145 241 



Islands in the Gulf of Siam (L. Morlet, loc. cit.). 



Distribution: — Nicobars, Aden. — Philippines, Java, Sulu Isis., Torres Strait. 



The Danish Expedition obtained no specimens of this species from the Gulf 

 of Siam. E. v. Martens' records T. radiatus, Gm. (Reeve, Fig. 16a, non Römer, 

 PI. 14, Fig. 3), from Seychelles. 



Tapes obscuratus, Desh. 



Tapes obscurata, Desha yes, Proc. Zool. Soc. London, XXI, 1853, p. 9, No. 38. — Catalogue of the Conclii- 



fera of the Hrit. Mus., I, 1853, p. 169, No. 29. 



— — — Reeve, Conchol. icon., XIV, Tapes, Sp. 12. 



— iParembola) obscurata, Deshayes, Römer, Monogr. d. Moll. Venus, II, p. 52, No, 32, pi. 18, fig. 3. 



— obscurata, Deshayes, Edg. Smith, Lamellibranchiata of the Challenger Expedit., p. 113. 



— quadriradiata, Deshayes. Proc. Zool. Soc. London, XXI, 1853, p. 9, No. 40, pl. 19, fig. C. — Catal. 



Conchif. Brit. Mus., I, 1853, p. 171, No. 34. 



— — — Reeve, Concliol. icon., XIV, Tapes, Sp. 6. 



— — — Römer, Monogr. d. Moll. Venus, II, p. 51, No. 31, pl. 18, fig. 2. 



Venus — — Pfeiffer in Martini u. Chemnitz, Conchyl. Cabin., XI Bd., 1 Abth., p. 199, 



No. 55, pl. 32, fig. 6. 

 Tapes (juadriradiatus, Deshayes, Hidalgo, Obras malacologicas, I, tom. II, 1903, p. 253, No. 354. 



— grata, Deshayes, Proc. Zool. Soc. London, XXI, 1853, p. 9, No. 41. — Catal. Conchif. Brit. Mus., 



p. 170, No. 31. 



— similis, Reeve (non Deshayes), Conchol. icon , XIV, Tapes, Sp. 10. 



Koh Mak, sandy coast ('/2). 

 Long. 43 mm. 



Distribution: — Singapore, Salanga, Meigui Archip., Ceylon? (W. Denison), 

 Aden. — Philippines, Moluccas. 



Cryptogramma squamosa L. 



Venus squamosa, Linnk, Systema Naturae, ed. X, 1758, p. 688, No. Ill; ed. XII, p. 1133, No. 135. 



— — — Sowerby, Thesaurus Conchyliorum, II, 1855, p. 716, No. 38, pl. 156, figs. 83—84. 



— — — Reeve, Conchol. icon.,' vol. XIV, Venus, Sp. 101. 

 Cryptogramma squamosa, Linné, Römer, Malakozoolog. Blätter, XIV Bd., 1867, p. 26, No. 10. 



Venus — — Martini u. Chemnitz, Conchyl. Cabin., XI, 1 Abtli.. p. 178, pl, 17, fig. 12. 



— {Cryptogramma} squamosa, Linné, Fischer, Catalogue d. I'Indo-Chine, p. 233. 



— — — — Dautzenberg et Fischer, Journ. de Conchyl., vol. 53, 1905, p. 222. 



The strand off the Mangrove at the station on Koh Chang, in very shallow 

 water (2). 



Long. 24 mm. 



Islands in the Gulf of Siam (Morlet). 



Distribution: — Singapore, Mergui Isis., Gulf of Manaar. — Poulo Condor, 

 Philippines, Tonkin, Hong Kong, Formosa, Japan, Moluccas, Sydney (Frauenfeld). 



' Die Mollusken d. Maskarenen u. Seychellen, 1880, p. 151. In v. d. Decken's Reise in Ost-Afrika, 

 18(>9, lie records T. radiata, Anton (Cheinn., VII, fig. 439), from Seychelles. 



I), K, I), Viilensk, Selsk. Skr., 7. Række, naturviilensk. ok matliem, AftI, V. 3. 31 



