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 DiCHOCRINUS ANGUSTUS AVliite 708 



Fig. 11. Posterior view of a specimen with arms. (Coll. W. and Sp.) 



DiCHOCBiNus suPEUSTEs W. aud Sp 766 



12. Side view of the type specimen. (Same collection.) 



C.\Mi'T0CKiNus ciKKiFEK W. and Sp. 780 



13«. The type specimen, showing the curved cirrus-bearing stem; from the 



Kaskaskia group of Kentucky. (Coll. W. and Sp.) 

 136. Another specimen from the Kaskaskia group. (Same collection.) 

 loc. A specimen from the St. Louis group of Huntsville, Ala. (Same collection.) 



