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Show 1871.] MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. 95 62. AMPHIPERAS BREVIS. Ovulum breve, Sow. Spec. Conch, f. 26, 27. Port Stephen, New South Wales. Fam. CERITHIID_B. 63. CERITHIUM RHODOSTOMA, A. Ad.; Sow. in Thesaurus, vol. ii.pl. 180. f. 103. A very pretty species, beautifully sculptured, of a pearly brown colour, the columella rose-coloured. Lake Macquarie, and " Sow and Pigs," Port Jackson. Mr. Adams's type is from Tasmania. Fam. LlTTORINIDiE. 64. LITTORINA SCABRA. Helix scabra, Linn. Syst. Nat. p. 1242 ; Reeve, Conch. Icon. pl. 5. f. 21. A very abundant species, widely distributed throughout the Indo- Pacific tropical regions. Found by Mr. Brazier attached to the trunks of mangroves in Port Jackson. 65. FOSSARINA BRAZIERI, Angas, P. Z. S. 1871, PL I. f. 24. A smaller species than F. patula, A. Ad. & Ang., rounder in form, of a different sculpture, and more or less variegated with dark brown. Fam. RISSOID_E. 66. RISSOINA CRASSA, Angas, P. Z. S. 1871, PL I. f. 16. A solid species, strongly longitudinally ribbed, the ribs terminating in nodules at the base of the last whorl. " Bottle and Glass " rocks, Port Jackson (Brazier). Fam. NERITID_E. 67. NERITA ALBICELLA, Linnaeus ; Quoy, Voy. de l'Astrolabe, iii. pl.65. f. 17,18. Common throughout tropical Australia and the Indo-Pacific province generally. Rose Bay, Port Jackson (Brazier). 68. NERITINA (VITTA) RANGIANA, Re'cluz, Rev. Zool. 1841. N. viridis, var. major, Rang. Differs from N. viridis, Linn., in the angularity of the last whorl, and in being of a different shade of green, painted with several rows of interrupted dark lines. Dredged in Port-Jackson Harbour. |