Three Phases of Modern PaleontologyUintacrinus: Its Structure and Relations. Frank SpringerOriskany Fauna of Becraft Mountain. John M. ClarkeStratigraphical Succession of the Fossil Floras of the Pottsville Formation in the Southern Anthracite Coal Field. David White
1900 ◽
Keyword(s):
Keyword(s):
Keyword(s):
1880 ◽
Vol 10
(241supp)
◽
pp. 3840-3841
1988 ◽
Vol 15
(1)
◽
pp. 23-51
◽
Keyword(s):