64 



BIVALVES MYTILUS. 



The Indian, Atlantic, American, and Northern oceans 

 produce many species; some are also from New Zealand, 

 the Mediterranean, Russian, and Red seas. 



MYTILUS.— Mw5c/?. 



A. — Parasitical, affixed by claws. 



Cnst3i-ga\\i—Cock^s-comb Oyster. Hyotis — Gt. finger Muscle. 

 Frons — Leaf. 



B. — Flat, or coMrRESSED: slightly eared. 

 Margaritiferus — Mother of Pearl. Unguis — Nail. 



C. — Ventricose or convex. 



Lithophagus — Burrowing. 



Rugosus — Rugged. 



Bilocularis — Two-celled. 



E xustus — Rose-colored. 



Barbatus — Bearded. 



*E dulls — Eatable. 

 ♦Incurvatus — Incurved. 

 Pellucldus — Pellucid. 

 *Umbllicatus — Umhilicated. 

 *Curtus — Short. 

 Ungulatus — Ox-hoof. 

 Bldens — Furrow-cap. 

 * Modiolus — Smooth. 

 *Cygneus — Swan. 

 *Anatlnus — Duclc. 

 Vlridls — Green. 

 Ruber — Red. 

 Albus — White. 

 Ater — Black. 



*Discors — Discordant. 



H irundo — Swallow . 



Pholadls — Pholas. 



Strlatulus — Cross Beak. 



Vulgaris — Small. 



Plicatus — Plaited. 



Niveus — Snowy. 



Afer — African. 



Smaragdinus — Emerald-green. 



Versicolor — Variegated. 



Coralliophagus — Coral-piercer. 



Lineatus — Lined. 



Faba — Bean. 



Fluvlatills — Fluviatile. 



Fuscus — Brown. 



Mammarius — Mammillary. 



Persicus — Persian. 



Pictus — Painted. 



Fasciatus — Banded. 



