Abstract
LONDON. Zoological Society, November 20.—Sir W. H. Flower, K.C.B., F.R.S., President, in the chair.—Mr. F. G. Parsons read a paper on the anatomy of Atherura africana, compared with that of other porcupines. In addition to the points mentioned by Drs. Gray and Günther, as differences between the skulls of A. africana and A. macrura, the arrangement of the fronto-nasal suture, the position of the maxillo-malar suture, and the frequent presence of an “os anti-epilepticum” were noticed.—A communication from Mr. J. T. Cunningham treated of the significance of diagnostic characters in the Pleuronectidæ.—Mr. A. Smith Woodward read a description of the so-called Salmonoid fishes of the English Chalk, dealing with the osteology of Osmeroides lewesiensis, Elopopsis crassus, and Aulolepis typus.—Mr. W. Garstang read a paper on the Gastropod Colpodaspis pusilla of Michael Sars. He described a specimen of this rare mollusk found by him at Plymouth in the early part of the year.—A communication from Mr. A. D. Bartlett gave an account of the recent occurrence in the Society's menagerie of a case of one boa swallowing another of nearly equal size.—A communication from Prof. R. Collett contained a description of a new Agonoid fish from Kamtschatka, proposed to be called Agonus gilberti.
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