135 



GENUS. PLLEOPSIS. 



Obliquely conical, anteriorly recurved, the apex 

 nearly spiral ; aperture of a roundish oval ; ante* 

 rior margin the shorter, acute and subsinuated ; 

 the posterior larger and rounded ; an elongated, 

 arcuated t transverse muscular scar under the pos- 

 terior margin. 



P. UNGARICA. Lam. 1. PATELLA U. Lin. 1259* 

 D. p. 1034. Pew. 4. p. 143. t. 90. /. 147.- Don. 

 t. 21. /. 1. Mont. p. 4$>6.Knorr. 6. t. 16./. 3. 

 Mart.f. 107. CAPULTJS U. SW. <?,/. 1. F.p. 363. 

 White or pink under the brown epidermis which has 

 a pilose margin, rough with raised coarse radiating 

 striae ; the apex spiral and acuminated ; inside white or 

 pink. i. Not common, on rocks and shells in rather 

 deep water. 



P. ANTIQUATA. PATELLA A. Lin. 1259. Dor. 

 Cat. p. 51. Mont. p. 485. List. t. 544. /. 31. 

 Mart. f. 111,2. CAPULUS A. F. p. 364. P. Mi- 

 TRULA. Lam. 2. PATELLA M. D. p. 1035. White, 

 thick, opaque, the layers of growth forming rough con- 

 centric sublamellar ridges ; inside white ; apex obtuse. 

 H. Rare. 



P. MILITARIS, PATELLA M, Dor. Cat. p. 51. 



