4 INVERTEBRATE ANIMALS. 



Group7.— Family HEXACTINELLID^ (Schmidt). Part II. 



H Pheronema Grayi (Kent). 



Collected off the coast of Portugal, and presented 

 by W. Saville Kent. 



Holtenia Carpenteri (Wyville Thomson). 



Globular Anchor- Sponge, collected during the expedi- 

 tion of H.M. S. "Porcupine,^' and presented by 

 Prof. Wyville Thomson. Specimens of allied 

 fossils, Ventriculites and Choanites, from the 

 chalk formation. 



Group 8.— Eemainder of Order FIBROSPONGI.E (Haeckel). 



*[ Series of British Marine Sponges ; specimens 

 of fresh-water sponge, Spongilla, collected at 

 Rainhill, and presented by Charles Longuet 

 Higgins. 



Upper Compartment. 



Specimens exhibiting many of the remarkable 

 varieties of form assumed by the Fibrous 

 Sponges. 



Group 9.— Class INFUSORIA = STOMATODE PROTO- 

 ZOA. 



The class thus restricted includes a small section only of the Infusoria 

 of the older authors, 



IT Coloured Drawings of Stentor, Vorticella, Noc- 

 tiluca, &c., chiefly from Ehrenburg, Die 

 Infusionsthierchen als Volkommene Organis- 

 men. Leipzig, 1854-6. 



