396 ARABELLA IrllCOLOR. 



or five) of small spines which pass to the base of the cirrus. Posteriorly this dorsal group 

 increases in size. 



Synonyms. 



1804. Nereis tricolor, Montagu. Trans. Linn. Soc, vii, p. 82. 



1807. „ „ Turton. Brit. Fauna, p. 135. 



1812. „ „ Pennant ; Brit. Zool., ed. 4, iv, p. 94. 



1828. Lumbricus Saint- Hilaire, Delle Chiaje. Memorie, iii, pp. 170, 178, Tav. xlii, f. 4, 11, 16. 



1836-7. CEnone metadata, M. Edwards. Regne Anim., pi. xi, f. 4. 



1840. Lumbricoiiereis quadristriata, Grube. Actiu. Ecliinod., etc., p. 79. 



1841. Lumbrinereis S. -Hilairii, Delle Chiaje. Descriz., iii, p. 83 ; v, p. 97, Tav. 96, f. 4, 11, 16. 

 1851. ,, (Arabella) quadristriata, Grube. Fam. Annel., pp. 45 and 124. 



1861. Aracoda ceendoea, Schmarda. Neue Wirb. Thiere., I ij, p. 115, Tab. xxxii, f. 253. 



1864. Lumbricoiiereis quadristriata, Grrube. Insel Lussin, p. 80. 



1865. Lumbrinereis maculata, De Quatrefages. Annel., i, p. 365. 

 „ „ quadristriata, idem. Ibid., i, p. 366. 



„ „ gigantea, De Quatrefages. Ibid., i, p. 360. 



„ Nereis iricolor, idem. Ibid., p. 383. 



,, „ tricolor, Johnston. Cat. Worms Brit. Mus., pp. 142 and 341. 



„ „ iricolor, idem. Ibid., p. 280. 



1867. „ ,, Parfitt. Trans. Devon. Assoc., iL P- 2*3 (sep. copy). 



1868. Arabella quadristriata, Fillers. Borstenw., pp. 399 and 405, Taf. xvii, f. 15 — 24. 

 „ Lumbricoiiereis (Zygolobus) quadristriata, Claparede. Grlanures, p. 116, pi. iv, f. 5. 

 „ Notocirrus Hilairii, idem. Annel. Nap., cl, pi. ix, f. 4. 



1871. Maclovia gigautea, Grube. Jahresb. Schles. Ges., p. 58. 



1872. „ „ idem. Mitth. u. St. Malo, etc., p. 86. 



1875. Notocirrus tricolor, Fillers. Zeitschr. f. wiss. ZooL, xxv, p. 56, Taf. iii, f. 33. 

 „ Arabella quadristriata, De St. Joseph. Ann. Sc. nat., 6 e ser., t. ii, p. 16. 



1878. Lumbricoiiereis iricolor, Grube. Jahresb. Schles. Ges., 1878 ; Breslau, 1879, p. 87. 



1879. Maclovia gigantea, idem. Ibid., p. 104. 



1881. Arabella Hilairii, Langerhans. Canar. Annel. in Nova Acta Leop., xlii, p. 112. 

 1885. Notocirrus capensis, Mcintosh. Annel. ' Challenger/ p. 236, pi. xxxvii, f. 3 and 4; pi. xviiiA, 



f. 15. 

 ,, „ Hilairii, Carus. Fauna Medit., p. 216. 



1888. Maclovia gigantea, De St. Joseph. Ann. Sc. nat., 7 e ser., t. v, p. 30, pi. ix, f. 92 — 95. 

 1898. „ ,, idem. Ibid., 8 e ser., t. v, p. 282. 



1900. „ iricolor, Willey. Journ. M. B. A., n.s., vol. vi, i, p. 98. 

 1903. Arabella „ Mcintosh. Ann. Nat. Hist., ser. 7, vol. xi, p. 563. 



1905. Notocirrus hilarii, Graeffe. Arbeit. Zool. Stat. Triest, xv, p. 322. 



1906. Arabella St. Hilarii, -De St. Joseph. Ann. Sc. nat., 9 e ser., t. iii, p. 214, pi. iv, f. 82. 

 „ Maclovia gigantea, Bolm. Ibid., 9 e ser., t. iii, p. 101. 



1909. Aracoda iricolor, Banham. Polych. Subantarctic Is., N. Zealand, p. 245. 



Habitat. — Abundant under stones between tide-marks at St. Peter Port, Guernsey, 

 and at Herm, whence it was first sent to me by Sir Ray Lankester. It is also common on 

 the southern shores of England. It seems for the most part to frequent the tidal region 

 both at home and abroad. West Coast of Ireland. Off Galway in fifteen to twenty 

 fathoms, 'Porcupine,' 1869. Bantry Harbour, H.I.A. Exped., 1885. 



Shores of France (De St. Joseph) ; Naples (Delle Chiaje) ; Canaries (Langerhans) ; 



