216 Proceedings of the Royal Physical Society. 



1826. Octopus hrevitentamlatus{?), Blv., Diet. d. Sci. Nat., xliii., p. 187. 

 1838. ,, vulgaris, d'Orb., Ceph. ac^t., p. 26, pis. ii., iii. his ; 

 pi. viii., figs. 1, 2; pis. xi, -xv. ; pi. xxix. , fig. 6. 

 1851. ,, ,, Ver., Ceph. medit., ^16, pi, viii. 



1869. „ TroscheliiJ), Targ., Cef. Mus. Firenze, p. 19. 

 Almost cosmopolitan. 1 



2. 0. Salutii, Ver., Mem. Accad. Sci. Torino, p. 93, pi. iii., 1837 ; 



Ceph. medit., p. 20, pi. ix.. 1851. 

 Mediterranean Region. 



3. 0. occidentalis, Stp., MS. 



1853. Odoyus vulgaris, var. americanus, d'Orb., Moll. Cuba, p. 14, tab. i. 

 1886. ,j occidentalis, Hoyle, Chall. Ceph., p. 77. 

 West Indian and West African Regions, 



4. 0. tuberculatus, Blv., Diet. d. Sci. Nat., xliii., p. 187, 1826. 



1886. Octopus tuberculatus, Hoyle, Chall. Ceph., p. 78. 



West Indian, Mediterranean, and West African Regions. 



5. 0. verrucosus, Hoyle, Diagnoses I., p. 222, 1885 ; Chall. Ceph., 



p. 79, pL iv., 1886. 

 South African Region, 



6. 0. granulatus, Lmk.2 



1792. Sepia rugosa, Bosc, Actes Soc. Hist, Nat. Paris, i., p, 24, pi. v., 



figs. 1, 2, 

 1799, Octopus granulatus, Lmk., Mem. Soc. Hist. Nat. Paris, i., p. 20. 

 1838. „ rugosus, d'Orb., Ceph. acet., p. 45, pis. vi., xxiii., fig. 2. 

 1869. „ incertus, Targ., Cef. Mus. Firenze, p. 22, pi. vi., figs. 



9, 11. 

 1886. ,, granulatus, Hoyle, Chall. Ceph., p. 80. 



West Indian, Lusitanian, West and South African, Indo- 

 Malayan, and Peruvian Regions. 



7. 0. Boscii (Lesr,). 



1821. Sepia Boscii, Lesr., Journ. Acad. Nat. Sci. Pliilad., ii., p. 101. 

 1826. Octopus variolatus, Blv., Diet. d. Sci. Nat., xliii., p. 186. 

 1838. „ Boscii, d'Orb., Ceph. acet., p. m. 

 1849. ,, ,, Gray, B.M.C., p. 12. 



1885. ,, ,, YQx. pallida, Hoyle, Diagnoses I., p. 223. 



1886. „ ,, ,, Hoyle, Chall Ceph., p. 81, pis. i. ; 



iii., fig. 2. 

 Australian Region. 



8. 0. tetricus, Gld,, Moll. Wilkes Exped., p. 474, fig. 588, 1852. 



Australian Region, 



^ There is no doubt that 0. vulgaris has been erroneously recorded instead 

 of other species, its specific name leading to a presumption that the commonest 

 form in all regions must be referable to it, 



^ I have preferred Lamarck's name to that of Bosc, which rests only on a 

 very poor figure. 



