158 ANTHEAD.E. 



to say whether these were emitted in the usual manner, 

 or exposed by a rupture of the integuments. The invalid 

 was removed to a separate jar of sea-water, (the best hos- 

 pital for sick Actinice,) and it is now attached to the glass, 

 which is, as you know, a good symptom, but I can hardly 

 pronounce it to be as yet quite convalescent." Some weeks 

 after I received tidings that the invalid had " perfectly 

 recovered from its involuntary visit to the interior of hellish 



As in Anthea, the non-retractile character is not absolute 

 in our Aiptasia ; Mr. Holdsworth has repeatedly seen it 

 with the tentacles quite concealed, the body globose and 

 very pellucid, and the orifice long and linear. 



The only localities I am as yet acquainted with for 

 Aiptasia Couchii are the following : — 



Bordeaux Harbour, Guernsey, J. D. H.: Herm, S. 

 Whitchurch: Gwyllyn Vase, Helford Kiver, W. P. C: 

 Falmouth, S. Hodges. 



The species before us forms a beautiful link of con- 

 nexion between the Sagartiados and the Antheado3, pre- 

 senting very marked resemblances to S. bellis and S. viduata 

 in the former, while the preponderance of its characters 

 allies it with Anthea cereus. 



S. bellis. 

 S. viduata. 

 H. chrysanthellum. A. Couchii. 



[A. rhodora.] 

 A. cereus. 



