194 PLYMOUTH MAKINE INVEItTEBlJATE FAUNA. 



[ Leptomedusae — could. ] 

 Campanulakia IIincksi, Alder : 7'. Hinds, Hist. Brit, llydr. Zoopli., 

 p. 162, lig. 



Common in 10-30 fms. on shells, Hydroids, Cellaria, etc. ; liame- 

 Eddystone Gds. ; Mewstone Gds. (r.a.t.) : Eddystone Gds. (e.j.a.). 



Campanulakia neglecta (Alder) : T. Hincks, Hist. Brit. Hydr, Zooph., 

 p. 171, lig. 



On stems of 2\ihularia indivisa ; Millbay (c.C.N.). 



XJampanularia verticillata (Linnaeus) : T. Hincks, Hist. Brit. Hydr. 

 Zooph., p. 167, tig. 



Mewstone Gds. ; Eddystone Gds., occasionally on the fine sand 

 areas (e.j.a.). 

 Campanularia volubilis (Linnjeus) : T. Hincks, Hist. Brit. Hydr. Zooph., 

 p. 160, fig. 



Duke Ilk., on shells (G.C.B.): N. of Breakwater, 5| fms., plentiful 

 (W.H.). 

 Gonothyk.ea Loveni, Allman : T. Hincks, Hist, l^rit. Hydr. Zooph., 



p. 181, fig. 



Millbay Ch. ; Hamoaze (e.j.a.) : Millbay Dock, on piles ; on 

 hulks in Cattewater ; between tide-marks Turnchapel, Rum B., 

 and Yealni R; Asia Sh. (r.a.t.): Mt. Edgcunjbe, at low tide (c.c.N., 

 E.J.A.) ; Ikrn Pool on Fucus ; Saltash Pier (e.t.b.). 



Breeding : Mar. (r.a.t.) : Apr. (w.g., r.a.t.) : Sept. (e.t.b.) : Oct. 

 (W.G., E.T.B.) : Nov. (W.G.). 



Sometimes grows in great profusion in the Laboratory tanks 

 (E.J.A.). 



Campanulinidae. 



Campanulina repens, Allman : T. Hincks, Hist. Brit. Hydr. Zooph., 

 p. 189, fig. 



Winter Sh.,^ abundant on Delesscria ; between Penlee Pt. and 

 Ilame Hd., on Algte and stems of J'uhularia ; Mewstone Gds.,^ 

 many colonies on a piece of rope (e.t.b.). 



Gonophores : July (e.t.b.). 



Opercularella hispida: 0. C. Nuttimj, Ann. Mag. Nat. Hist., ser. 7, 

 vol. i, p. 363, fig. 



The type specimen from Plymouth, on a stone associated with 

 Clava niulticornis (c.C.N.). 



Opercularella lacerata (Johnston) : T. Hincks, Hist. Brit. Hydr. 

 Zooph., p. 194, fig. 



Millbay Dock, on young stems of Tnhularia indivisa and on 

 Eudendrium (c.C.N.). 



Lafoeidae. 



Lafoea DUMOSA (Fleming) [cf. Coppi/iia arcta (Dalyell)] : T. Hincks, 

 Hist. Ihit. Hydr. Zooph., p. 200, fig. 



Common in 15-35 fms., on shells, worm-tubes, other Hydroids, 

 etc. (r.a.t., S.P.) : Eddystone Gds., both the creeping and branched 

 varieties, the latter especially upon the fine sand areas where it is 

 attached to shells or Polychale tubes (e.j.a.). 



The Neomenian Myzomenia ( = Dondcrsia) hanyulensis is frequently 

 associated with the erect form of L. dumosa (e.j.a., s.p.). 



