528 GEOLOGICAL SURVEY OF THE TERRITORIES. 



EXPLANATION OF PLATE VII. 



EULIMNADIA TEXANA autl E. AGASSIZII. 



Fig. 1. Eidimnadia texana, hand of second foot of male, enlarged. 



Fig. 2. First foot of male. 



FiG: 2a. Hand of extremity of fifth endite, much enlarged, showing the broad, flat 



setae at tip, and the accumulation of sense-cells. 

 Fig. 3. Front of head, showing the eye and frontal process, or "haft organ." 

 Fig. 36is. First and second antennae. 



Fig. 4. Telsou, 4a, end of caudal appendage, a little more enlarged. 

 Fig. 5. Eulimnadia agaasizii, head, with frontal process {fp ), eye, and first and second 



antennae. 

 Fig. 6. Eulimnadia agassizii, telson. 



