 54-56, 66, 71, S7-S9, 91, 92; P. aleicornus at 3. 5, 15, IS, 

 24. 43, 5S, 61, 63, 65-67, 70. 72. 75, 79, SI, S6. 95. 97; Xd. jormosus 

 at SS, S9, 91, 92; and Xg. instabilius at 3, 5, 24. 54. 61, 86, 95, and 97. 



Cambarincola Jieterosnatfia Hoffman 



Figures 16a-c 

 Cambarincola heterognatha Hoffman, 1963, p. 362. 



Diagnosis. — "Without peristomial tentacles; prosomites not dis- 

 tinctly raised; dental formula 1/4 (usually), upper jaw strikingly larger 

 than lower; prostate half or less length of spermiducal gland and dis- 

 similar histologically. 



Range. — In the mountainous regions of West Virginia, Virginia, 

 North Carolina, Tennessee, and Kentucky (Adair County). 



