741 



Plate CLVII. 



Fig. 



99, 100. V. ovata, 43, Penn. 

 101, 102. — scabra, 45, Hani. 

 103-105. — striatissima, 44,«S5.y». 



106. — costellifera,46,^c?ara«. 

 107-110. — marica, 47, Linn. 

 Ill, 112. — australis, 48, Sb.Jim. 



113. — Cypria, 56, Soicb. 

 114, 115. — fasciata, 57, Donov. 

 116-118. — roborata, 60, Hani. 



119. — Dysera, 59, Chemn. 



122. — Cumingii, 65, Sb.Jn. 

 123, 124. — declivis, 81, Sb.Jun. 



Plate CLVIII. 



125-130. V. 



131-133. — 



134-136. — 



137. — 



138.— 



139, 140. — 



141.— 



142-146. — 



147-151. — 



thiara, 61, Billw. 

 alta, 63, Sowb.,jun. 

 striatula, 92, Costa. 

 astartoides, 100, Phil. 

 elegans, 82, Adams. 

 polita, 104, Quoy. 

 gemma, 101, Totten. 

 undulosa, 107, Lamk. 

 Kochii, 105, Phil. 



Plate CLIX. 



152-155. V. fumigata, 102, -S<5.,>. 

 156-158. — Isevigata, 103, Sb.,jn. 

 159-164. — Africana, 106, Miihlf. 

 165-167. — donacina, 108, Chem. 

 168, 169. — eequilatera, 109,-Sow5. 



Plate CLX. 



170-173. V. Berryi, 62, Graij. 



174. — plicata, 66, Gmel. 



175. — lamellata, 67, Lamk. 



176. — calophyla, 64, Hani. 

 177-180. — casina, 69, Linn. 



Fig. 



181. V. rosalina, 70, Rang. 

 182, 183. — • verrucosa, 71, Linn. 



184. — cor, 72, 8owb.,jun. 

 185, 186. — rugosa, 74, Gmel. 



Plate CLXI. 

 187-189. V. crebrisulca, 75, Lamk. 



190. — crenulata, 77, Chemn. 



191. — ciiigulata, 78, Lamk. 



192. — lyra, 76, Hani. 



193. — exalbida, 83, Chemn. 



194. — lenticularis, 84, Sotcb. 



195. — tenuilamellata, 90,/S^'. 



196. — quadrangulus,85, Ad. 

 197, 198. — oblonga, 86, Gray. 



199. — albo-radiata, Sb.,jun. 



200. — praeparea, 89, Say. 



201. — albiua, 81, Sb.Jun. 

 202, 203. — gallina, 93, Linn. 



Plate CLXII. 

 204-206. V. mercenaria, 91, Linn. 

 207-213. — striata, 94, Chemn. 



214. — Labuana, 95, Adams. 



215-220. — Scalarina, 96, Lamk. 



221. — aphrodina, 98, Lamk. 



222, 223. — strigosa, 99, Lamk. 



. 224. — Peronii, 97, Lamk. 



225, 226. — gallinula, 79, Lamk. 



Plate CLXIII. 



{Supplementary descriptions following ) 

 MERGE. 



16. M. excavata, 5, Hani. 



17. — menstrualis, 8,Menke. 

 18, 19. — Solandri, 7. Gray. 



CYTHER^A. 



202. C. pamiosa, 82, Sotob. 



