THE HYDROID ZOOPHYTES. 101 



Tuhularia larynx, Ellis and Solander. 

 Recorded by Byerley as being very common round the 

 coast. It has not been found during our investigations, and 

 is not mentioned by Dr. Sibley Hicks. Possibly it may 

 have been T. coronata. 



Tuhularia hritannica, Pennington. 

 This species was found by Mr. Pennington in the Menai 

 Straits. 



Ectopleura dumortierii, Van Beneden. 



Tuhularia dumortierii, Johnst., B. Z. pi. vii, figs. 1, 2 (not the 

 species described in the text) . 



Mentioned by Allman as being found at the Isle of Man, 

 and recorded by Pennington from Point of Ayr. 



Corymorpha nutans, Sars. 

 Mersey (J. S. Hicks). Isle of Man (Pennington). 



Sub-order II.— THECAPHORA. 

 Family I. — Campanulariid^. 



Clytia johnstoni, Alder. 



Conipanularia volubilis, Jolmst., B.Z. 107, 108, woodcut fig. 18. 

 Camj^anularia johnstonii, Allman, Proc. Roy. Soc. Ed. fforDec. 

 6th, 1858. 



Hilbre Swash and Abergele Bay (A. 0. Walker). Mersey 

 (Hicks). 



Several very large colonies were dredged. during August, 

 1885, ofif the south end of the Isle of Man, in the neigh- 

 bourhood of Port Erin. One well-developed colony was 

 attached to the siphons of a specimen of Molgula occulta. 

 Another colony, with gonothecae, was found adhering to the 

 stalk of a Tuhularia. A third colony from the Isle of Man 

 differed considerably from the typical condition. It was of 

 much smaller size, and the calycles were much longer and 



