31 



GOXOTHYREA GRACILIS, Sars. 



Laomedea gracilis, Sars, Beretning om en Zoolog-Reise i Lofoten 

 og Finmarken, 18 ; Middelhavet's Littoral Faun. 51, pi. ii, figs. 1-4. 

 Gonothyrea gracilis. AHman, Ann. Nat. Hist, for May. 1864. 

 Gonothyrea gracilis, Hincks, Brit. Hv. Zooph., pi. xxxvi., fig. 1. 



Localities. — Station VIII., Station I. (15 fathoms) ; 8 miles 

 east by south of Cullercoats. On Flustra and shells. 



Geographical Distributiox. — Birterbuy Bay, Connemara ; 

 Bergen; Messina (var.). 



Stem (i.) A creeping interlaced stolon, on which arise long 

 pedicels, with 8-12 rings at the base, a smooth middle portion, and 

 4-5 lings below the calycle (not two, as given by Hincks). 



(ii.) A second specimen showed the peculiar branching, the main 

 stem bearing ,; a single shoot, which has the appearance of growing 

 upon it rather than out of it " (Hincks). 



Hydrothecae long and slender, with about ten very sharply 

 pointed denticles. 



Gonotheca axillary, large, (twice as long as the hydrotheca), 

 borne on a short ringed stalk ; shape, an elongated oval with flat 

 top, tapering below. (Also borne on the stolon.) 



CUSPIDELLA GRANDIS, Hincks (Plate I., fig. 5). 



Cuspidella grandis, Hincks, Brit. Hydroid. Zooph., pi. xl., 

 fig. 4. 



Localities. — Dredged 4 miles east by south of Xewbiggin ; 

 17 miles south east by south of the Crumstone ; 5-6 miles south- 

 east of the Crumstone. Growing on old mussel and fan shells, 

 pieces of lava, and the roots of other zoophytes. 



Geographical Distribution. — ; " Birterbuy Bay, Connemara, 

 Shetland" (Hincks). t; On stems of Halecium teneUu?n ,> (Jour. 

 Mar. Biol. Assoc), Plymouth. 



A minute species. 



Hydrothecae rising singly from a smooth stolon ; cylindrical 

 in shape, slightly curved, and about five times as high as they are 

 broad ; the margin forms an operculum of about ten pointed 

 denticles. 



