20 MR. A. W. WATERS ON THE MARINE 



Oran (Algiers) ; Florida ; Vineyard Sound, Buzzard Bay, 1-19 fath., No 

 Man's Land, Nantucket, Sandwich (Osburn); from underneath a coal-lighter 

 in St. Vincent Harbour, Cape Verde Islands, collected by Crossland. 



HlPPOTHOA DISTANS (Hincks) . 



Cosmopolitan. 



Hippothoa divaricata, Lamouroux. 



For synonyms see Miss Jelly's Catalogue, and add : — 



Waters, Result, du Voyage du S.Y. ' JBelgica,' Bryozoa, p. 53, pi. 7. fig-. 3 (1904) ; '• Bry. 

 from near Cape Horn," Jonrn. Linn. Soc, Zool. vol. xxix. (1904) p. 238; "Bry. from 

 Zanzibar," Proc. Zool. Soc. 1913, p. 501 ; Nordgaard, Hyd. & Biol. Invest, in Norwegian 

 Fiords, p. 165 (1905) ; Robertson, "Incrust. Chil. Bry. of N.W. Coast of America," Univ. of 

 California, Pub. Zool. vol. iv. (1908) p. 296, pi. 21. figs. 59, 60 ; Norman, " Polyzoa of Madeira," 

 Journ. Linn. Soc, Zool. vol. xxx. (1909) p. 299. 



Loc. Cosmopolitan, including Woods Hole, Madeira, and between Fayal 

 and Pico. From slight depths to 1000 fathoms. 



Hippothoa hyalina [Linnaeus), Waters. 



For synonyms see Schizoporella hyalina in Miss Jelly's Catalogue, and add : — 



Mollia hyalina, Barrois, Emb. des Bry. p. 163, pi. 9. figs. 4-17 (1S77). 



Schizoporella hyalina, Levinsen, Zool. Dan. ' Danske Dyr' (1894), p. 66, pi. 5. figs. 47-57; 

 Robertson, "Bryozoa," Proc. Washington Acad, of Sc. vol. ii. (1900) p. 326; Calvet, Brv. 

 Mar. de Cette, p. 44 (1902); Hamburg. Magalh. Sam, Bry. p. 25 (1904); Exped. Sc. Travailleur' 

 et 'Talisman,' vol. viii. (1907) p. 415; Robertson, Incr. Chil. Bry. p. 289, pi. 19. figs. 43-45 

 (1908). 



Hippothoa hyalina, Waters, "Bry. from Franz Josef Land," Journ. Linn. Soc, Zool. 

 vol. xxviii. (1900) p. 70, pi. 8. figs. 16-18; "Bry. from Chatham Island," Ann. Mag. Nat. 

 Hist. ser. 7, vol. xvii. (1906) p. 19; Norman, " Nat. Hist. Finmark," Ann. Mag. Nat. Hist. 

 ser. 7, vol. xii. (1903) p. 108; Nordgaard, Hydr. & Biol, of the Norwegian Fiords, p. 165 

 (1905); Kluge, "Erg. iib. die von der Olga gesamm. Bry.," Biol. Anst. auf Helgoland, 

 vol. viii. (1906) p. 39; Levinsen, Morph. & Syst. Studies on Cheil. Bry. p. 276 (1909) ; Osburn, 

 Bry. of Woods Hole, p. 235, pi. 24. fig. 47 (1912) ; Sumner, Osburn & Coles. " Biol. Survey of 

 the Waters of Woods Hole," Bull. Bur. of Fisheries, vol. xxxi. (1913) p. 603. 



Celleporella hyalina, Norman, Ann. & Mag. Nat. Hist. ser. 6, vol. xiii. (1894) p. 129; 

 Bidenkap, " Bry. von Ost Spitzbergen," Zool. Jahrb. vol. x. (1897-8) p. 621 ; " Bry.," Anstalt 

 Helgoland, vol. iv. (1900) p. 252 ; "Bry. von Spitzbergen und Konig Karls Land," Fauna 

 Arct. vol. i. (1900) p. 512; " Forteg. ov. de Arkt. Bry.," Bergens Mus. Aarbog, 1905, 

 No. 9, p. 18. 



There is one small colony growing on the seaweed with Amathia. 

 Loc. Fairly cosmopolitan from both hemispheres, occurring from tide- 

 levels to over 2000 metres. Cape Verde Islands, collected by Crossland. 



Arthropoma Cecilii (Audouin), Levinsen. 

 Waters, "Bry. from Zanzibar," Proc. Zool. Soc 1913, p. 508. 



Schizoporella Cecilii, Robertson, " The Incrusting Biwozoa of the W. Coast of N. America " 

 Univ. of California Pub. in Zool. vol. iv. (1908) p. 288, pi. 19. fig. 42. 



Loc. General in the north temperate zones ; Indian Ocean, Australia; 

 Zanzibar shore ( Waters) ; Red Sea ; Japan ; Cape Verde Islands, collected by 

 Crossland, 



