AULICA. 87 



labeled, but without authority for the name attached) redescribed 

 it under the same name in 1844 ; since then, the species has been 

 quoted in all the monographs as well as in Crosse's list as 

 Sowerby's, and Gray himself, forgetting that he had described it, 

 quotes it as of Sowerby in his British Museum monograph. 



Y. SOPHIA, Gray. PI. 25, fig. 57. 



Yellowish white, with two interrupted darker bands, which 

 are bordered on either side by a line of chestnut spots. 



Length, 2*5 inches. 



W. Coast of Australia. 

 Perhaps a variety of V. Norrisii. 



Y. RUTILA, Brod. PI. 25, figs. 56, 54. 



Shell variegated, whitish and saffron-red, forming subtrigonal 

 blotches, and irregular veins, and usually indicating obscurely 

 by their confluence and broadening two revolving bands ; some- 

 times slightly tuberculate on the shoulder ; aperture salmon-red 

 within. Length, 3-3'5 inches. 



N. E. Coast of Australia ; New Guinea. 



Yar. INNEXA, Reeve. Fig. 54. 



Lighter colored, tuberculate. 



Louisiade Islands, near New Guinea. 



Y. PIPERITA, Sowb. PL 26, fig. 60 ; PI. 27, figs. 75, 76, 78. 



Finely netted and peppered with orange-red on a whitish ground, 

 with three interrupted bands of large orange-red spots, and 

 columella and interior of aperture same tint. 



Length, 2'5-3 inches. 



Solomon 7s., Woodlark IsL, near New Guinea. 



y V. Ruckeri, Crosse (fig. 75), V. Macgillivrayi, Cox (fig. 76), 

 and V. Ceraunia, Crosse (fig. 78), are all mere color-varieties of 

 this species. 



Sect. 5. Aulica, H. and A. Adams. 



Agreeing with the preceding section in general form and 

 principal characters, the summit of the spire differs in having a 

 completely smooth instead of a tuberculated surface. 



Y. AULICA, Sowb. PL 26, figs. 61, 62. 



Flesh-colored, with large salmon-colored clouds, sometimes 



