Gen-US II. Mytilus. 



ipecies, we conclude that the young fry, having attained to a proper 

 fize, have burft from their confinement to range at large. ^ It is 

 prefumed, that moil: fpecies of the marine and terreftrial univalve 

 fhells are produced from eggs, but that thofe of fr^flv water are 

 generally brought forth alive. 



775. An affemblage of long tubular ova of fome fliell fifli, but 

 of another fpecies. 



775 A fiBgular horny operculum of a fea fliell, but un- 

 known of what fpecies. 



Division IL — Bivalve — Bivalves, ou Dovblz CodtriLLEJ 

 — Bivalves, or Double Shells. 



Genus I. PINNA-^AIle— WsBSfe. "Ft^j-. 



776 •TO^IGRICANS— La Noire— Black— Otaheite, &c.— Rare- 

 Pinna Nigricans Soland. 

 777. Perna — Le Jambon — ^Ham— Mediterranean. 

 ■ 778. Nobilis — La Noble — Noble — Mediterranean — Pinna No- 

 bills Linn. 



779. Rigida — La Pv.aboteufe — Rough — Guinea? — Pinna Ri- 

 gida Soland. 



Genus IL MYTILUS— Moule— Mussel. 



780. Dubius — La Douteufe — Doubtful — Amboyna — Patella 

 Unguis Linn. Mytihis Lingua Soland. Extremely fcarce. 



781. Arborarius— L' A rbre— Mangrove, or Tree — Weft Indies. 



782. Fornicatus — La Voutce— Vaulted — China — Mytilus Bilo- 

 cularis Linn. 



783. Edulis— La Commune — Eatable, or Common— Normandy 

 -Mytilus Edulis Linn. 



784. Perna — Le Jam.bon — Ham — Portugal — Mytilus Perna So- 

 land. See' alfo fpecies 1042. 



785. Magellanicus — La P»lagellanique — Magellanic — Straits of 

 Magellan — Rare. 



786. Peruvianus — La Peruvienne^ — Peruvian — Peru — Extremely 

 fcarce. 



787. Piftus — a. Uncoated and polifhed — La Peinte — Painted- 

 Mediterranean — Mytilus Pi£lus Soland. 



'788. Elongatus — a. Uncoated and poiiflied — La Longue- — ^Long 

 — Barbary — Mytilus Elongatus Soland. 



789. Viridis — a. Partly uncoated; wholly uncoated — La 

 '■■Verte — Green or Opal — China — Mytilus Ungulatus Linn. 



2 790. Pur* 



