Mr. A. E. Verrill on new Species of Polyps. 195 



septa very prominent. Encrusts and covers small univalve 

 shells. 



Gaspar Straits. Capt. John Rodgers. 



Balanophylia capensis, Verrill. 



A species about half an inch high, broadly attached, slightly 

 turbinated, with an epitheca rising within a line of the margin. 

 Calicle deep, broadly oval. Septa in four cycles, the principal 

 ones much exsert, vertical, narrowed at top, those of the fourth 

 cycle joining the columella in pairs. Colour of the living Polyp 

 bright orange. 



Cape of Good Hope. Dr. Wm. Stimpson. 



Eupsammia Stimpsonii, Verrill. 



Coral free, elongated, turbinated, blunt at base. Calicle oval, 

 deep J columella well developed ; septa broad, the principal ones 

 with entire inner edges, rounded. Length an inch or more ; 

 breadth of cell '3 in. 



Interesting as a living representative of a genus hitherto 

 known only in the fossil state. 



North China Sea. Dr. Wm. Stimpson. 



Metridium fimhriatum, Verrill. 



A species closely allied to M. marginatum of this coast, but 

 apparently more elongated, with longer and more slender tenta- 

 cles, which are almost hair-like. Disk within the tentacles nar- 

 row. " Colour pale orange, translucent ; body punctate with 

 dark brown ; mouth deep orange.^^ 



San Francisco, California. Dr. Wm. Stimpson. 



Phellia coUaris, Verrill. 



Edwardsia collaris, Stimpson, Proc. Philad. Acad. Nat. Science, May and 

 June 1865. 



A species remarkable for its great size compared with pre- 

 viously known species from Europe. 



Hong-Kong, China. Dr. Wm. Stimpson. 



Phellia clavata, Verrill. 

 Edwardsia clavata, Stimpson, I. c. 1855. 

 A species even larger than the last. 

 Near Ousima, Japan. Dr. Wm. Stimpson. 



Ammonactis, nov. gen. 



Column elongated, subcylindrical, with well developed basal 

 disk, covered, as in Phellia, with a persistent epidermis exteud- 



14* 



