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Show 887.] MR. H. SAUNDERS ON COSMONETTA HISTRIONICA. 319 orange-red instead of a white peristome. The convexity of the whorls, the sculpture, and the style of colouring are quite of the same character. A similar variation in the colour of the peristome occurs in the preceding species. 9. LEPTOPOMA VITREUM, Lesson. The distribution of this species is very wide, it being recorded from the Nicobar Islands, Java, the Moluccas, Philippines, New Ireland, Frankland and Fitzroy Islands, and New Caledonia. It has not previously been met with at Loo Choo, the most northern point of its range yet known. The two specimens are of medium size, and of transparent white colour without any markings. March 15, 1887. Dr. St. George Mivart, F.R.S., Vice-President, in the Chair. The Secretary read the following report on the additions to the Society's Menagerie during the month of February 1887:- The total number of registered additions to the Society's Menagerie during the month of February was 46, of which 7 were by birth, 21 by presentation, 7 by purchase, 4 were received on deposit, and 7 by exchange. The total number of departures during the same period, by death and removals, was 112. The most noticeable additions during the month of February were as follows:- 1. A Burmeister's Cariama (Chunga burmeisteri), received in exchange February 24, being the fifth specimen of this rare species of the Northern Provinces of the Argentine Republic that the Society has acquired. 2. A White-fronted Heron (Ardea nova-hollandia), from Australia, presented by F. B. Dyas, Esq., February 25th. This species is new to the Society's Collection. 3. A young specimen of a Black-winged Kite (Planus caruleus), taken from the nest by Mr. R. Southey of Southfield, Plumstead, Cape of Good Hope, and received February 28th. This species is likewise new to the Society's Collection. Mr. Howard Saunders, F.Z.S., exhibited a young male Harlequin Duck (Cosmonetta histrionica), shot on the 2nd December, 1886, near the Fame Islands, off Northumberland, where it was in company with two others, one of which was also obtained (Zool. 1887, p. 70). Mr. Saunders stated that records of the occurrence of this species were not unfrequent; but that inasmuch as, with one exception, every reputed British specimen which had been submitted to competent examination had proved to belong to some other species, the possessor, Mr. R. W . Chase, of Edgbaston, had kindly complied with a request to send his bird up, that its identification might be placed beyond a doubt-an example to be commended to other owners of |