60 BRITISH HYDROID ZOOPHYTES. 



long straight shoots, more or less distinctly 

 ringed, and the rim of the receptacles is 

 indented. The capsules are somewhat oval, 

 with the upper part gradually drawn out to a 

 narrow neck. They are formed on the stem 

 and branches generally. This has been called 

 the Horse-tail hydroid, since it bears some 

 resemblance to the plant Equisetum. It is 

 not uncommon in the trawl from deep water, 

 but is not a shore species. 



Lovenella clausa, Loven. 



On specimen number 12. 



SPECIMEN This is a beautiful and apparently 

 27. rare species. It throws up from a 

 creeping base, simple, generally unbranched, 

 stems, more or less ringed or wavy, with 

 terminal polypites. The receptacles are deep 

 and taper gradually downwards, the thickness 

 of the chitine being greater towards the base. 

 The rim of the receptacle is scalloped, producing 

 slight angularity at each crenation. The 

 special peculiarity of this species is, that when 

 the polypite retires into the receptacle, pointed 



