HARRIS : CRAYFISHES — GENUS CAMBARUS. 149 ' 



89. MISSISSIPPI RIVER — continued : 



120. Missouri River. 



122. Kansas River. I 



126. Saline River. i 



C. pilosus. 15, ? 2. 

 C. virilis. 15, 23, 24. 



127. Platte River. 



C. immunis. 26, 1. 



128. South Platte River. , 



C. diogenes. 5, 2; 49, 1. 



129. North Platte River. 



C. immunis. 49, 1. 

 C. virilis. 49, 1. 



130. Little Sioux River. 



C. virilis. 14, 7, 10. 



131. Illinois River. | 



C. blandingii acutue. 11, 1, 2, 3, 4, 6, 7. 



C. diogenes. 11, 1, 4, 5. 



C. gracilis. 11, 1, 3, 5 (?); 48, 1 (?). i 



C. immunis. 11, 34. 



C. propinquus. 11, 3, 4, 5, 6. 



C. rusticus. 11, 1. 



C. troglodytes. 11, ? 1. 



C. virilis. 11, 1, 3, 4, 5. 



132. Sangamon Elver. 



C. bartonii robustus. 11, 1. 

 C. gracilis. 11, 2. 

 C. virilis. 11, 2. 



133. ' Fox River. 



C. diogenes. 48, 2. 

 C rusticus. 48, 4. 

 C. virilis. 48, 1. 



134. Kankakee River. 



C. blandingii acutus, 12, 4(?), 5. 

 C. diogenes. 12, 7. 

 C. immunis. 12, 6. 

 C. propinquus. 12, 5. 

 C. virilis. 12, 7. 



135. Des Moines River, 



C. immunis. 14, 2. 

 C. propinquus. 14, 1. 

 C. rusticus. 14, 1. 

 C. virilis. 14, 3, 4, 8, 9. 



136. Iowa River. 



C blandingii acutus. 14, 1. 

 C. diogenes. 14, 2. 

 C. immunis. 14, 1, 6, 

 C. virilis. 14, 14. 



137. Cedar River. 



C. immunis. 14, 3. 

 C. rusticus. 14, 2, 3. 

 C. virilis. 14, 15. 



