298 PLYMOUTH MAi;iNK INVERTEBRATE FAUNA. 



[ Tunicata — could. \ 



MoRCHELLioiDES Alueri : W. A. Herchian, Proc. Lit. riiil. Sue. Liver- 

 pool, vol. xl, p. 291, tig. 



Asia Sh., on roots of Laminaria and on stones and shells ; Mill- 

 bay Ch., on stones and shells; Bovisand B., on stones and shells (w.g.). 

 FRAtiARiUM ELEGANS : A. Giard, Arch. Zool. expt., ser. 1, vol. i, p. 638, fig. 

 Duke Kk., on stones (w.g.). 



CiRCiNALiUiM concresgens: A. Giard, Arch. Zool. expt., ser. 1, vol. i, 

 p. 6:39, fig. 



Drake's I., on reef leading to the Bridge, on roots of Laminaria 

 at extreme low-water; Pickleconibe, E. of the Fort on roots of 

 Laminaria ; Devil's Ft., Stonehouse, under a stone, low-water, 

 spring tide ; Duke Ek., in crevices of stones ; Wembury B., under 

 overhanging rocks (w.g.). 



Botryllidae. 

 Botryllus VIOLACEUS, H. Milne-Edwards : A. Giard, Arch. Zool. expt., 

 ser. 1, vol. i, p. 621, fig. 



Common on rocks, under stones and on weed, at low water on all 

 shores (w.g.). 



Breeding: June-Aug. (w.g.). 



Botrylloides rubrum, Milne-Edwards: A. Giard, Arch. Zool. expt., 

 ser. 1, vol. i, p. 632, fig. 



Under the Hoe, common under stones (w.g.). 

 Breeding : Aug.-Oct. (w.g.). 



Doliolidae. 

 DoLiOLUM NATiONALis, Borgert*: A. Borqert, Ergebn. Plankton Expedn., 

 vol. ii, pt. E. a. C, p. 21, fig. 



Tow-nettings, Aug. and Sept., 1893, a considerable number (w.g.): 

 very abundant during 1895 (T.v.ll.) : S. of the Eddystone, several 

 specs. Nov. 1904 (l.ii.g.). 



Salpidse. 

 Salpa fusiformis, Cuvier: W. A. Herdman, Fiept. Toy. Challenger, vol. 

 xxvii. (pt. Ixxvi), p. 74, fig. (as 8. riineinata-fasi/ormis). 

 Aggregated form at surface, N. of Eddystone, Aug., 1901 (r.a.t.). 

 Salpa mucronata, Forskal : IF. A. Herdman^ Kept. Voy. Challenger, 

 vol. xxvii (pt. Ixxvi), p. 79, fig. (as S. democratica-mucronata). 



Large shoals visited the Sound in 1893, from the middle of June 

 to the end of the first week in duly (w.g.). 

 Breeding : Aug.-Oct. (w.g.). 



Appendiculariidse. 

 OiKOPLEURA DIOICA, Fol: H. Luhinumi, Ergebn. Plankton Exped., vol. ii, 

 pt. E. c, p. 76, fig. 



Generally present in tow-nettings, occasionally common (r.a.t.). 

 Breeding : Mar.-Apr. (w.g.). 



Fritillaria BOREALis: H. LolivHinn, Ergebn. Plankton Exped., vol. ii, 

 pt. E. c, p. 49, fig. 



Plymouth; Mar., Oct., Nov., 1899 (p.t.c): Eddystone, Aug., 1903 

 (L.H.G.). 



* Previously recorded as D. Tritonis, Herdman. 



