SIXTH REPORT OF THE DIRECTOR I9O9 45 



Family dinie^rocrinidae^ 



Thysanocrinus arborescens Talbot. Coeymans limestone 

 T. sp. nov. Hamilton shale 



Family melocrinid AJi 



Mariacrinus nobilissimus Hall. Coeymans limestone 

 M. pachydactylus Hall. Coeymans limestone 

 M. paucidactylus Hall. Coeymans limestone 

 Melocrinus breviradiatus Hall. Hamilton ( ?) 

 M. clarkei Williams. Genesee-Portage faunas 



Family dolatocrimidae 



Dolatocrinus glyptus (Hall). Hamilton shale 



D. lamellosus (Hall). Onondaga limestone 



D. liratus (Hall). Hamilton shale 



D. speciosus (Hall). Onondaga limestone 



D. sp. nov. Hamilton shale 



D. sp. nov. Hamilton shale 



Gen. nov. 



troosti (Hall). Hamilton shale 

 Gen. nov. 



sp. nov. Onondaga 



sp. nov. New Scotland 



Family BA1 ocriniidae> 



Coelocrinus cauliculus (Hall). Hamilton shale 



C. praecursus (Hall). Hamilton shale 



C. sp. nov. Hamilton shale 



C. sp. nov. Hamilton shale 



Gennaeocrinus carinatus Wood. Hamilton shale 



G. eucharis (Hall). Hamilton shale 



G. nyssa (Hall). Hamilton shale 



I'G. sp, nov. Hamilton shale 



Megistocrinus depressus Hall. Hamilton shale 



M. Ontario Hall. Hamilton shale 



Gen. nov. 



sp. nov. Hamilton shale 

 Gen. nov. 



sp. nov. Hamilton shale 



Postglacial mammalian remains 

 Mastodons. In my report for 1903, a summary was given of 

 the recorded discoveries of the mastodon in this State since the 

 first finding of such relics in 1705, and it was accompanied by a 

 map indicating their geographical distribution. The list there 

 given afforded evidence of about 60 distinct occurrences. 



In my report for 1906 the record was supplemented by 4 items, 

 and in 1907 by 2 more. In order to keep this record as complete 



