192 CYPR^EA. 



sides in bright saffron-red ridges which are somewhat irregular, 

 and are here and there forked. Length, 2'6 inches. 



New Britain, N. S. Wales (Hobson), Red Sea (Jickeli). 

 An extremely rare and beautiful species, of which the Acad. 

 Nat. Sciences Philada. possesses a fine specimen, the gift of the 

 late Dr. Thos. B. Wilson. 



C. LAMARCKI, Gray. PI. 18, figs. 96, 97. 



Yellow, varying from orange to greenish, profusely covered 

 with white spots, the larger of which are sometimes ocellated ; 

 sides marked with reddish-brown spots, and the extremities with 

 lines ; base white, teeth strong. Length, 1'2-1'T inches. 



Indian and Pacific Oceans. 

 C. MILIARIS, Gmel. PI. IT, fig. 80. 



Differs from the preceding in being narrower, the dorsal spots 

 are smaller and never ocellated, and the sides are white. 



Length, 1*2-1 *5 inches. 



Japan, N. S. Wales. 

 C. EBURNEA, Barnes. PI. IT, fig. 85. 



Differs from C. Lamarcki, Gray, in being pure ivory-white. 

 Length, 1-5-1*9 inches. Philippines. 



C. TURDUS, Lam. PI. 18, fig. 91. 



Whitish, sprinkled with small reddish-brown dots, those on 

 the anterior extremity appearing sometimes as dashes, base 

 white, and rather flattened . Length, -T-l-5 inches. 



Persian Gulf. 



Sowerby in Thes. Conch. Monog. Cypru-ida.', calls attention to 

 an elongated variety for which he suggests the iijimo. pyriformis. 



C. EROSA, Linn. PI. 18, figs. 90, 100, 1. 



Pale bluish to citron-yellow, thickly covered with wfiite specks, 

 and sprinkled with ocellated brownish ones; sides white, stained 

 in the middle with a square brownish-black spot ; extremities 

 ridged with chestnut-brown; teeth strong, outer ones extending 

 across the base and frequently over the side, base white, some- 

 times spotted and streaked with chestnut-brown. 



Length, '8-1 '8 inches. Indian and Pacific Oceans. 



An abundant and extremely variable species, which sometimes 

 occurs very much flattened; the large brownish black square spots 

 on the sides are peculiarly characteristic. 



