6 4 



Genus V. Diad^ma. 



1171. Tigrina — Le Tigre — Tiger — Brafil — Very rare. This is. 

 a reverfe fhell, the convolutions winding to the left. 



Genus XL PUPA — Poupe'e — Puppet. 



Striatella — La Striee — Striated — Very rare. 

 Rubra — La Rouge — Red — Weft Indies. 

 Clathrata — Les Baluftrades — Baluftrades — Weft Indies. 

 Pinguis — La GrafTe — Fat — Very fcarce. 



Class II. Echinus — Oursin de Mer — Sea Urchin. 



Genus I. PLACENTA — Gateau, ou Plat — Cake, or 



Flat. 



1 1 76. Machrofchifma — Le Long Troue — Two Long Holed — 

 Echinus Orbiculus Linn. Rare. 



1 1 77. Bifida — Les Deux Fentes — Two Slits — Echinus Orbicu- 

 lus Linn. This has the Spines on it, and is, therefore, very rare. 



1 1 78. Senaria — Les Six Trous — Six Holed — Weft Indies — 

 Echinus Orbiculus Linn. 



1 1 79. Libum — La Fouace — Crofs Bun — Weft Indies — Echinus 

 Rofaceus Linn. It has the fpines on, and on that account is rare. 



Genus II. SCUTUM — E'cusson — Escutcheon. 



1 180. Orbiculatum— Le Circulaire — Circular — Eaft Indies — 

 Rare. 



1 1 8 1 . Teftudineum — La Tortue — Tortoife — Eaft Indies — Ex- 

 tremely fcarce. 



Genus IV. COR — Coeur — Heart. 



1 182. Vulgare — Le Commun — Common — Normandy. 



Genus V. DIADEMA — Turban — Turban. 



1 183. Vulgatum — -a. with the fpines on— L' Ordinaire — Com- 

 mon — Normandy. 



1184. Orbiculatum — L'Orbiculaire — Orbicular — Normandy—* 

 Echinus Efculentus Linn. 



1 185. Depreffum — Le Plat— Flatted— Weft Indies. 



i\hG. Vireicens — Les Epines Vertes — Green Spined — New« 

 foundJand — Has the fpines on. gUrtk 



1 1S7. Aciculatum — Le Epines Pourpres^Purple^ Needle Spined 

 « — Mediterranean — Has the fpin'e on. 



1188. Ovatum 



1172. 



1173- 

 1 1 74. 



"75- 



