CONTKN'TS. V 



X.WII. FiirtlR-r Notes on the Cienus Cliinulerma. \Sy Oi.dkikmi 

 Thomas IHH 



XXVIII. On the Development of the Germinal Streak of Myi^in. 



Hy li. S. liEnGH, of Copenhagen 188 



New Books: — A Catalogue of British Jurassic Gast'-ropoda. By 

 W. H. HuDLKSTox, M.A., F.R.S., P.G.S., and Edward \Vil- 

 sox, F.G.S. — The Jurassic Kock.s of the Neighbuurhood of 

 Cambridge. By the late Thomas Roberts, M.A., F.G.S. — The 

 Tertiary Fauna of Markusevec in Croatia. [Fauna foasile Ter- 

 ziaria &c.] By S. Brusixa 192—19.) 



f )n a Sporozoon parasitic in the Muscles of the Crayfish, by MM. F. 



llennegu}- and P. Thelohan 105 



NOIBER LXri. 



XXIX. The Afl&nities and Origin of the Tardigi-ada. By Prof. J. 

 vox Kexxel 197 



XXX. On some newly-described Jurassic and Cretaceous Lizards 

 and llhynchocephalians. By G. A. Boulexgeu 204 



XXXI. On some new or rare Scott i 5^ h Entomostraca. By Thomas 

 Scott, F.L.S., Naturalist to the Fishery Board for Scotland, and 

 Andrew Scott. (Plates VU. & VIII.)' 210 



XXXII. Descriptions of Four new Species of Butterflies from 

 Oraei-shan, North-west China, in the Collection of II. Grose Smith. 



By H. Grose Smith 2I(; 



XXXIII. On a New Species of Aphjuiidfe from Jamaica. By 

 T. D. a. Cockerell, F.Z.S., Curator of the Miueum of the Institute 



of Jamaica 218 



XXXIV. On the Embryology of the Mites: Segmentation of the 

 Ovum, Ongin of the Gerniiu.il Layers, and Development of the 

 Appendages in Ixodes. By Julius Wagxer, of St. Petersburg. . . . 220 



XXXV. Description of a new Buprestid from Madagascar in the 

 Collection of the Hon. Walter Rothschild. By C. J. Gahax, M.A. 224 



XXXVI. The Specific Rank of Limax cino-eo-niger, Wolf. Bv 

 Wm. Dkxisox Roebuck, F.L.S., Hon. Secretary to the Concho- 



h gical Society \ 22-5 



. XXXVII. Note on the Variations of the Lateral Shields in the 

 Three-spined Stickleback (Gadrosteus acrtleutus). By G. A. 

 Boulex(;er ." 228 



XXXVIII. Description of a New I'orcupine from E;i>;t Africa. 



By Oldfield Thomas 229 



XXXIX. The Formation of the Skeletal Parts in Echinoderms. 



By Carl Chux, of Breslau 231 



XL. Preliminary Account of the Nephridia and Body-Ca\-ity of 

 the Lar\a of Fcdcemonetes varians. By Edgar J. Allex, B.'Sc, 

 University College, London '. o.jO 



XLI. Note on a Case of Subdivision of the Median Fin in a 

 Dipnuan Fi>h. By A. Smith Woodward, F.L.S 241 



