242 WORMS- TESTACEA. 62. Venus. 



Lister conch, tab. 396. Klein *str. tab* 10. jig. 50. 

 2 . Liiher conch, t. 40 3 . f. 247. 



Inhabits Shell with rough firia:. 



Lsiiefcem. Shell ovate tranfverfely ftriate, without radiate and marked 

 towards the margin with characters lines and fpots, 

 within yellowiih. 

 Inhibit s Li iter conch, tab. 404. fig. 248, 



Sanguino~ Shell ovai fmooth yellowifh with red fpots and dots. 

 £**• Bonan. recr 2. fig. 68. *f#/* JEm*. 2. //£. 67. 



Inhabits fhores of Naples'. 1 £ inch long, 1 \ broad; 



Argentea: shell oblongifh fmooth, filvery with black lines united into 

 . - r bands. 



Bonan. recr. 2. fig. 85. Muf. Kirch, z.f. 84. 

 Inhabits mores about Cadez. 



Donacina. Shell oblongifti flattened, the anterior part tranfverfely 

 grooved ; the internal margin crenuiate : Hopes linear 

 excavated. 



Inhabits Knorr Vergn: 6. /. 28. f. 7. 



Shell 1 I inch long, 1 -| broad : fometimes of one colour, fome- 

 times marked with fpots lines or angles 1 hinge with only i 

 teeth. 



Afra % Shell grooved, the knob pointed; pofterior excavation 



wrinkled and hea>t-fhaped. 

 Adans Jeneg. \.t. 16. f. 6. 



Inhabits Africa: an inch broad; the grooves very fine and 

 about 130. 



Dealbata. Shell oblong thin flattened, blueifh when the filh is alive and 

 fnowy when dead. 

 Adans. feneg. I./, if.f 1 8. 

 Inhabits Africa : 1 § inch broad and about ha' fas long. 



Lithophaga Shell ovate reticulate, gaping each fide : hinge with 1 teeth 

 alternately bifid. 

 Acl.Taur. 1786. 1787./. 11 — i^-fig* l» 2. 

 Inhabits ihores of Croatia, among rocks and Hones. 



6$. SPON- 



