U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. IX 



Fig. 1. Tiusiojis abnsalain (Riippell). 



(From Ruppell, Museum Senckenburgianum, lii. 1845. pi 12 fig 1.) 



Fig. 2. T'in-.siop.s abusnlnm (Ruppell). 



(From Ruppell, Museum Senckenburgianum, lii, 1845, pi. 12, fig. 3.) 



Genus TURSIOPS. 



