189 285 



Pholas (Martesia) multistriata, Sow. 



Pholas muUistriata, Sowehby, Thesaurus Conchyl., II, 1849 (1855), p. 494, No. 28, pi. 104, figs. 35- 36. - 



Proc. Zool. Soc. London, 1849, p. 162, No. 8. 

 Martesia — ^ Tryon, Proc. Acad. Nat. Se. Philadelphia, 1862, p. 218. 



Pholas — — Reeve, Conchol. icon., XVIII, Pholas, Sp. 37. 



Martesia — — Morlet, Journ.de Conchyl., vol. 37, 1889, p. 173, No. 92. 



— — — P. Fischer, Catalogue d. Moll, de I'lndo-Chine, p. 244. 



— — — Clessin in Martini u. Chemnitz, Conchyl. Cabin., XI Ud., 4 Abth., p. 42, 



No. 8, pi. 7, flgs. 6-7. 



Mékong, Gulf of Siam (Morlet). 



The Danish Expedition to Siam did not collect any specimens of this species. 

 Distribution: — Cua-Quen, Annam (Crosse & Fischer), Turtle's Island, 

 N. coast of Australia (Sowerby). 



Pholas (Martesia) Gray ana, Leach. 



Photas Grayana, Leach, MS. Brit. Mus. 



— — — Reeve, Conchol. icon., XVIII, Pholas, 1872, Sp. 46. 



Martesia — — Clessin in Martini u. Chemnitz, Conchyl. Cabin., XI Bd., 4 Abth., p. 45, pi. 11, 



fig. 2. 



North end of Koh Chang, old coral blocks, 1 — 12 fathoms (^/s). 



Long. 5 — 10 mm. 



Distribution unknown. 



My specimens, which are all small and were taken dead, are without "Callum" 

 upon the anterior end. The striped sculpture upon the front end is very regular, 

 close-set and fine ; it is slightly wavy, owing to several grooves which radiate from 

 the umbones. 



Pholas (Martesia) rivicola, Sow. 



Pholas rivicola, Sowerby, Thesaurus Conchyl., II, 1848 (1855), p. 496, No. 33, pi. 108, figs. 90— 91. 



— — — A. Adams and Reeve, Mollusca of the vojage of H. M. S. "Samarang," 1848, p. 84, 



No. 98, pi. 23, fig. 5. 

 Martesia — — Tryon, Proc. Acad. Nat. Sc. Philadelphia, 1862, p. 219. 



Pholas — — Reeve, Conchol. icon., XVIII, Pholas, Sp. 22. 



Martesia — — Clessin in Martini u. Chemnitz, Conchyl. Cabin., XI Bd., 4 Abth., p. 44, No. 



11, pi. 11, figs. 5-6. 

 Pholas — - Morlet, Jouin. de Conchyl., vol. 37, 1889, p. 173, No. 90. 



— [Martesia] rivicola, Sowerby, E. v. Martens, Süss- u. Brackwasser-Moll. d. Indischen Archipels, 



1897, p. 282. 

 Martesia Ihtminalis, Blanford, Journ. Asiat. Soc. Bengal, 1867, vol. 36, p. 67, pi. 3, figs. 1—3 (fide E. v. 



Martens). 

 Parapholas — — Stoliczka, Palæontologia Indica. Cretaceous Fauna of South-India, III, 



Pelecypoda, 1871, pp.20 and 24. 

 — ? — — Clessin in Martini u. Chemnitz, Conchyl. Cabin., XI Bd., 4 Abth., p. 50, 



No. 2, pi. 13, figs. 4-5. 



Between Bangkok and Kampot (Gulf of Siam, Morlet), Petshaburi in the Gulf 

 of Siam (v. Martens). 



