VI CONTENTS. 



Page 



XXXIII. Catalogue of Zygopina;, a subfamily of Cureuliotiid(s, 

 fovmd bv Mr. Wallace in the Eastern Archipelago. By Francis 



P. Pa-scoe, F.L.S. &c., late Pres. Ent. Soc 258 



XXXIV. Note on Prof. Cope's Interpretation of the Ichthyosaurian 

 Head. By Harry G. Seeley, F.G.S., Assistant to Prof. Sedgwick 



in the Woodwardian Museum, University of Cambridge 266 



XXXV. On two undescribed Sponges and two Esperiada5 fi?om the 

 West Indies ; also on the Nomenclature of the Calcisponge C'lathrina, 

 Gray. By H, J. Carter, F.R.S. &c. (Plate XVII.) 268 



XXX V[. On the Claspers of Male Lizards {Smiri). By Dr. J. E. 

 Gray, F.R.S. &c 283 



XXXVn. Sketch of a Natural Arrangemement of the Order 

 Docoyhssa. By W. H. Ball 286 



XXXVIII. Additional Notes on the Skeleton of Dioplodon sechel- 

 lensis. By Dr. J. E. Gray, F.R.S. &c 291 



New BooTiS: — Recherches anatomiques et physiologiques sur lea 

 Champignons, par J. B. Carnoy. — General Outline of the Orga- 

 nization of the Animal Kingdom, and Manual of Comparative 

 Anatomy, by Thomas Rymer Jones, F.R.S. &c. Fourth Edition. 



292—296 



Proceedings of the Royal Society 297—302 



On a new Species of Three-toed Sloth from Costa Rica, by Dr. J. E. 

 Gray, F.R.S. kc. ; On a new Form of Sponge, by Prof. Ehlers ; 

 On the Ihjtatoria of the Neighbourhood of Tiibingen, by S. 

 Bartsch ; On the Blood and Blood-corpuscles of Insects and 

 some other Invertebrata, by Dr. V. Graber ; On the Structure of 

 the RenillfP, by A. KoUiker ; Observations on Uniatella, a Genua 

 of Ciliated Polvps of the Family Pedicellinidoe, by Prof. Leidy ; 

 Note on transversely striated Muscidar Fibre among the Gaste- 

 ropoda, by W. H. Dall ; On Bud-formation in Gymnocl(ulu,s and 

 other Plants, by Thomas Mcehan ; On the Flowers of Aralia 

 spinosa, Jj., ajid Hedera helix, L., by Thomas Meehan . . 302 — 315 



NUMBER XLI. 



XXXIX. On a Specimen of Diphyrapsus pristis with Reproduc- 

 tive Capsules. By John Hopkinson, F.G.S., F.R.M.S 317 



XL. On Spore-cases in Coals. By J. W. Dawson, LL.D., F.R.S. .321 



XLI. On the Limits and Classification of the Ganoids. By Dr. 

 C. LiJTKEN 329 



XLn. On a new Species of Lemur from Madagascar, and on the 

 Changes of Lemur macaco, Linn. By Dr. J. E. Gray, F.R.S. &c. . . 339 



