A MONOGRAPH OF THE EXISTING CRINOIDS 



355 



Wille7n Barents station IS, 1881: A specimen nearly- as large as that from sta. 17 

 was obtained here. The disk is 25 mm. across. The axillarics are not so mucii dia- 

 mond-shaped as triangular with a posterior projection in the middle of the base forming 

 the proxmial angle, which is a good deal blunter than in that from sta. 17, its hmbs 

 beuig more horizontal so that a still larger proportion of the plate lies in front of the 



Table 10. — Details of some specimens of Heliometra glacialis glacialis 



