REPORT OF THE DIRECTOR I914 7 



Model of down-draught brick kiln 



Made by R. W. Jones 

 Model of oil derrick, shaft buildings and drill 



The overground work by Donald Hansett and Raymond Sisson, 

 boys of the vocational class in the Wellsville High School; under- 

 ground work by N. T. Clarke 

 Relief model of Mormon Hill and the surrounding country, in 

 the vicinity of Palmyra ; an illustration of glacial drumlins 



Model showing by a series of well sections, the varying depth 

 of the salt-bearing strata in central and western New York 

 Made by R. W. Jones 

 Restoration of Archaeosigillaria, one of the earliest known trees 



By Henri Marchand 

 Life-size restoration of the Giant Beaver (Cast oroides 

 o h i o e n s i s) 



By Henri Marchand 

 One-eighth natural size reproduction of the glacial pothole in 

 which the Cohoes mastodon was found 

 By Henri Marchand 

 The puma 



Modeled and cast by Henri Marchand 

 Life-size restoration of the Devonic fish, Bothriolepis 



By Henri Marchand 

 Additional restorations of Devonic fishes by Jaekel, Hussakof 

 and others 



Eusarcus habitat group ; submarine view of these extinct scorpions 



By Henri Marchand 

 Panel restorations in life dimensions of the extinct scorpions 

 Pterygotus, Eusarcus and Stylonurus 

 By Henri Marchand 

 Restorations of the development of the extinct scorpions Hugh- 

 milleria, Pterygotus, Stylonurus and Eurypterus 

 By R. Ruedemann 

 Development series of the extinct cephalopod Manticoceras 



By R. Ruedemann 

 Restorations of the cephalopods Gyroceras, Trochoceras, Pilo- 

 ceras, Manticoceras, Endoceras 

 By R. Ruedemann 

 Life-size restoration of Ortlioceras 



By N. T. Clarke 

 Full-size restorations of the largest of the known trilobites, repre- 

 senting the genera Terataspis, Homalonotus, Dalmanites 

 By Henri Marchand 

 Restoration of the phyllocarid crustacean Mesothyra 

 By Henri Marchand 



