118 ' AKT. 2. — H. MATSÜMOTO : 



Off Kii, Knmano Sea; 191 fathoms (Clark). Uraga Channel ; 

 70-197 fathoms (Claek). Eastern Sea ; 440 fathoms (Clark). 

 Malaysian waters. 



O^yhiacantJta hldentata (Retzius). 



Asterias hidentata : Retzius, Diss., 1805, p. 33.^^ 



Opldura retzii : NiLSSON, Coll. Zool. Scand., 1817, j). 15.^^ 



OpUocoma ardica : Müller & Troschel, Sys. Ast., 1842, p. 103. 



Opliiacantha splmâosa : Müller & Troschel, ibid., p. 106 ; Lütken, 

 Addit. ad Hist., I, 1861, p. 6-5, PI. 11, fig. 14 ; Lyman, 111. Cat. Mus. Comp. 

 Zool, I, 1865, p. 93, figs. 6 & 7. 



OpJdacaniha grönJandica : Müller k Troschel, Arch. Natm-g, 1844. p. 

 183.^> 



OpJiiocoma ecldnulaia : Forbes, Sutherlind's Journ. Voy. Baffin's Bay 

 n, App., 1852, p. 205.' > 



OpUacantJia hidentata : Ljungman, Öfv. K. Vet. Akad, Forh. XXVIII, 

 1871, p. 652'^; Lyman, Bull. Mus. Comp. Zool., Y, 1878, p. 149; Kœhler, 

 Res, Camp. Sei. Monaco, XII, 1898, p. 55 ; Grieg, Fauna Arctica, I, 1900, 

 p. 267; Rankin, Proc. Acad. Nat. Sei. Philadelphia, 1901, p. 179; Norman, 

 Ann. Mag. Nat. Hist., 7th. Ser., XH, 1903, p. 407 ; Kœhler, Mem. Soc. 

 Zool. Fr., XIX, 1906, p. 6 ; Kœhler, Exp. Sei. Travaillem' et Talisman, 

 yJH, 1907, p. 289; Kœhler, Bull. Sei. Fr. Belg., XXXIV, 1907, p. 317; 

 Kœhler, Bull. Mus. d'Hist. Nat., 1909, x>. 123 ; Kœhler, Res. Camp. Sei. 

 Monaco, XXXIV, 1909, p. 184; Kœhler, Bull. Mus. d'Hist. Nat., 1909, p. 

 123 ; Clark, Bull. U. S. Nat. Mus., LXXV, 1911, p. 195 ; Kœhler, BuU. 

 Mus. d'Hist. Nat., 1913, p. 14 ; Kœhler, Bull. U. S. Nat. Mus., LXXXIV, 

 1914, p. 80. 



One specimen ; locality unknown. 



Sea of Japan ; 130-536 fathoms (Clark). Grulf of Tartary 

 318 fathoms (Clark). Off Knrile Is.; 229 fathoms (Cl.\rk). 



1) These papers were not seen by me. 



