GEODINELLA CYLINDRICA. 



253 



Geodinella robusta var. carolae Lendenfeld. 

 Ante, p. 205. 



Incrusting, cushion shaped. Among the large rhabds, amphistrongyles, 

 amphityles, styles, and tylostyles occur besides the amphioxes. Teloclades 

 monaene or, more rarely, diaene, with clades up to 70 /t long. Sterrasters up to 

 195 /ilong, ellipsoidal. 



Northeastern Pacific. West Coast of North America ; Vancouver Island, 

 Queen Charlotte Sound: S.E.Alaska, Behm Canal, Naha Bay. "Albatross" 

 Stations 4199, 4228. 



Geodinella robusta var. megaclada Lendenfeld. 

 Ante, p. 205. 



Finger shaped. Large rhabds nearly all amphiox. Teloclades all mon- 

 aene, clade up to 150 /< long. Sterrasters up to 217 /< long, ellipsoidal or, more 

 rarely, three lobed. 



Northeastern Pacific. West Coast of North America; S. E. Alaska, Behm 

 Canal, Naha Bay. "Albatross" Station 4228. 



Geodinella robusta var. megasterra Lendenfeld. 

 Ante, p. 205. 



Finger shaped. Large rhabds mostly amphiox. Teloclades monaene, 

 clade up to 70 p. long. Sterrasters up to 237 /i long, ellipsoidal or, more rarely, 

 three lobed. 



Northeastern Pacific. West Coast of North America; ofT Southern Cah- 

 fornia; 33° 58' N. "Albatross" Station 2946. 



Geodinella cylindrica (Thiele). 

 Lendenfeld, Tierreich, 1903, 19, p. 117. 



Geodia (? 1) cylindrica, Thiele, Zoologica, 1898, 24, p. 12, plate 1, fig. 2; plate 6, fig. 9a-e. 



Cylindrical. Whitish brown. 



Amphioxes: one end or both ends blunt, 0.8-1 mm. by 25-30 /i. Styles: 

 of similar dimensions. Plagio- and pro-diaenes and monaenes: rhabdome of 

 similar dimensions as the amphioxes; clades short, more or less reduced. 



Small sphaerasters: rays conical; total diameter 7-8 p.. Sterrasters: 180 

 by 145 by 115^. 



Northwestern Pacific. Japan ; Enoshima. 



