292 CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D. Ser. 



hairs, appressed and not clavate on legs and venter. Legs very short, fourth 

 pair longest, scarcely as long as body; last joint of leg I just about equal 

 to penultimate; palpi short; second joint swollen above, clothed with long 

 hair; third a little longer than broad; fourth short, tipped with a stout claw; 

 thumb longer than claw, slender, scarcely clavate, and nearly bare. 



Several from La Chuparosa and Sierra San Nicolas, Sept. 



314. Rhyncolophus echinatus, sp, nov. 



Length 3.2 mm. ; broad 2.3 mm. General color dull blackish. Body short, 

 broadly rounded in front and behind; dorsal groove enlarged in the middle, 

 does not reach middle of dorsum; two eyes each side, frontal tubercle slen- 

 der capitate. Legs thick and short, not as long as body is broad; broad and 

 dense scopulas under all tarsi; palpi very small and slender, pale colored. 

 Body and legs clothed above with many black, appressed, curved, short, stiff, 

 pointed, roughened bristles or spines, above on the body are some black, 

 scattered, erect, longer, clavate, roughened bristles, beneath the bristles are 

 smaller. 



One example from San Jose del Cabo. 



315. Rhyncolophus pedatus, sp. nov. 



Length 2-2.8 mm.; tibia IV 3.5 mm. Wholly pale yellowish. Body short 

 and broad, broadly rounded behind, dorsal groove short, enlarged at end, 

 not reaching to end of first third of dorsum; two eyes each side; mouth- 

 parts short, rapidly tapering, seen from side there is a short tubercle 

 above; palpi of moderate size, the femora enlarged toward tip, the tibia 

 smaller, about half as long, the claw about as long as the thumb. The body 

 bears above scattered short stiff, nearly erect bristles that are as large at tip 

 as elsewhere and slightly roughened. The legs are extremely long and slen- 

 der; the tarsi swollen and furnished with scopulas; the other joints have 

 many stiff serrate spine-like hairs; the venter is clothed with many fine hairs. 



Three specimens; Hermosillo. 



