200 TLYMOUTH MARINE INVERTEBRATE FAUNA. 



[ Leptomedusae— fo?i<(l: Trachymedusae ] 



Phialidiu.m buskianum (Gosse) : E. T. Broicne, l*roc. Zool. Soc, vol. 

 1896, p. 488, fig. 



Sept. 1893; Sept. 1895; Sept. 1897, few specs, nearly always 

 present in townettings; June 1898, only once taken (e.t.b.). 



Phialidium cymbaloideum (van Beneden) [Hydroid 1 = Camjxtnulina 

 rejycns]: K T. Broinu; Proc. Zool. Soc, vol. 189G, p. 491, lig. 



Sept. 1893; Sept. 1897; Apr.-May 1898; June-July 1899; 

 never very abundant, but a few specimens generally tnken (e.t.b.). 



Phialidium TEMPORARiUiM : IJ. T. Broivne, Proc. Zool. Soc, vol. 1896, 

 p. 489. 



Nearly always present from the spring until autumn (e t.b.). 



EUTIMA INSIGNIS (Keferstein) ; K T. Broivne, Proc. Zool. Soc, vol. 1896, 

 p. 492. 



Oct. 1893 (W.G., E.T.B.1): Sept. 1895, single adult; June 1898, 

 S. of the Mewstone, two specs. ; Aug. 1899, single spec, (e.t.b.). 



Saphenia mirabilis (Wright): B. T. Broivne, Proc. Zool. Soc, vol. 1896, 

 p. 493, fig. 



Near the Eddystone, July 1891, some hundreds (j.t.c.^) : off 

 Penlee, at bottom in 9 fms., July 1892 (e.j.b.^) : 1897, single specs, 

 in Aug. and Sept.; Apr.-June 1898, few specs.; June-July 1899, 

 few (e.t.b.). 



OcTORCHis Gegenbauri, Hacckel : B. Hdcdrl, Syst. Medus., Denkschr. 

 med.-naturw. Ges. Jena, vol. i, p. 197, fig. 



Sept. 1895, single spec; 1899, four specs, in July, one in Aug. 

 (e.t.b.). 



Irene rellucida (Will): B. Hacclxl, Syst. Medus., Denkschr. med.- 

 naturw. Ges. Jena, vol. i, p. 201, fig. 



Oct. 1892, several specs, (w.g.); Sept. 1897, single spec, from the 

 Sound, two specs. 3 m. S.W. of the Mewstone, all young stages 

 (e.t.b.). 



TRACHYMEDUS^. 

 Geryonidae, 



Liriantha arpendkulata : B. Burhcs, Monogr. Brit. Naked- eyed Med., 

 p. 36, fig. (as Gcrijonia). 



Exceedingly abundant Sept.-Oct., 1893 ; absent Sept. 1895 ; 

 scarce and only early stages in the Sound and outside grounds, 

 Sept. 1897 (E.T.B.): Jan. 1896 (e.j.a.). 



Solmaridse. 



Solmaris CORONANTIIE, Haeckel : B. HaccK-cl, Syst. Medus., Denkschr. 

 med.-naturw. Ges. Jena, vol. i, p. 359, fig. 

 Plymouth, Sept., 1895 (e.t.b.). 



