MONOGRAPH OF THE EXISTING CRINOIDS. 



405 



FIGS. 831-848. SIDE AND COVERING PLATES OF VAIUODS COMATULIDS (DRAWINGS BT AUTHOR). 831. PACHY- 

 LOMETHA DISTINCTA. 832. VENTRAL VIEW OF PORTION OF PINNOLE OF SAME, SHOWING SIDE AND COVERING 

 PLATES, THE LATTER CLOSED DOWN OVER AMBULACRAL GROOVE. 833. SAME, SIDE PLATE VIEWED FliOM 

 INTERIOE._ 834. SAME. 835. NEOMETRA ALECTO. 836. SAME, SIDE PLATE VIEWED FROM INTERIOR. 

 837. SAME, OUTLINE OF COVERING PLATE. 838. NEOMETRA CONAMINIS. 839. NEOMETRA GORGONIA, SIDE 

 AND COVERING PLATE. 840. SAME, SIDE PLATE VIEWED FROM INTERIOR. 841. SAME, OUTLINE OF COVERING 

 PLATE. 842. SAME, TWO SIDE PLATES IN DORSAL (END) VIEW, <VITH A SACCI'LUS BETWEEN THEM. 843. 

 COSMIOMETRA CRASSICIRRA. 844. SAME. 845. SAME, ISOLATED SUPPLEMENTARY SIDE PLATES. 846. SAME, 

 OUTLINE OF COVERING PLATE. 847. SAME, SIDE PLATE VIEWED FROM INTERIOR. 848. SAME. ALL X 100. 



