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New Fossil Polychaete From Essex, Illinois|Ralph Gordon Johnson
New Fossil Polychaete From Essex, Illinois : Fieldiana, Geology, Vol.33, No.25
(Paperback)
by Ralph Gordon Johnson, Ida Thompson
Online: In Stock
$13.95
9781377024813
February 2018
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois|Eugene Stanley Richardson
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois : The Essex Fauna and Medusae: Fieldiana, Geology, Vol.12, No.7
(Paperback)
by Eugene Stanley Richardson, Ralph Gordon Johnson
Online: In Stock
$13.95
9781021494986
July 2023
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois|Eugene Stanley Richardson
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois : The Morphology and Affinities of Tullimonstrum: Fieldiana, Geology, Vol.12, No.8
(Hardcover)
by Eugene Stanley Richardson, Ralph Gordon Johnson
Online: In Stock
$26.95
9781016283502
October 2022
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois|Eugene Stanley Richardson
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois : The Morphology and Affinities of Tullimonstrum: Fieldiana, Geology, Vol.12, No.8
(Paperback)
by Eugene Stanley Richardson, Ralph Gordon Johnson
Online: In Stock
$13.95
9781016288958
October 2022
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois|Eugene Stanley Richardson
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois : The Essex Fauna and Medusae: Fieldiana, Geology, Vol.12, No.7
(Hardcover)
by Eugene Stanley Richardson, Ralph Gordon Johnson
Online: In Stock
$26.95
9781019942468
July 2023