252 NORTH AMERICAN FAUNA. [Xo.7. 



Encoptolophus it. sp 19 ex., Panamiut Valley; 5 ex., Death 



Valley. 



Scirtettica n. sp 1 ex. 



Scyllina delicatula Scudd 1 ex. 



N. gen. et n. sp.; between CEdipoda and Eri- 



mooia 1 ex. 



Leptysma mexicana Sauss 18 ex., Panamint Valley. 



Psoloessa texana Scudd 3 ex., Coso Valley 



Trimerotropis vinculata Scudd 3 ex., Panamint Valley. 



Thrincus aridus Brun 2 ex., Panamint Valley. 



Camnula pellucida Several ex., Walker Basin. (Dr. A. K. 



Fisher.) 



ARACHNID A. 



Family IxoDiDiE. 



Argas occidental-is Marx From dog's ear, Ash Meadows, Nev., 



March 9, 1891. (A. K. Fisher.) 

 EMpistoma leporis Marx From rabbit's ear. Kern River, Calif., 



July 4, 1891. (A. K. Fisher.) 

 Ixodes ricinus L From Thomomys, Walker Pass, Calif., 



July 1. 1891. (A. K. Fisher.) 

 Bhipicephalus angnstipalpis Marx From jack rabbit, Daggett, Calif., Jan. 



7,1891. (A.K.Fisher.) 

 Dermacenior americanus L From child's ear, Lone Pine, Calif., June 



9, 1891. (A. K. Fisher.) 



Family Scorpionid^s. 



Yejovis punctipalpis Wood 1 ex. (A. K. Fisher), Panamint Moun- 

 tains, April. 



