136 



K. OKAMURA. 



VI. Tripylea {Radiolai-id). 



45. Aulosphaera labradoriensis Borgert. (Pl. VI., fig. 48). 

 Borgert, 1901, p. 16; fig. 15, a-b. 



In the specimen figured, dimensions are as follows : length of 

 "Tangential röhren," 0.13 mm.; its thickness, 0.0037 mm.; length 

 of " Radialstacheln," 0.1 13 mm. ; its thickness near base, 0.0082 mm. 



Loc. in Japan : Tateyama in Prov. Böshyü (Jure, 2. 1906). 



Other known loc. : Atlantic Ocean. 



46. Cannosphaera geometrica Borgert. (Pl. VI., fig. 47). 

 Borgert, 1901, p. 25 ; fig. 25. 



Diameter of inner shell in the specimen figured measures 0.05 mm. ; 

 that of outer shell, 0.248 mm. ; length of inner radial beam, 0.086 mm. ; 

 that of outer radial beam, 0.08 mm. 



Loc. in Japan : Shirahama in Prov. Böshyü (May, 30, 1906). 



Other known loc. : Irminger Sea. 



47. Protocystis siphodon (Haeckel) Borgert. (PI. III., fig. 17). 

 Borgert, 1901, p. 27 ; fig. 28. — Haeckel, 1S86, p. 1648 {CJiallengeria 



xipJiodon). — Hensen, 1887, p. 79. — Möbius, 1887, p. 121 ; Taf. 

 VIII., figs. 41-42. — Jörgensen, 1900 b, p. 91. 

 Loc. in Japan : Prov. Shima. 



Other known loc. : Mediterranean Sea ; Atlantic Ocean. 



VII. Tintinnodea {Infusoria). 



48. Dictyocysta templum Haeckel. (Pl. VI., fig. 55). 



Brandt, 1906, T. III., fig. r. — Jörgensen, 1900 a, p. 40. — Daday, 

 1886-87, p. 585; T. XXI., figs 8-9— Entz, 1886, p. 415; 2, p, 

 208, T. XIV, figs. 18-21, 23. 

 In the specimen figured, total height of body measures 0.625 mm.; 

 height and diam. of neck ring, 0.0225 mm., and 0.0375 mm. respectively; 

 and diam. of body, 0,045 mm. 



Loc. in Japan : Prov. Tosa. 



