vi CONTENTS. 



Page 

 XXXni. Catalogue of Zi/gopincs, a subfamily of Curculionidce, 

 found by Mr. Wallace in the Eastern Archipelago. By Feancis 

 P. IVscoK, F.L.S. &c., late Pres. Ent. Soc 258 



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

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



in the Woodwardian Museum, University of Cambridge 266 



XXXV. On two undescribed Sponges and two Esperiadse from the 

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

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



XXXVI. On the Claspers of Male Lizards (Sauri). By Dr. J. E. 

 Gray, F.R.S. &c 28.3 



XXXVII. Sketch of a Natural Arrangemement of the Order 

 Doeoylossa. By W. H. Ball 28G 



XXXVIII. Additional Notes on the Skeleton of Dioplodon sechel- 

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



Neio Books: — Recherches anatomiques et physiologiques sur les 

 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 Siiecies of Three-toed Sloth from Costa Rioa, by Dr. J. E. 

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

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

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

 some other Invertel)rata, by Dr. V. Graber ; On the Structure of 

 the Renilla, by A. Kiilliker ; Observations on Urmitclla^ a Genus 

 of Ciliated Polyps of the Family Pedicellinidse, by Prof. Leidy ; 

 Note on transversely striated Muscular Fibre among the Gaste- 

 ropoda, by W, II. Dall ; On Bud-form.ation in (hjmnocladus and 

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

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



NUMBER XLI. 



XXXIX. On a Specimen oi Diplof/rcipsus pristis "with Reproduc- 

 tive Capsules. By John Hopkin.son, 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 Classiiication of the Ganoids. By Dr. 

 C. LiJTKEN 329 



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

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



