290 



UNIVERSITY OF COLORADO STUDIES 



no (109) Terminal processes of last segment of expedite of sth foot short. 

 Length: male, 2.5; female, 2.9 mm. . Diaptomus shoshone Forbes 



Tolland, Pikes Peak; 9,250-12,188 ft. [Yellowstone region and Colorado mountains.] 



Fig. 65. — Diaptomus shoshone. 



111 (104) Terminal process curved. 112 



112 (113) Endopodite of right sth foot very small — almost rudimentary. First 

 segment of right exopodite long. Last segment of exopodite of left 5th foot 

 much more slender than first. Length about 2 . o mm. 



Diaptomus lintoni Forbes 



Tolland; 9,600 ft. [Yellowstone region and Colorado mountains.] 



113 (112) Endopodite of right sth foot not very small — nearly as long as the 

 short first segment of exopodite. Last segment of left exopodite about as 

 thick as first 114 



114 (lis) Lateral spine of second segment of right exopodite long — about 

 half as long as terminal hook. Length: male, i . s8; female, i . 76 mm. 



Diaptomus albuquerquensis Herrick 



La Junta, Hugo; 4,100-5,000 ft. [Mexico to Colorado.] 



115 (114) Lateral spine of second segment of right exopodite of only moderate 

 size 116 



