PLYMOUTH MARINE INVERTEBRATE FAUNA. 297 



[ Tunicata — coiU(/.] 



Clavelinidae. 

 DiAZONA YiOLACEA, Savigiiy : W. Gurstang, Journ. Mar. Biol. Assoc, 

 ser. 2, vol. ii, p. 63. 



Eddystone Gds. (\v.(;., r.a.t.^) : Stoke Pt. Gd.s. (w.G.). 



Perophora banyulexsis, Lahille. 



Duke Rk. (w.g.). 

 Perophora Listeri, Wiegnianii : W. Garstang, Journ. IMar. Piiol. Assoc, 

 ser. 2, vol. ii, p. 58, tig. 



Kocks under the Hoe, abundant (w.H.): Queen's Gd. ; Milll)ay 

 Pit ; Asia Sh. (a.j.s.) : Duke Ifk. ; Yealni Estuary (w.g.). 

 Pycnoclavella aurilucexs : W. Garstang, Journ. Mar. Biol. Assoc, 

 ser. 2, vol. ii, p. 53, fig. 



Mewstone Gds., attached to various objects from rough ground, 

 10-20 ftns. ; once in the Sound, forming a thin growth on the stems 

 of red weeds (\v.g.): Mewstone Ledge, on JSunice/ht (k.a.t., s.P.). 

 Clavelina LEPADIFORMIS (0. F. Miiller) : IV. Garstang, Journ. Mar. 

 Biol. Assoc, ser. 2, vol. ii, p. 51. 



Drake's I., occasionally at extreme low tide (w.g., r.a.t.): Queen's 

 Gd. (R.A.T., s.P.) : Mt. Edgcumbe (w.g., t.v.h.): Duke Rk. (w.G., r.a.t.): 

 Rum B.; Millbay Ch.; Mewstone Ledge; "Wembury B. (T.V.H.) : very 

 rarely, in 10-15 fms. off the Mewstone and Penlee (w.G.). 

 Breedhig: June (w.g.): July (r.a.t.). 



Distomidae. 



DiSTAPLiA ROSEA, Delia Valle: ]\\ A. Rcrdman, Jouiii. Linn. Soc, Zool., 

 vol. xxiii, p. G1-"). 



On stones, dead shells, etc., at Duke Rk. and elsewhere (w.G.). 



Archidistoma AGGREGATU.M: W. Garstang, Zool. Anz., vol. xiv, p. 422, fig. 

 Duke Rk., very abundant on stones; 2 m. S. of Mewstone^ (w.g.). 

 Breeding: June (w.g.). 



Polyclinidae. 



Aplidium zostericola: A. Giard, Arch. Zool. expt., ser. 1, vol. i, p. GoG, fig. 

 Plymouth, attached to the stalks of Boirerhanl'ia or A))iathia (\Y.g.). 



Amaroucium albicans (H. Milne-Edwards): W. A. Herdman, Journ. 

 Linn. Soc, Zool., vol. xxiii, p. 623. 

 Off the Mewstone (w.g.). 

 Amaroucium Xordmanni (H. Miliu'-Edwards): A. Giard, Arch. Zool. 

 expt., ser. 1, vol. i, p. 636. 



Church Reef, Wembury B. (w.G.^). 

 Breeding : June (w.g.). 



Amaroucium punctum : A. Giard, Arch. Zool. expt., ser. 1, vol. ii, p. 495. 



Single colony, 3 m. S. of the Mewstone (w.g.). 

 MORCHELLIU.M ARGUS, Miluc-Edwards : W. A. Herdman, Journ. Linn. 

 Soc, Zool., vol. xxiii, ]). 625. 



Connnon everywhere on rocks between tide-marks (R.A.T.): Mill- 

 bay Ch. (T.V.H.) : Millbay Docks, on wooden piles (W.G.) : Duke J!k. 

 (e.j.a., R.a.t.): Yealm R. (t.v.h., r..\.t.). 

 Breeding : Sept. (w.g.). 



I 



