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GENUS I. BOLOCERA (Gosse). 



Anfhea (Johnston). 



Base adherent : not much exceeding the column. 



Column pillar-like, the diameter and height sub- 

 equal. Surface generally very smooth, studded with 

 small warts, remotely scattered. Substance "fibro- 

 cartilaginous" {W.P.C.). 



Disk smooth, circular in outline, not overlapping 

 the column. 



Tentacles short, thick, constricted at foot, obtusely 

 pointed, longitudinally furrowed ; flexuous and motile ; 

 easily separated ; not retractile. 



Mouth not raised on a cone ; stomach capable of 

 being greatly protruded. 



There is but a single known species, B. Tuedia. 



