Mr. A. Adams on Japanese Species of Patellide. 369 
2. Admete arctica, Midd. 
Cancellaria arctica, Midd. 
Admete borealis, A. Ad. 
Hab. Aniwa Bay, 17 fathoms. 
Fam. Patellide. 
Genus PATELLA, Linn. 
1. Patella testudinaria, Linn. Syst. Nat. ed. 12. 
P. testudinata, Martyn. 
P, illuminata, Gld. 
Hab. Nagasaki, Tsus-Sima, Sado, Simoda. 
2. Patella rustica, Linn, Syst. Nat. ed. 12. 
P. indica, Gmel. 
P. piperita, Gld. 
P. luzonica, Rve. 
Hab. Tsus-Sima, Simoda, Tago, Awa-Sima. 
3. Patella saccharina, Linn. Syst. Nat. ed. 12. p. 1258. 
P. stellaris, Quoy & Gaim. 
P. lanx, Rve. 
Hab. Kino-O-Sima, Sado, Oki Islands. 
4. Patella elegans, Phil. 
P. nigrolineata, Rve. 
P. grano-striata, Rve. 
P. eruginosa, Midd. 
Hab. Tsus-Sima. 
5. Patella tramoserica, Chemn. Conch. Cab. 
P.? pentagona, Born. 
P. paumatensis, Gd. 
P. cretacea, Rve. 
Hab. Tsus-Sima. 
6. Patella argentata, Gray, Zool. Beechey’s Voy. Moll, 
pl. 39. f. 7. 
P. amusitata, Rye. 
P. torewma, Kye. 
P. affinis, Rve. 
P. articulata, Rve. 
?P. grata, Gld. 
Hab, Hakodadi, Tatiyama, Simoda. 
Ann. & Mag. N. Hist. Ser. 4. Vol. u. 26 
