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Show 100 MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. [Jan. 17, Fam. MACTRID_E. 98. M A C T R A (SPISULA) FLUVIATILIS, Angas, P. Z. S. 1871, PL I. f. 31. A small species of a dusky white or pale olive-colour, having externally somewhat the aspect of an Azara. . Dredged in the Hawkesbury river, New South Wales ; in brackish water at 2 fathoms. Subfam. LUTRARIIN_E. 99. MEROPE _EGYPTIACA. Lutraria cegyptiaca, Gray, Wood's Index Test. pl. 6. f. 34. Lake Macquarie, New South Wales. Fam. TELLINIDiE. 100. TELLINA (PERONiEODERMA) ALBINELLA, Lam. Anim. sans Vert. vi. p. 194. Broken Bay, rose-coloured var. (Brazier). This fine species, though rare in New South Wales, is extremely abundant on the sandy beaches of Encounter Bay in South Australia. 101. TELLINA (ANGULUS) BRAZIERI, SOW. in Reeve, Conch. Icon. Tellina. Dredged at "Sow and Pigs" bank in Port Jackson (Brazier). A small, thin species, of a delicate pink colour. Fam. CHAMIDJE. 102. CHAMA REFLEXA, Reeve, Conch. Icon. Chama, f. 16. Lane Cove (Brazier); Middle Harbour, Port Jackson (Rev. R. L. King). In young specimens from sheltered localities the spines of this variable species become quite long and spout-shaped, like those of Spondylus, whilst in exposed situations they are comparatively short. Fam. AsTARTIDiE. 103. CRASSATELLA FULVIDA, Angas, P. Z. S. 1871, PL I. f. 32. A small subtriangularly ovate and rather compressed species, concentrically strongly ribbed, and faintly streaked and clouded with pale orange on a yellowish ground. Dredged near " Sow and Pigs " bank, Port Jackson (Brazier). 104. CARDITA AMABILIS, Desh. P. Z. S. 1852, p. 102, pl. XVII. f. 8, 9. Dredged in Port Jackson (Brazier) ; also from Moreton Bay. A pretty little species, with nodosely crenate radiating ribs, freckled here and there with reddish spots. |