.ss 



HIKO.MII ( MIM11MA : 



Southern part of Osaka Bay, about 8 fms. : four specimens (K. 

 AOKI coll., Mar. 8, 1903. Sci. Coll., Spec. Nos. 1744— 1745). 



Size and form. — A specimen, the least contracted, with tentacles 

 partly visible from the outside, is represented in Pl. L, fig. 1. Body 

 cylindrical, slightly curved, broadest in the posterior half; the anal 

 part conically pointed. Length 95 mm., breadth 27 mm. The other 

 three specimens are much contracted and of a spindle-like shape. 

 Length 59, 66 and 70 mm. respectively. 



Color. — Dirty grey ; contracted parts dark ; pedicels whitish. 



Integument. — Of varying thickness according to the degree of 



Textfig. 7. 



PhyllopJicrus hypsipyrgiis (v. Makexzeller). a Midveniral radial seg- 

 ment of the calcareous ring with adjoining interradial segments, abaxial view. 

 b-d Tables from general perisome, viewed from above ; e Same seen from side. 

 f Tip of spire from side, g-h Supporting rods of tentacle, i-j Rosettes from 

 introvert, (a x 3, b-j X300). 



