Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonInbunden334 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonHäftad168 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois. Trilobitomorpha ArthropleuridaEugene Stanley Richardson, Chicago Natural History MuseumInbunden324 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois. Trilobitomorpha ArthropleuridaEugene Stanley Richardson, Chicago Natural History MuseumHäftad163 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonInbunden336 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonHäftad167 kr
New Agnathous Fishes From the Pennsylvanian of IllinoisEugene Stanley Richardson, David BardackHäftad247 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois. InsectsEugene Stanley RichardsonInbunden334 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois. Trilobitomorpha ArthropleuridaEugene Stanley Richardson, Chicago Natural History MuseumInbunden324 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonInbunden334 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonHäftad167 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonHäftad168 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, IllinoisEugene Stanley Richardson, Ralph Gordon JohnsonInbunden336 kr
Pennsylvanian Invertebrates of the Mazon Creek Area, Illinois. Trilobitomorpha ArthropleuridaEugene Stanley Richardson, Chicago Natural History MuseumHäftad163 kr
New Agnathous Fishes From the Pennsylvanian of IllinoisEugene Stanley Richardson, David BardackHäftad247 kr