96 



MADOKA SASAKI. 



Subfam. Octopodoteuthinae Pfeffer 1912. 



Genus Octopodoteulhis Rüppell 1844. 

 ir. Oefopodotettt/iis staila Rüppell 1844. 



Octopodoteulhis siculi, Rüppell 1S44, p. 135 (fide Appellöf). Gray 184g, p. 51. Sicily. 



Pfeffer 18S4, p. 28. Messina. Pfeffer 1900, p. 166. Massy 1907, p. 381. South- 

 western coast of Irland. Pfeffer 1908, p. 74, fig. 81. Mediterranean Sea. Pfeiler 



1912, p. 213, pi. xix, figs. 1-16. Messina, North Atlantic. 



Verama staila, Krohn 1847, p. 38. Sicily. Verany 1851, p. 86, pi. xxviii. Weiss 1S89, 



p. 87, pi. viii, figs. 1-3. Appellöf 1839, T- 6, figs. 12-23. Messina. - Jatta 1S96, p. 



92, pi. vii, fig. 14, pi. xiii, figs. 1-12. Neapel. Ficalbi 1899, p. S3. 



Octopodoteulhis, Chun igio, pp. 139, 144. pi. xvii. Sagamibai, Japan ; Agulhasstrom ; 

 Binnenmeer von Westsumatra; Indischer Nordäquatorialstrom; Golf von Aden. 



Material examined : One specimen (Ç ?) obtained by Prof. A. Oka, 

 Tateyama, Awa Prov. April 1896 (Sci. Coll.). Dimentions : dorsal length 

 of mantle 27 mm. ; breadth of mantle 135 mm., breadth of head 12 mm., 

 length of fin 21 mm., total breadth of fins 31 mm., length of first pair of arms 

 19 mm., length of second pair 19 mm., length of third pair 23 mm., length 

 of fourth pair 18 mm. Tentacles are absent, as is usual in mature speci- 

 mens. The eye-openings are ofan oval shape aid , contrary to Pfeffer's 

 statement (1912, p. 214), without any sinus at the anterior margin ; terminal 

 suckers on each arm can not be detected even under the microscope. 



Fam. Gonatidae (Hoyle 1886) Pfeffer 1900. 



Genus GonatuS Gray 1S49. 

 12. Gonatus fabricii (Lichtenstein 18 18). 



Onychoteuthis fabricii, Lichitenstein 1818, p. 13 (fide Pfeffer). 



Onychoteutftis kamisclialica, Middendorff 1849, p. 186, pi. xii, figs. 1-6. Kamtschatka. 



Gonatus amcena, Gray 1849, p. 68. Adams 1858, p. 36.pl. iv, fig. 2. Verrill 1881a, 



pp. 291, 388, 390, 428. 

 Gonatus aiiiœiius, Sars 1878, p. 336, pi. xxxi, figs. 1-15, p'. xvii, fig. 2. Norway. 

 Lestolailhis Kamtschatka, Verrill 1881, p. 251. 



Gonatus fabricii, Steenstrup 1881, p. 9, pi. i- Davi; Strait, Greenland, Iceland, Fœrûs, 



