. The atoll of Funafuti, Ellice group: its zoology, botany, ethnology, and general structure based on collections made by Mrs. Charles Hedley, of the Australian museum, Sydney, N. S. W. 486 FUNAFUTI ATOLL. So conspicuous a shell is readily observed ; Pilsbry quotes Pacific records embracing most archipelagoes between Queensland and Hawaii. Hydatina physis, Linne. Pilsbry, loc. cit., p. 387, pi. xlv., figs. 14, 15, 16, 17. Mr. G. Sweet found a young shell of this world wide species. RlNGICULA PARVULA, sp. nOV. (Fig. 48). Shell very small, broad, solid, milk-white and glossy. Whorls rounded, cha


. The atoll of Funafuti, Ellice group: its zoology, botany, ethnology, and general structure based on collections made by Mrs. Charles Hedley, of the Australian museum, Sydney, N. S. W. 486 FUNAFUTI ATOLL. So conspicuous a shell is readily observed ; Pilsbry quotes Pacific records embracing most archipelagoes between Queensland and Hawaii. Hydatina physis, Linne. Pilsbry, loc. cit., p. 387, pi. xlv., figs. 14, 15, 16, 17. Mr. G. Sweet found a young shell of this world wide species. RlNGICULA PARVULA, sp. nOV. (Fig. 48). Shell very small, broad, solid, milk-white and glossy. Whorls rounded, chanelled at the suture ; incised by half a dozen sharp narrow grooves at and below the periphery. The mouth armature consists of a large blunt tooth in the middle of the outer lip, an elevated and much compressed one on the body whorl and two others, distant, rounded and oblique on the columella. Length 1-6, breadth 1 mm. Differs in dentition and contour from R. mariei, Morelet, and R. acuta v. minuta, H. Adams, and in its minute size from all others of the genus. One specimen from the lagoon Fig. 49. Elysia nigropunctata, Pease, var. sanguinea, var. nov. (Fig. 49). This variety differs from the type figured by Pease or Bergh* by being smaller by one third, and having the tentacles and mantle border coloured a vivid crimson. One specimen was collected at low water on the extreme outer edge of the windward reef. Perhaps E. marginatus, Pease, is but another colour variety of the same species. Plecotrema bellum, H. & A. Adams. Sykes, Proc. Malac. Soc, i., 1895, p. 242. In reference to this species, Souverbie pathetically remarks that the wretched work of the Adams permits of no precise identification. Their baneful seed has here produced the usual crop of synonomy. My determination of a shell, once collected on * Pease—Am. Journ. Conch., vi., 1871, p. 304, pi. xxii., fig. 2 a, b, c, d.; Bergh—Journ. Mus. Godeffroy, i., 1873, p. 80, pi. ix., fig. Please no


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