BRITISH ZOOPHYTES. 321 



as long as itself. The tentacles are 18j and " nearly 

 equal the cell in height." 



3. T. PEDiCELLATA, Alder. 



Farrella pedicellata {Aid.). 



Hab. : Northumberland (Aid.). 



^^Body ovate-oblong, yellowish, transparent, with 

 long and very slender pedicels uniform in thickness 

 throughout, arising from a creeping fibre. Tentacles 

 12. Length of cell -^^ in,'' — Alder. 



GrENUS II. HipPUEAEiA, Bush. {ltttto^, & horso, and 

 ovpa, a tail.) 



Stem repent or erect, tubular, jointed, nodular. 

 Zooecia with a membranous area on the front or ventral 

 side, attached to a peduncle by a movable joint, and 

 disposed in whorls or groups at the nodes. — T. H. 



1. H. Egertoni, Bush. 



Described in the Proceedings of the Zool. Soc. 

 Lond., Jan. 6, 1874, p. 29. The description there is 

 founded on a fragment about j inch in length. 



FAMILY VIII. VALKERIID^. 



Zooecia contracted helow, deciduous, destitute of a 

 membranous area. — T. H. 



In this and the two succeeding families the tentacles 

 do not form a complete circle, two of them being 

 always everted. These families are on this account 

 grouped as Campylonemida. 



Genus Valkeria, Fleming. 

 (In honour of Dr. Walker.) 

 Zoarium erect or repent. Zooecia ovate, clustered. 

 Polypide destitute of a gizzard. — T. H. 

 1. Valkeria uva, Linnceus. 



T 



