3860 Zoological Society. 



Myrmeleon, 81 of Ascalaphus, 1 of Stilbopteryx, 1 of Chorista, 3 of 

 Boreas, 20 of Panorpa, 1 of Euphania, 18 of Bittacus, and 19 of Ne- 

 moptera. 



4 Shells and their Inhabitants. The Genera of Recent Mollusca 

 arranged according to their Organization.'' By Henry and 

 Arthur Adams. Part II. London : Van Voorst. February, 

 1853. 



The 1st part comprised the following genera of Cephalopoda: — 

 Octopus, Cistopus, Pinnoctopus, Eledone, Cirrhoteuthis, Philonexis, 

 Tremoctopus, Argonauta, Cranchia, Loligopsis, Chiroteuthis, Histio- 

 teuthis, Enoploteuthis, Ancistrocheirus, Abralia, Octopodoteuthis, and 

 Onychoteuthis. All these genera are beautifully figured by Mr. J. de 

 C. Sowerby. 



The 2nd part comprises the following genera of Cephalopoda : — 

 Ancistroteuthis, Onychia, Ommastrephes, Gonatus, Loligo, Teuthis, 

 Sepioteuthis, Rossia, Sepiola, Fidenas, Sepia, Spirula, and Nautilus ; 

 and the following genera of Pteropoda : — Cavolina, Diacria, Clio, 

 Balantium, Styliola, Triptera, Cymbulia, Euribia, Psyche, Tiedman- 

 nia, Limacina, Spinalis, Heterofusus, Cheletropis, Clione, Cliodita, 

 Pneumodermon, Spongiobranchia, Trichocyclus and Pelagia. All 

 these are figured. 



Proceedings of the Zoological Society. 



Tuesday, February 8, 1853. — John Gould, Esq., F.K.S., in the chair. 



Dr. Baird communicated a paper on new species of Entozoa, contained in the 

 national collection at the British Museum, which he described under the following 

 names : — Ascaris similis, A. laevissima, A.bifaria, Gordius platyurus, G. Tolosanus, G. 

 verrucosus, G. violaceus, G. pustulosus, Mermis rigidus, M. spiralis, Pentastoma me- 

 gacephalum, Tetrarhynchus rugosus, Taenia Bremseri, T. Calva, T. Zederi, T. Goezii, 

 Bothriocephalus antarcticus. 



Dr. Gray communicated a description of the animal of Cyclina sinensis, which he 

 stated was drawn up ten or twelve years ago, from a specimen presented to him by Mr. 

 John Reeves, to whom we are indebted for the knowledge of the greater part of the 

 animals of China with which zoologists are as yet acquainted. The animal in most 

 particulars agrees with that of the genus Dosinia, next to which Dr. Gray lately pro- 

 posed to place it in his arrangement of the genera of Venerida). 



Mr. Adam White contributed a monograph of the genus (Egosoma of Serville, 

 with the description of Cyrtonops, a new genus allied to it, for the type of which he 



