256 Proceedings of the Royal Physical Society. 



3. C. tenuitentaculata, PfFr., 02^. cit., p. 26, fig. 36. 



West Indian Region. 



4. C. megalops, Prosch, K. d. Yid. Selsk. Skr. [5], i., p. 64, 1847. 



1861. Cranchia mcgalops, Stp., Overblik, p. 77. 

 Atlantic Ocean. 



5. C. (?) maculata, Leach, Zool, Miscell., iii., p. 140, 1817.^ 



1886. Cranchia {'i) maculata, Hoyle, Chall. Ceph., p. 186. 

 Atlantic Ocean. 



Subgenus, Liocranchia, Pfeffer, 1884. 



6. C. Brockii (Pffr.). 



1884, Liocranchia BrocTcii, Pffr., Ceph. Hamb. Mus., p. 25, fig, 33. 

 Indo-Malayan Region. 



7. C. Reinhardtii, Stp. 



1856. Leaxhia Reinhardtii, Stp., Hectocotyl,, p, 200. 

 1861. Cranchia ,, Stp., Overblik, p, 76. 



1884. Liocranchia ,, Pffr,, Ceph. Hamb, Mus., p. 25. 



1886. Cranchia ,, Hoyle, Chall, Ceph., p. 184, pi, xxxi,, figs. 



11-14; pi. xxxii., figs. 1-4. 

 Atlantic Ocean. 



Taonius, Steenstruji, 1861. 

 Loligopsis, d'Orbigny, Tryow, de Pochebrune, etc. 

 Desmoteuthis, Verrill, 

 Frocalistes, Lankester. 

 Phasmatopsis, de Rochebrune. 

 Megalocranchia (?), Pfeffer. 



1. T. pavo (Lesr.), Stp. 



1821. Loligo pavo, Lesr., Joiirn. Acad. Nat. Sci. Philad., ii.,p, 96, pi. 

 1839. Loligopsis 'pavo, d'Orb,, Ceph, acet., p. 321, pi, vi. {cxcl. fig. 4); 



pi. iv., figs. 1-8 {pars). 

 1861. Taoniiis ,, Stp., Overblik, pp. 70, 84. 

 1882. Desmoteuthis Mjperhorea (?), VIL, Ceph. N. E. Amer., p. 302, 

 pi. xxvii., figs. 1, 2 ; pi. xxxix., fig. 1 {excl. syn.). 



1885. Taonius pavo, Hoyle, Loligopsis, p. 318. 

 Atlantic Ocean ; New England Region. 



2. T. hyperboreus, Stp., Overblik, p. 83, 1861. 



1856. Leachia hypcrhorea, Stp., Hectocotyl., p. 200. 



1870, ,, ellipsoptera, Jeffreys, Proc. Roy. Soc, xviii., p. 423. 



1882. Desmoteuthis tenera (?), VIL, Ceph. N. E. Amer,, p. 412, pi. Iv,, 



fig. 2 ; pL Ivi., fig. 3. 

 1885. Taonius hij2)e7'horeiis, Hoyle, Loligopsis, p. 321; Chall. Ceph,, 

 p. 191, pL xxxii,, fig. 12 ; pi, xxxiii., figs, 1-11, 1886, 

 Atlantic Ocean ; New England and Arctic Regions. 



^ This is very likel}' a small mutilated Taonius. 



