SCIENTIFIC SOCIETIES. 159 



remains of Homceosaurus, and made remarks on the classification of the 

 Rhynchocephalia. 



Mr. F. E. Beddard read a preliminary account of an Earthworm from 

 West Africa, referable to a new genus and species, which he proposed to 

 call Libyodrilus violaceus. 



Mr. Frank Finn gave an account of a functional ductus botalli which 

 he had observed in specimens of two birds {Nycticorax violaceus and Dafila 

 spinicauda) dissected in the Society's Laboratory. 



March 3. — Prof. Flower, C B., LL.D., F.R.S., President, in the chair. 



The Secretary read a report on the additions that had been made to the 

 Society's Menagerie during the month of February. 



Mr. Sclater exhibited the typical and unique specimen of Macgregor's 

 Bower-bird, C Hemophilus macgregorii, from the Queensland Museum, Bris- 

 bane, which had been kindly lent to him by the authorities of that Institution. 



A report was read, drawn up by Mr. A. Thomson, the Society's head- 

 keeper, on the insects bred in the Insect-house during the past season. 



Mr. 0. Thomas gave an account of a collection of small Mammalia 

 made by Mr. F. J. Jackson, in Eastern Central Africa, during his recent 

 expedition through the territories of the British Imperial East African 

 Company. Fifteen species were represented in the collection, of which 

 three appeared to be new to science : these were named Nyctinomus lobatus, 

 Otomys jacksoni, and Bhizomys annectens. 



A communication was read from Miss E. M. Sharpe on the Butterflies 

 collected by Mr. F. J. Jackson during the same expedition. Twelve new 

 species were described in this paper, and a general account of the whole 

 collection was promised on a future occasion. 



A communication was read from Dr. R. W. Shufeldt, containing 

 observations on the comparative osteology of the Columbidce of North 

 America. — P. L. Sclater, Secretary. 



Entomological Society of London. 



March 4, 1891.— The Rt. Hon. Lord Walsingham, M.A., F.R.S., 

 Vice-President, in the chair. 



Mr. H. St. John Donisthorpe, Mr. F. W. Frohawk, Mr. Charles Fryer, 

 Mr. G. F. Hampson, B.A., Mr. Frederick J. Hanbury, F.L.S., and 

 Mr. G. B. Routledge were admitted into the Society. 



Mr. F. P. Pascoe exhibited, and made remarks on, a curious Coleopterous 

 larva with a case somewhat resembling that of the Lepidopterous genus 

 Psyche, which was found at the Theatre of Bacchus, Athens. 



Mr. J. W. Douglas sent for exhibition specimens of Icerya (Crossa- 

 tosoma) cegyptiaca, which, through the kindness of Mr. A. D. Michael, he 

 had received from Alexandria on the 19th January last. It was stated that 



