liv DIV, II. MOLLUSCA. 



ORDER I. — AcEPHALA Testacea (continued). 



Family. Genus. Subgenus. Example of Species. 



VI. Dianchora, Sowerby D. striata, Sow. 



VII. Podopsis, Lmn Pod. truncata 



VIII. Anomia, Brug An. ephippium, Gm. 



IX. Placima, Brug Anom. placenta, Cliem. 



X. SpondyluS, L. , Spond. gsederopus, Chem. 



Plicatula, Lam Spond. plicatus, L. 



'^ XI. Malleus, Lam Ost. malleus, L. 



XII. Vulsella, Lam Mya vulsella, Chem. 



XIII. Perna, Brug Ost. isignonum, Chem. 



1. Crenatula, Lam Gervilia solenoides, Def. 



2. Gervilia, Defr. 



3. Inoceramus, Sowerbylnos. concentricus, Parkins 



4. Catillus, Brong Cat. Cuvieri, Brong. 



5. Pulvinites, Defr.. ..Pul. Adansonii, Dep. 



XIV. Etheria, Lam « Eth. ellipuca, Lam. 



XV. Avicula, Brug Mytilus margiritiferus, L. 



1. Pintadina, Lam Species with ears less salient 



2. Avicula, prop Species with ears more pointed 



XVI. Pinna Pinna nobilis, L. 



{1. Area, prop. Lam. . .Area Nose, Chem. 

 2. CucuUsea, Delamarck Area cucullata, Chem. 

 3. Pectunculus, Lam. . . Area pilosa, L. 

 4. Nucula, Lam., Area pellucida, Chem. 



\^ XVIII. Trigonia, Brug La Trigonie nacree, Lam. 



C 1. Mytilus, prop. ....... Myt. edulis, L. 



/I. Mytilus, Zm. ^2. Modiolus, iam Myt. modiolus, Lam. 



( 3. Lithodomus, Ciiv. . . Myt. lithophagus, L. 



II. Anodontes P* Anodonte, prop. Myt. cygnaeus, L. 



J) ' "{ ^' Iridina, TJetozarc/c. .Irid, cocotica 

 ^^^S (3. Dipsada, Leach ■•• 



{1. Unio, prop Mya margiritlfora, L. 

 2. Hyria, Lean H. rugosa, Lam. 

 3. Castalia, Lam ..,..- Cast, ambigua. Lam. 



\ IV. Cardita, Brug Chama caliculata, Chem. 



V. Cypricardia, Lam. Chama oblonga, Gm. 



VI Coralliophaga, Blainv Chama coralliophaga, Gm. 



VII. Venericardia, Lam Venus imbrieata, Chem. 



§7 



VIII. Crassatella, Lam. Paphia, L, 

 1 7? ■ f Venus ponderosa, Chem. 



t 1. Tridacna, prop. Zam. Chama gigas, L. 



\ 2. Hippopus Chama hippopus, L. 



<^ I. Chama, Li7l. <3. Chama, prop. i?n«^. .Chama Lazarus, Chem. 



' 4. Diceras, La77i Die. arietina. Lam. 



Isocardia, Lam Chama cor, L. 



12 



