61 



INDEX 



To Bulletins 3 to 12, Inclusive, of The Illinois State 

 Mi seum of Natural Histoey. 



Actinocrinidae X. 73 



Actinocrinus albersi VII, 46 



arrosus Ill, 15 



augustatus Ill, 11 



" bisckoffi X. 8 



botruosus VI, 22 



* " erraticus Ill, 14 



foveatus VII, 49 



gibsoni ....Ill, 10 



jessieaa „ VIII, 32 



monticuliferus V, 46 



pettisensis X, 6 



plagosus Ill, 16 



pollubrum IX, 26 



sampsoni X, 5 



senectus XII, 36 



sobrinus X, 10 



" spectabilis X, 9 



subpulckellus X, 13 



" subscitulus ...X, 12 



yEsiocrinus angulatus Ill, 59 



yEsiocystites n. gen V, 13 



yEsiocystites priscus V, 14 



Agaricocrinus, remarks on the geuus XII, 9 



Agaricocrinus adamsensis ..' IX, 24 



*' arcula VI, 30 



hodgsoni VIII, 23 



illinoisensis VIII, 25 



" iowensis XII, 5 



keokukensis XII, 7 



" profundus VI, 26 



tugurium VI, 28 



Agassizocrinus ovalis IX, 36 



Agelacrinus legrandensis V, 15 



pulaskiensis V, 16 



Alloprosallocrinus celsus V, 47 



Amphoracrinus blairi VIII, 26 



jessieae X, 21 



sampsoni IX, 27 



sedaliensis VII, 54 



