A( TIXOl'ODOrs IIOLOTIH KIUIDF.A. 



ou tlio anterior part of the dorsum have lln' most conspicuous 

 warts. 



The calcareous bodies arc tables and buttoiis. Taltles 

 (textfig. 17 a, b) are large and very thickly spread on the surface 

 of the body. On examin- 

 ing with a lianddens, tlie 

 spires of the tables may 

 be recognized as minute, 

 thickly-set spines sticking 

 out from the surface of 

 the body. The basal disk 



1 ,1 • 1 Textfig. 17. 



has a smooth margin and 



° Ilolollmrhi, impiiliens : n., b-~ 



is almost always 0.1 mm. Tabirs; --ISnlton. (r«.x'270.) 



in diameter and somewluit rectangular witli rounded corners. 

 It has eight large holes in the peripliery and one larger 

 central hole. Over the centnd hole rises the spire with four 

 columns. It is about 0.08 mm. in heiglit, and tajiers gradually 

 upward. It has mostly two crossbeams besides the coronal 

 connection. Over ten teeth project not only from tlie crown 

 but also from the colinnns at the level of the crossbeams. Tables 

 with one crossbeam are also I'rcciuently met with in some 

 specimens. Buttons (c) are regular, almost always with three 

 pairs of holes. The margin is smooth and somewhat cren;iie. 

 >Sui)porting rods in ilic ;imbnliici-id a[i[ii'ii(lagi'S have e\]iansions 

 in the middli.' and :it (lie (wo ends. 



in the Sakibarii spi'rimen which was opened, two long 

 Polian vesicles were found, one JkS cm. and the other 1.7 cm. 

 long. Stone-canal one, on the right side of the dor.sal mesentery, 

 free, with an enlarged and elongated head. Sexual organs still 

 small and inunature. Cuvierian organ a hinidle of about -U, 



