42 - Genus II. Mytilus. 
(pecies, we conclude that the young fry, having attained to a proper 
fi ze, have burft from their confinement to range at large. It is 
prefumed, that moll fpecies of the marine and terreftrial univalve 
(hells are produced from eggs, but that thofe of frefli water are 
generally brought forth alive. 
77$. An affemblage of long tubular ova of fome (hell fifh, but 
of another fpecies. 
775 *. A Angular horny operculum of a fea (hell, but un- 
known of what fpecies. 
Division II. — Bivalve — Bivalves, ou Double Coquilles 
— Bivalves, or Double Shells. 
Genus I. PINNA — Aile — Wing. 
776 ’VTIGRICANS — La Noire — Black — Otaheite, &c. — Rare. 
Pinna Nigricans Soland. 
777. Perna — Le jambon — Ham — Mediterranean. 
778. Nobiiis — La Noble — Noble — Mediterranean — Pinna No- 
bilis Linn. 
779. Rigida — La Raboteufe — Rough — Guinea? — Pinna Ri- 
gida Soland. 
Genus II. MYTILUS — Moule — Mussel. 
780. Dubius — La Douteufe — Doubtful — Amboyna — Patella 
Unguis Linn. Mytilus Lingua Soland. Extremely fcarce. 
781. Arborarius — L’Arbre — Mangrove, or Tree — Weft Indies. 
' 782. Fornicatus— La Voutee — Vaulted — China — Mytilus Bilo- 
cularis Linn. 
783. Edulis — La Commune— Eatable, or Common — Normandy 
Mytilus Edulis Linn. 
784. Perna — Le Jambon — Ham — Portugal — Mytilus Perna So- 
land. See alfo fpecies 1042. 
785. Magellanicus — La Magellanique — Magellanic — Straits of 
Magellan — Rare. 
786. Peruvianus' — La Peruvienne — Peruvian — Peru — Extremely 
fcarce. 
787. Pi&iis — a. Uncoated and polifhed-^-La Peinte — Painted- 
Mediterranean — Mytilus Pidhis Soland. 
788. Elongatus — a. Un coated and polifhed — La Longue — Long 
- — Barbary — Mytilus Elongatus Soland. 
789. Viridis — a. Partly u n coated ; b. wholly uncoated — La 
Verte — Green or Opal— China— Mytilus Ungulatus Linn. 
2 790. Pur- 
