FABRICIA SABELLA. 265 
1879. Amphicora Fabricia, Tauber. Annul. Danica, p. 138. 
1881. Fabricia sabella, Langerhans. Canar. Annel., Nova Acta Leop. Car, Akad., xli, p. 119, pl. v, 
. fig. 28. 
1883. Amphicora Fabricia, Levinsen. Vidensk. Medell., p. 180. 
1884. Fabricia sabella, Langerhans. Zeitschr. f. wiss. Zool., Bd. xl, p. 271. 
»  Othonia Fabricii, Webster and Benedict. Rep. Com. F. and F. U.S.A., for 1881, p. 736. 
1885. Fabricia sabella, Carus. Fauna Medit., i, p. 273. 
1887. a - Meyer. Mitt. Zool. St. Neap., Bd. vii, p. 721, and Bd. vin, pp. 479, 485, 580, 
536, 547, 561, 573. 
»  Othonia fabricit, Webster. U.S. Com. F. and F., p. 750. 
1888. Amphicora Fabricia, Cunningham and Ramage. ‘Trans. Roy. Soc. Edin., vol. xxxin, p. 671. 
1891. F aA Hornell. Trans. Biol. Soc. Liverp., vol. v, p. 263. 
1893. Fabricia sabella, Lo Bianco. Atti Accad. Sc. Nap., 2° sér., v, No. 1], p. 76. 
oy — DORE —— 5p Watson. Sheffield Philos. Soc., p. 2. 
1894. Fabricia ,, De St. Joseph. Ann. Sc. nat., 7° sér., t. xv, p. 319, pl. xu, fig. 347. 
5 <Amphicora Fabricia, Bidenkap. Christ. Vid.-selsk. Forhandl., p. 131. 
1896. Sabella Fabricti, Appelléf. Berg. Mus. Aarb., xi, p. 12. 
1897. Amphicora Fabricia, Michaelsen. Polych. deutsch. Meere., p. 178. 
1910. Fabricia sabella, Southern. Proc. Roy. Irish Acad., vol. xxvin, p. 242. 
3 >» Hlwes. Journ. M. B. A., vol. ix, p. 65. 
»  <Amphicora fabricti, Skorikow. St. Petersb. Mus. Ann., xv, p. 233. 
1913. 5 Fabricia, Giard. (Huvres Diverses, p. 57. 
» Labricia sabella, Ehlers. Deut. Sud.-Pol. Exped., p. 577. 
1914. “ Ss Southern. Proc. Roy. Irish Acad., vol. xxxi, No. 47, p. 140. 
1915. 3 5 idem. Irish Sc. Invest., No. 3, p. 49. 
s a a Allen. Journ. M. B. A., vol. x, p. 643. 
1916. Amphicora Fabricia, McIntosh. Ann. Nat. Hist., ser. 8, vol. xvi, p. 25. 
1920. a Hliason. Polych. Oresund., p. 77. 
Habitat—Abundant near low water-mark at the East Rocks, St. Andrews, the tube 
adhering to red Ascidians (Styelopsis grossularia). In swarms in certain muddy parts near 
low water, St. Andrews (HK. M.); between tide marks, Lochmaddy; in midwater net near the 
bottom; off Isle of Man; under scales of Harmothoé imbricata, St. Andrews, probably 
accidentally (H. M.) ; between tide marks, White Cliffe Bay, Isle of Wight (A. and R. M.); 
Granton (Dr. G. 8S. Brady); Skye, etc. (Claparéde); Lambay Shore, Dublin Bay and West 
Coast of Ireland (Southern); Torquay (Elwes); Roots of Fuci growing on shale, Granton 
(Cunningham and Ramage). 
Abroad it is found in Greenland, Finmark, Iceland (Leuckart), and, generally speaking, 
in North European waters. Heligoland (Ehrenberg) ; Thorshaven (Schmidt) ; Mediterranean, 
Black Sea, Atlantic; Madeira (Langerhans) ; Spitzbergen (Meyer); Western Baltic and 
Finmark (Norman) ; Black Sea; E. N. America. 
The cephalic region has a projecting, broadly conical ventral median process, and dorsally 
the margin presents a median notch behind a small conical process connected with the mouth. 
‘There is thus an indication of a collar, and it and the next segment are narrower than those 
which succeed. ‘Two eyes are situated a little behind the anterior border, and beneath are 
two pale red masses (ganglia). In front of these, at the base of the tentacles, are two deep 
