236 
The Natural Hiftoryof JAMAICA. 
I found it in famaica, and have had it from Scotland, where it is found 
upon the Coaft. 
VII. Concha Veneris exigua, alba, firiata. Lift, Hiff, An Angl. p. 68. 
Fig. 17. Concha Veneris exigua firiata leviter admodum rufefcens, cat fummo 
dor{o integro macula rufefcentes. Ej. Hift. Conchyl. Tab. 707. No. 57. Grew. 
Maf. Reg. p. 138. An Concha Venerts Americana, firiata, exigua, carnea. Pet. 
Mem. Cur. Ann. 1708. p. 157. N° 16. 
Thefe are much fmaller and allover reddifh. They are found fome- 
times in Jamaica, and likewife in the Orkney Iflands, and are call’d there 
‘fobn ot Groat’s Backies. 
VIII. Concha utrog; latere fe colligens, umbilicata ex fufco maculata, labro 
finuofo. Lift. Hist. Conchyl. Tab. 714. N°*72. Veneroides Barbad. minor 
marmorata. Pet, Gaz. Nat. Tab. 50. N°. 13. Barbadoes Diper. Ej. Cat. 
Clafs. Top. p. 94. N° 584. Mem. Cur, Anu. 1708. p. 158. N° 18. 
This Shell is about an Inch and half long, half as broad, it is almoft 
round, is thin, whitifh, and all over marbled, with Variety of reddifh 
brown Spots of no certain Figure or Magnitude. ‘The Rima towards the 
End is narrow, and towards the Mouth is very wide without any Teeth, 
and finuous or oblique. It is ot feveral Magnitudes. 
I brought it from the Shores of Jamaica, and have had it from Barbados 
the Caribe INands, Stam, and the Coaft of Guinea. 
IX. Coacha Veneris levis, magna, fubcinerea vel fublivida, in dorfotri- 
fafciata, List. Hist. Conchyl. Tab.669. N°.15. Concha Veneris famatcen|is, 
levis & perleuis fafciata. Pet. Mem. Cur. Ann. 1708. p.158. N° 11. Rhom- 
bus tenuis, ex fufco fafciatus ore interno, ex viola parparafcente. Lift. Hift. 
Conchyl. Tab. 741. N° 37. Concha venerea, levi & fragili testa, Fafciata. 
Bon. p. 147. No, 266. Muf. Kyrcher. p. 465. No. 265. 
This is about three Inches long, half as broad in the middle, whence 
it decreafes towards both Extremes. Ic is very light, of a grey co- 
flour, with three or four very dark brown broad Fa/cze going tran{verfly 
from one Sideto another. There appear five Ewirls or Circumvolu- 
tions on the End oppofite tothe Mouth. The Slit is befet with brown 
Teeth and is pretty open. 
I found this on the Shores of Jamaica of feveral Magnitudes and 
Varieties. 
X. Perficordes Famaicenfe guttulis perlatis, maculis, marginaliter flavis. 
Pet. Mem. Cur. Anu. 1708. p. 158. N®: 20. 
This refembles the Conche Veneris very much, and is more than half an 
Inch long, about a quarter broad, very fmooth, of avery faint purple 
colour with fmall white Spots, and two or three yellow ones. It is at 
the Mouth very white as Ivory and fhining when the upper Cruft is 
rubb’d off, theEnd hath feveral extant Circumvolutions or {piral Lines 
ftanding oppofite tothe Mouth, which hath fome Teeth onthe Side and 
End ofthe: Rima or Slit. The Slicat the further End of the Mouth is 
wider thamin other proportionably large Conche Meneris. , 
I found it with the former. 
Cwnase 
