189 285 
Pholas (Martesia) multistriata, Sow. 
Pholas multistriata, SowErsy, Thesaurus Conchyl., II, 1849 (1855), p. 494, No. 28, pl. 104, figs. 35—-36. — 
Proc. Zool. Soc. London, 1849, p. 162, No. 8. 
Martesia — — Tryon, Proc. Acad. Nat. Sc. Philadelphia, 1862, p. 218. 
Pholas _— = Reeve, Conchol., icon., XVII, Pholas, Sp. 37. 
Martesia —_— ~- Mortet, Journ. de Conchyl., vol. 37, 1889, p. 173, No. 92. 
= = = P. FiscHer, Catalogue d. Moll. de l'Indo-Chine, p. 244. 
— — — CLessin in MARTINI u. CHEMNITZ, Conchyl. Cabin., XI Bd., 4 Abth., p. 42, 
No. 8, pl. 7, figs. 6—7. 
Mékong, Gulf of Siam (Mor tert). 
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) Grayana, Leach. 
Pholas Grayana, LrAcu, 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, pl. 11, 
fig. 2. 
North end of Koh Chang, old coral blocks, 1—12 fathoms (*/2). 
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, SowErsy, Thesaurus Conchyl., II, 1848 (1855), p. 496, No. 33, pl. 108, figs. 90—91. 
A. ApAms and REEVE, Mollusca of the voyage of H. M. S. “Samarang,” 1848, p. 84, 
No. 98, pl. 23, fig. 5. 
Martesia — — Tryon, Proc. Acad. Nat. Se. Philadelphia, 1862, p. 219. 
Pholas -—— — REEVE, Conchol. icon., XVIII, Pholas, Sp. 22. 
Martesia — — CLessin in Martini u. CuEemMnitz, Conchyl. Cabin., XI Bd., 4 Abth., p. 44, No. 
11, pl. 11, figs. 5—6. 
Pholas — - Moret, Journ. de Conchyl., vol. 37, 1889, p.173, No. 90. 
—  (Martesia) rivicola, Sowrenrsy, E. v. MARTENS, Stss- u. Brackwasser-Moll. d. Indischen Archipels, 
1897, p. 282. 
Martesia fluminalis, BLANForD, Journ. Asiat. Soc. Bengal, 1867, vol. 36, p. 67, pl. 3, figs. 1—3 (fide E. v. 
MARTENS). 
Parapholas — _ SroticzKa, Paleontologia 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, pl. 13, figs. 4—5. 
Between Bangkok and Kampot (Gulf of Siam, Moret), Petshaburi in the Gulf 
of Siam (v. MARTENS). 
