rLY.MOUTII .MAUINE INVERTEBRATE FAUNA. 265 



[ Bryozoa — cont/'.] 



Crisia cornuta, (LiuiULnis): T. Hincks, Hist. Brit. Mar. Polyzoa, p. 419, 

 fig. [excl., var. (jeniculata, = C. geniculata]. 



Fairly common, mostly on red seaweeds (s.F.ii.) : Queen's Gd. ; 

 Mewstone Ledge ; Kame-Eddystone Gds. (r.a.T.). 

 Ovicells : commonest Apr.-May (s.F.n.). 



Crisia denticulata (Lamarck) : >S'. F. Harmer, Quart. Journ. Micr. Sci., 

 ser. 2, vol. xxxii., p. 129, fig. 



Plymouth, seldom found (s.f.h.): Queen's Gd., not uncommon; 

 Duke Ptk., occasionally common (r.a.t.). 



Crisia eburnea (Linmeus): S. F. Harmer, Quart. Journ. Micr. Sci., 

 ser. 2, vol. xxxii., p. 131, fig. 



Eddystone Gds. (e.j.a., r.a.t.) : common, almost always on red 

 weeds or Seriidaria (s.f.h.). 



Ovicells: Feb.-May (s.f.h., r.a.t.) ; commonest, Mar.-Apr. (s.f.h.). 



Crisia geniculata: If. Milne Edivards, Ann. Sci. Nat., Zool., ser. 2, 

 vol. ix, p. 197, fig. 

 Pare (r.a.t.). 



Crisia ramosa : *S'. F. Ilanncr, Quart. Journ. Micr. Sci., ser. 2, vol. xxxii,, 

 p. 134, fig. 



Plymouth, 4-30 tins., the commonest species; generally on stones, 

 but also on shells, red seaweeds, Cdlaria, sponges, etc. ; grows most 

 luxuriantly in 4-6 fms. (s.f.h.): Queen's Gd., occasionally (R.A.T.): 

 Eddystone Gds. (E.J. A.). 



Breeding: Feb. (r.a.t.): Apr.-Aug., maximum in May-June 

 (s.f.h.). 



Diastoporidae. 



Diastopora obelia, Johnston : T. Jlind's, Hist. Brit. Mar. Polyzoa, 

 p. 462, fig. 



Eddystone Gds. (e.j.a.). 



Diastopora patina (Lamarck) : T. Hincks, Hist. Brit. Mar. Polyzoa, 

 p. 458, fig. 



Common on shells, etc., 15-35 fms. (r.a.t.) : Mewstone Ledge, 

 fairly common (S.F.H.) : Pame-Eddystone Gds. (r.a.t.) : Eddystone 

 Gds. (e.j.a.). 



Diastopora sarniensis, Norman : 7'. Rim-U, Hist. Ik-it. Mar. Polyzoa, 

 p. 463, fig. 



Common on shells, stones, etc., 15-35 fms. (r..-\.t.): Pame- 

 Eddystone Gds. (R.A.T.): Eddystone Gds. (e.j.a.). 



Diastopora suborbicularis : T. Hinch^, Hist. Brit. Mar. I'olyzoa, 

 p. 464, fig. 



Mewstone Ledge (s.f.h.): Eddystone Gds. (e.j.a.). 



Tubuliporidae. 

 TuBUUPORA liliacea (Pallas) : S. F. Hanncr, Quart. Journ. Micr. Sci., 

 ser. 2, vol. xli, p. 90, fig. 



Duke lik., very occasionally; not uncommon on shells, stones, 

 Hydroids, etc., S. of the Breakwater, 15-30 fms.; Pame-Eddystone 

 Gds (R.A.T.): Eddystone Gds. (e.j.a.). 



