. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 238 Geological Society. A single adult male from the Comoro Islands, 6^ inches long, of which the tail takes 3^ inches. Rhamplioleon Kerstenii. Chamceleo Kerstenii, Peters in Von der Decken's Reisen, iii. p. 12, Taf. 1. fitf. This is a second species of the genus Rhamplioleon, each claw being provided with the characteristic accessory sharp denticle; but the spine which vertically projects from the flexor side of the toes in R. spectrum is absent in the present species. On
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 238 Geological Society. A single adult male from the Comoro Islands, 6^ inches long, of which the tail takes 3^ inches. Rhamplioleon Kerstenii. Chamceleo Kerstenii, Peters in Von der Decken's Reisen, iii. p. 12, Taf. 1. fitf. This is a second species of the genus Rhamplioleon, each claw being provided with the characteristic accessory sharp denticle; but the spine which vertically projects from the flexor side of the toes in R. spectrum is absent in the present species. One specimen from Mpwapwa is 3| inches long, the tail measuring 1£ inch. Dipsas betsileana. Scales in 23 series, those of the vertebral series scarcely enlarged. Head very short and broad; eye very large. The loreal enters the orbit below the single prseorbital; two postorbitals ; seven upper labials. Black, with about thirty- four narrow yellow cross bands on the trunk ; tail similarly coloured. Snout with an irregular yellow band across the frontals. One specimen, 15| inches long, from Betsileo, Mada- gascar. PROCEEDINGS OF LEARNED SOCIETIES. GEOLOGICAL SOCIETY. May 12, 1880.—Robert Etheridge, Esq., S., President, in the Chair. The following communications were read:— 1. "On the Structure and Affinities of the Genus Protospongia, ; By W. J. Sollas, Esq., , In this paper the author described the character of the Cambrian genus Protospongia from the original and other specimens. In Dr. Hicks's specimen the spicules of the sponge show their original. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original London, Taylor and Francis, Ltd
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