212 NATURAL HISTORY OP 



BRITISH POLYZOA. 



Order GYMNOL^MATA. 

 Sub-Ordee I.: CHEILOSTOMATA, Busk. 



FAMILY I. AETEID^. {Aetea, mistake for Adea, 

 a Nereid.) 



Zocecia tuhular, with a lateral membranous area, 

 orifice terminal. Tentacular sheath terminating above 

 ill a circle of setce everted during expansion of polypide. 

 — T. H. 



Genus I. Aetea. 



Zooecia calcareous^ erect, distributed amomg a more 

 or less creeping fibre dilated at iutervals. No Ooecia. 

 — T. H. 



1, A. ANGUiNA, Linnceus. Plate XVII. fig. 1. 



Auguiuaii'e serpent {De B.), Sertularia anguina 

 {Lijiii., Turt., Berk., Stew.), Cellularia anguina {Pall, 

 Ellis, Hogg), Cellaria anguina {E. and 8., Bosc), Fal- 

 caria anguina {Ohen), Sertularia mollis {D. Chiaje), 

 Anguinaria anguina (Flem., List.), Anguinaria spatulata 

 {Lanik., Busk, Stark, Temp., P. H. G., G. J., D. L., 

 IL (2. C). 



Hab. : Very abundant, especially in the South and 

 West of England. 



This is the ''Snake Coralline '^ of Ellis (Cor., 43), 



