OCR Text |
Show 1867.] MTR. G. F. ANGAS O N AUSTRALIAN MOLLUSCA. 205 138. TRIPHORIS LABIATUS. Triphoris labiatus, A. Ad. P. Z. S. 1851, p. 279. Under stones, low water, Port Jackson. Length 3 lines. Fam. LITTORINIDJE. 139. LITTORINA MAURITIANA. Phasianella mauritiana, Lam. Anim. sans Vert. ix. p. 244. Littorina unifasciata, Gray. ? L. Icevis, Phil. Very abundant on rocks between tide-marks, and creeping up far above high-water mark, all along the coast of N e w South Wales. This species extends from New South Wales to Swan River. Length 10 lines. 140. TECTARIUS PYRAMIDALIS. Littorina jjgramidalis, Quoy, Voy. de I'Astr. pl. 33. f. 12-15. Equally common, and occurring in similar places, with L. mauritiana. 141. RlSELLA LUTEA. Trochus luteus, Quov et Gaim. Voy. de l'Astr. p. 271, pl. 62. f. 8-11. T. cicatrosus, Jonas, 1843, in Phil. Abbild. Trochus, pl. 2. f. 2. This species, the most conical of the genus, is common on the rocks outside Port Jackson, and along the coast to Kiama and Jervis Bay. Length 10 lines. 142. RlSELLA PLANA. Trochus planus, Quoy et Gaim. Voy. de l'Astr. p. 274, pl. 62. f. 13, 14. Very abundant on rocks between tide-marks. Found also in South Australia. A depressed speeies, 5 lines in height, with the diameter of the base 1 inch. 143. RlSELLA NANA. Trochus nanus, Lam. Anim. sans Vert. Gen. Trochus, no. 67. Littorina australis, Gray, Beechey's Voy. Zool. p. 141. This species, which may be distinguished by the black bands in the interior of the aperture, is found occasionally in Port Jackson, in company with R. plana. In Tasmania it is abundant. Height 5 lines, diameter of base 7 lines. 144. *FoSSARINA PATULA. Fossarina patula, Adams & Angas, P. Z. S. 1863, p. 424, pl. 37. f. 9, 10. Two specimens only of this interesting form were obtained, during PROC. ZOOL. Soc-1867, No. XIV. |