viii CONTENTS. 



Page 

 LrV. On the Structure of the Actinise and Corals. By Prof. A. 

 Schneider 437 



LV. On the Development of Echinorhynchus gigas. By Prof. A. 

 SCHKEII>EE. 441 



Proceedings of the Royal Society 444 



Discovery of the Animal of the Spongiadce confirmed, by H. J. Carter, 

 F.E.S. &c. ; On Testuclo Phayrei and Scapia Falconeri, by Dr. J. 

 E. Gray, F.R.S. &c. ; Note on the Habitat of Diadema octoculUf 

 by A. (j. Butler, F.L.S. &c.; Note on Chlamyphorus trimcatus, by 

 Dr. J. E. Gray, F.R.S. &c. ; On the Development of the Leaves 

 of the Sarracenia, by M. H. Baillon ; Note on the Malar Bone 

 in the SkulLs of Manidce, by Dr. J. E. Gray, F.R.S. &c. ; On 

 Marine Bryozoa, by Prof. E, Claparede ; On the Order of Deve- 

 lopment of the Dentition of Sloths (Bradypus), by Dr. J. E. 

 Gray, F.R.S. &c. ; Note on Asaphm platycephalus, by J. D. Dana 



445—451 



Index 462 



PLATES IN VOL. VII. 



Plate I. Saurocetea argentinus. 



jjj" >^ Structure of the Head in Omithosaurs. 



IV. New Species of Pachytragous Sponges. : 

 V. Tertiary Shells from the Valley of the Amazons. 

 VI. Anthracosaurus RusseUi. 

 VH.-j 

 jA^' iFossil Sponge-spicules from the Greensand. 



XI. Agulhasia Davidsonii. — New Species of Arenaceous Forami- 

 nifer. — New Species of Marginella. 



XH. Saccammina Carteri. 

 yjy" I'Remaias of Ctenodus. 



-yyj' ^Zygopinaj from the Eastern Archipelago. 

 XVII. New Sponges and Esperiada). 



xvni.1 



^|- Uew British Fungi. 

 XXI.' 



