SCALIBREGMA INFLATUM. 35 



1868. Scalibregma inflatum, Sars. Christ. Yid.-Selsk. Forhandl., p. 10 (sep. copy). 



1873. „ „ idem. Nyt Mag. f. Naturvid., xix, p. 246. 



1874. „ inflata, Mcintosh. Ann. Nat. Hist., ser. 4, vol. xiv, p. 201. 



1875. „ „ idem. Invert, and Fishes St. Andrews, p. 125. 



1877. „ inflatum, Marenzeller. Denkschr. K. Akad. Wiss. Wien, Bd. xxxv, p. 34 



(sep. abbr.). 



1878. „ „ Mcintosh. Trans. Linn. Soc, ser. 2, Zool., vol. i, p. 506. 



1879. ., „ Tauber. Annul. Danica, p. 109. 



Theel. Kongl. svenska Yet. Akad. Handl., Bd. 16, p. 51. 



1880. „ inflata, Mcintosh. Ann. Nat. Hist., ser. 4, vol. vi, p. 271. 

 1883. „ inflatum, Levinsen. Yidensk. Meddel. Foren. Kjobenh., p. 132. 



1885. „ „ var. Mcintosh. ' Challenger,' Annel, p. 359, pi. xliv., figs. 3, 4, 



pi. xxii A , fig. 21. 



1886. „ „ Wiren. Kongl. svenska Yet. Akad. Handl., Bd. 22, ubique (Anat.), 



pis. ii and iii. 

 1889. „ ,, Marenzeller. Arch. f. Naturges., lv, p. 129. 



1894. „ „ Bidenkap. Christ. Yid.-Selsk. Forhandl., p. 109. 



1896. „ inflata, Benham. Camb. Nat. Hist., vol. ii, p. 334. 



1897. „ inflatum, Michaelsen. Polych. deutsch. Meere, p. 138. 



1898. „ ,, idem. Cronland. Annel., p. 127. 



;3 „ var. corethusa (epitokous), idem. Ibid. 



1900. ., „ Ehlers. Schwed. Magellan. Annel., p. 14. 



1901. „ „ idem. Polych. Magell. u. Chil., p. 180. 

 1904. „ „ Journ. M. B. A., vol. vii, p. 231. 



1908. „ „ Mcintosh. Ann. Nat. Hist., ser. 8, vol. i, pp. 379. 

 Jt ,, Moore. Proc. Acad. Nat. Sc. Philad., p. 356. 



1909. „ ,, Ashworth. Kep. Fisheries Ireland, 1908, ii, p. 3. 

 „ „ Moore. Proc. U. S. Nat. Mus., vol. xxxvii, p. 143. 



Habitat— Off Millport, Cumbrae (Kolliker). In muddy sand at low water-mark of 

 ordinary tides, Locbmaddy, and also dredged in 4 or 5 fathoms in Ardmaddy Bay in 

 muddy clay. In muddy sand, Bressay Sound, Shetland (small examples). Stomach of 

 haddock and flounder, St. Andrews (E. Mcintosh, 1867). Malahide; 23-38 fathoms 

 S.W. Ireland, and Valentia Harbour (J. Gr. Jeffreys). Lough Slyne, Co. Cork; Valentia, in 

 2 fathoms in soft mud (H. I. A., 1886). 18 fathoms Bressay Sound, and in Vatsland Bight, 

 Shetland ; off the Hebrides (J. Gr. Jeffreys). All the Irish examples are small. 257 fathoms 

 at Station 8 in the 'Porcupine' Expedition of 1870 (no branchias). Plymouth (Allen). 

 Fahy Bay, Ireland (Ashworth). 



6 Challenger,' between Prince Edward Island and Kerguelen, and off N.W. Coast of 

 New Zealand ; Magellan (Ehlers); 80 fathoms outside Godhavn harbour, 'Valorous,' 1875. 

 Spitzbergen, Greenland, Norway, Sweden, and Finmark (Malmgren). North Sea. Barents' 

 Sea (Mcintosh). 300 fathoms off Norway (Sars). Magellan (Mcintosh and Ehlers). 

 Small forms (young) at various stations off Norway (Canon Norman). Atlantic Coast, 

 United States of America (Verrill). Arctic Sea (Marenzeller). N. Pacific Coast of N. 

 America (Moore). 



Head truncated, with a distinct lateral tentacle on each side, and usually carried 

 transversely. Two curiously frilled nuchal organs occur on the head posteriorly. 



