188 THE ZOOLOGIST. 



Dr. Hans Gadow read a paper on the suctorial apparatus of the Tenui- 

 rostres, pointing out that the tubular construction of the tongue in this group 

 is produced by the overgrowth of the horny lingual sheath, the edges of 

 which curl upwards and inwards. 



A paper was read by Mr. L. Taczanowski, Curator of the Museum at 

 Warsaw, in which he gave the descriptions of some new species of birds in 

 the collection made by Dr. Raimondi during his recent explorations in Peru. 

 The species in question were seven in number, belonging to six genera, 

 namely : — Carenochrous Seebohmi, C. Dresseri, Phytotouia Raimondii, 

 Ochthceca Jelskii, Upucerthia pallida, Cynanthus griseiventris, and Psittacula 

 crassirostris. 



Mr. Taczanowski also read a communication from Dr. Dybowski, in 

 which the sexual differences between the skulls of Rhytina stelleri were 

 pointed out. 



A communication was read from Mr. G. B. Sowerby, jun., containing the 

 descriptions of nine new species of shells and of the opercula of two known 

 species. 



March 6, 1883. — Osbert Salvin, Esq., F.R.S., Vice-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, and called attention to 

 a female Panolia Deer, Cervus eldi, from Biam, received in exchange from 

 the Jardin d'Acclimatation, Paris; a young male Thar, Capra jemlaica, 

 presented by Lieut.-Col. Alex. A. A. Kinloch ; and a male Blyth's Tragopan, 

 Ceriorni8 Blythi, presented by Capt. W. Brydon, and received through the 

 kind mediation of the Zoological Gardens, Calcutta. 



The Secretary exhibited, on behalf of the Rev. F. 0. Morris, the 

 drawing of a bird shot in Hampshire in November, 1882, which it was 

 suggested represented a Tiuamou of some species that had escaped from 

 captivity. 



Mr. J. E. Ady exhibited some microscopical preparations of bone, in 

 one case showing the growth of blood-vessels into cartilage previous to 

 ossification, and in another case representing a hard section in which the 

 lacuna? and canaliculi were extremely well shown. 



Dr. Hans Gadow read a paper on the laryngeal muscles of birds, and 

 pointed out, first, that the muscles of the syrinx are developed from the 

 sterno-hyoid muscles, and, secondly, that the cutaneous muscles are derived 

 from superficial layers of the common muscular stratum ; thirdly, the author 

 considered the connection between muscle and nerve-supply, illustrating his 

 remarks by diagrams. 



A communication was read from the Rev. H. S. Gorham, containing the 

 descriptions of some new species of Coleoptera belonging to the family 





