Caryocrinidae. 1, teginen 

 of Jfemicosmites, x $ ; the 

 plates covering the mouth 

 are removed. (From Brit. 

 MUH. E7591.) 2, tegmen of 

 Caryocrinns, x2. (Modified 

 from P. H. Carpenter.) 3, 

 analysis of Uemicosmites. 

 (Original.) 4, analysis of Ca- 

 ryocrintis (based on various 

 figures). 5, tegmen, and (>, 

 analysis, of Juglnndocrinus 

 (based on von Koenen's 

 ligurns). 7, analysis of He- 

 tcrocystis (based on Hall's 

 figures). 



The three primitive rays 

 are distinguished as ant., r., 

 and I. The four circlets are 

 marked Hi, 1), R, & T (teg- 

 minals). Among the teg- 

 ininals, that marked M is 

 connected with the hydro- 

 pore. Plates intercalated 

 in R circlet are marked iR ; 

 Dr', facets for brachioles. 



iB 



a.it 





