CRINOIDEA FLEXIBILIA 87 



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Figs. 9-1 1. Amphicrinus scoticus n. sp 338 



Fig. 90. A mature specimen, vertically crushed. Posterior view, showing rays to about IIIBra, and 

 the single anal series. British Museum, No. E7422. Roscobie, England. 



gb. Basal view of same; IBB entirely resorbed, and axial opening cutting the faces of BB 



in radial position. Shows the single anal and double interbrachial series, with large 

 column facet covering BB and part of RR. Space for first anal plate vacant. 



gc. Distal view of same, showing character of the arms. 



10. Another mature specimen from same locality, with only part of crown preserved; IBB 

 only partly resorbed. Drawn with left anterior interradius at top. British Museum, 

 No. E 640. 



Iia. A nearly complete crown, showing the closely abutting arms; from right anterior inter- 

 radius. Collection Robert Dunlap. Lesmahagow, Scotland. 



11&. Base of same, showing RR partly covered by column; anal plate broken out. 

 Hurlet limestone; top of Lower Carboniferous. Scotland. 



