294 THE PROCEEDINGS OF THE LINNEAN SOCIETY 

 53. PTEROCERA BRYONIA. 



Strombus radix-bryonia, Cliem. Conch., Cab. 10, p. 227, pi. 159, 

 fig. 1512-15. 



,, bryonia, Gmel. in Linn. Syst. Nat., ed. 13, p. 3520. 



Pterocera truncata, Lam. Anitu. Sans Vert., tome 7, p. 195. 



Strombus trimcatus, Dillwyn, Cat. 2, p. 659. 



Pteroceras iruncatum, Sowerby, Thes. Conch., vol. 1, p. 41, 

 pi. 11, fig. 13. 



Heptadactylus radix-bryonia, Adams, Genera. Rec. Moll., vol. 

 1, p. 261. 



Pterocera bryonia, Reeve, Couch. Icon., sp. 1. 



Ilab. Darnley Island, Torres Straits ; found on the reefs. This 

 is the largest species of the genus ; specimens found are over a 

 foot in length. 



54. — Pterocera lambis. 



Strombus lambis, Linn. Syst. Nat., ed. 12, p. 1208. 



Pterocera lambis, Lam. Anim. Sans Vert., tome 7, p. 196. 



Pteroceras lambis, Sowerby, Thes. Conch., vol. 1, p. 41, fig. 

 5, 6, 7. 



eptadactylus lambis, Adams, Genera. Rec. Moll., vol. 1, p. 261. 



Harpago lambis, Adams, Genera. Rec. Moll., vol. 3, Atlas, 

 pi. 27, fig. 2. 



Pterocera lambis, Reeve, Conch. Icon., sp. 8. 



Hab. Darnley Island, Torres Straits ; found on the reefs. 



55. — Terebellum subulatum. 



Terebellum subulatum, Lam. Anim. Sans Vert., tome 7, p. 410. 



Bulla terebellum, Burrow, Elem. Conch., 1825, pi. 14, fig. 8. 



Terebellum subulatum, Sowerby, Sp. Conch., vol. 1, part 2, 

 pi. 1, fig. 1 to 7. 



Terebellum punctatum, Chem. Conch., 10, t. 146, fig. 1362, 1363. 



Hab. Cape Grenville, North-East Australia, 20 fathoms, 

 sandy mud bottom. Darnley Island, Torres Straits, 5, 10, 20, 30 

 fathoms, sand and sandy mud bottom, all varieties found. 



