223 



GENUS. CYPR^A. 



Ovate or ovate-oblong, convex, the margins involute ; 

 aperture longitudinal, narrow, toothed on each side, 

 effuse at the extremities; spire all but concealed. 

 C. EUROPEA. Mont. p. 200. and Sup. 88. Macgy. 

 Aber.p. lib. List. An. Ang.p. 168. t. 3./. 17. 

 List. t. 706. /. 57. D. p. 467. F. p. 330. C. 

 PEDICULUS. VAR. EUROPEAN. Lin. 1180. Don. t. 43. 

 Pen. 4. p. 115. t. 70./.82. Da. Cos. p. 32. t.2.f. 

 6. C. COCCINELLA. Lam. 66. Bluin.Faun. Franc, 

 t. 9a.f. 1. Oval, glossy, with transverse elevated striae 

 and usually intermediate smaller ones, or bifurcated, 

 livid flesh-coloured often with three dark spots on the 

 tumid back which is always devoid of a longitudinal 

 sulcus; outer lip and under part white. Young, C 

 BULLATA. Mont. p. 202. t. 6./. 1. Pellucid, the 

 striae indistinct, outer lip not thickened, the apex 

 slightly produced and formed into two or three convo- 

 lutions. Common, Kent, fyc. 



ORDER. CEPHALOPODA. 



SECTION. POLYTHALAMIA, 

 Chambered Shells. 



GENUS. ORTHOO ERA. 



Straight or but slightly arcuated, subconical, striated 



