230 



"ENDEAVOUR" SCIENTIFIC EP^SULTS. 



(ii.) 



The accessory styli are rarely quite smooth, and often 



show distinct though very minute spines. They 



range in length from 60 ji to very rarely more than 



85 ji, and in diameter up to about 6 ji ; occasional 



individuals up to 98 }i in length 



ha\ e been obser\ed. 



(iii.) The auxiliary tylostyli vary in 

 length from about 130 to 

 365 ]4, and in diameter up to 

 6 f<. They are comparatively 

 few in number. 



MicroscJcrt's. — 



(i.) Chelaj, tolerably plentiful, 16 to 

 JO p long. 



(ii.) Toxa, moderately abundant, 

 varying in length from 10 to 

 150 p, and in diameter up to 

 3 P 



hoc. — North coast of Tasmania, off 

 Devonport ("Endeavour"). 



Fig. 47 — C. traiisicHS 

 (typical form), a Prin- 

 cipal styles. b Aux- 

 iliary stvle. 



Fig. Ala — Clathria transicns 

 (typical form), a .^ccess^ory styles. 

 b Chela, c Toxa. 



