440 VANADIS FORMOSA. 
Habitat.—Procured at the surface over 450 fathoms, lat. 50° 48’ N., long. 12° 4’ W., 
and in tow-net at 530 fathoms, lat. 54° 50’ N., long. 10° 45’ W., off the W. coast of Ireland. 
Elsewhere it has been found off the Azores, the Canaries, and in the Mediterranean 
(Fauvel). 
Famity ALCIOPID. 
Cephalic lobe distinct, with two large and prominent eyes of complex structure ; 
anterior border with four tentacles (palpi of some); tentacular cirri five ; proboscis 
exsertile, with a papillose margin and two long papille. 
Body more or less elongate, glassy ; feet uniramous, a single spme and a tuft of simple 
or compound bristles; dorsal and ventral cirri foliaceous. 
Genus VANADIS, Claparede, 1870. 
Head not produced beyond the eyes. Proboscis unarmed. ‘Tentacular cirri simple, 
five pairs; feet with cirriform appendages, and slender bristles, to which are articulated 
tapering, hair-like tips. 
VANADIS FORMOSA, Claparcde, 1870. 
Specific Characters.—Cephalic lobe short, eyes of medium size, short tentacles. Palpi 
cirriform, in front of the mouth. Body colourless or faintly coloured brownish pink, elon- 
gated, measuring 30 cm., with a breadth of 5 mm., segments 220. Pharynx 33 mm. long, 
with two long, cirriform papille, and between them small lobate papillae. Foot with lanceo- 
late setigerous process, cordiform dorsal lamella, and foliaceous ventral lamella. Glands on 
all the middle and posterior segments. Spine nearly embedded in the foot, the bristles 
penetrating only superficially. In the female the first two feet have the seminal sacs 
ventrally, and the ten anterior feet are smaller than the succeeding. Tail with a single 
filiform cirrus. 
SYNONYMS. 
1860. Alciopa Krohnii, Hering. De Alciop. genit. org. excret., p. 12. 
1870. Vanadis formosa, Claparéde. Annél. Nap. Suppl., p. 116, pl. x, fig. 8. 
1876. 2 pelagica, Greef. Nova Acta K. Leop.-Carol. Akad., Bd. xxxix, u, p. 67. 
1878. » greifiana, Grube. Annel. Gazelle, p. 524. 
1885. » formosa, Carus. Fauna Medit., i, p. 246. 
1890. i longicauda, Apstein. Spengel’s Jahrb., Bd. vy, p. 7. 
a Bs latocirrata, idem. Ibid., p. 7. 
1892. Alciopa Krohnii, Hering. Sitz. K. Akad. Wiss. Wien, p. 738. 
1911. Vanadis formosa, Southern. Irish Se. Invest., No. 3, p. 2. 
1916. Bs es Fauvel. Annél. Pelag. Monaco, p. 65. 
1922. % x McIntosh. Ann. Nat. Hist., ser. 9, vol. ix, p. 13. 
