40 Arca. 



navicularis Brug. Ind. or. 



sp. ? 



subquadrangula Dkr. Ind. or. 



umbonata Lam. (List. 367. f. 207.) I. Antill. 

 sp. — 



Daphnoderina (Poli.) nob. 



497 5 domingensis Lam. (List. 233. f. 67.) — 



Arca angulata Meusch. p. p, 

 Barbatia Giray. 



498 2 Listeri Phil. (List. 231. f. 65.) I. Antill. 



A. granulata Meusch. p. p. 



499 3 fusca Brug. Ind. or. 



Amygdalum f rixum Ch. 7. f. 534. 

 Arca bicolor Ch. 

 A, amygdahim tostum Bolt. 

 A. amygdalum Link. 



