PLAT. XXII. 
MYTILUS MODIOLUS. 
° 
GREAT MUSCLE. 
GENERIC CHARACTER. 
‘ 
_ The hinge toothless, and consists of a longitudinal furrow. 
SPECIFIC CHARACTER. 
AND 
SYNONYMS. 
Shell large, blackish: one side angulated near the middle, the other 
straight ; but gibbous towards the beaks, and blunted or obtuse at 
the upper end. 
Mytitus Mopiotus: testa levi, margine anteriore carinato, natibus 
gibbis, cardine sublaterali—Gmel. Linn. 
Syst. Nat. Conch. p. 3354. Sp. 14. 
Mytilus magnus nigrescens. Modiolus. Da Costa. Br. Conch. 
p. 219. sp. 49. tab. 15. fig. 5. 
Musculus papuanus authorum. Rumph. Mus. tab. 46. fig. B. 
M. Modiolus, Great Mufcle. Penn. Br. Zool. p.113. 717. tab. 46. 
SoA Ts 
Musculus papaunus. dans. Seneg. 1. ¢. 22. f. C. 
List. H. Conch. tab. 359. fig. 198. 
Gualt, test. t. 91. Haas 
Rumph, Mus. t. 46. f. B. C? D? 
H 4 
