EARLY MISSISSIPPIAN POLYPLACOPHORA (MOLLUSCA) FROM IOWA

A diverse fauna of numerous, well-preserved polyplacophorans are present in the Mississippian (Osagean) Gilmore City Formation, Humboldt Member at Humboldt, Iowa. Specimens were collected from oolitic and skeletal packstones. New taxa include Gryphochiton demissus new species, Euleptochiton elliptic...

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Bibliographic Details
Published inJournal of paleontology Vol. 75; no. 1; pp. 66 - 74
Main Author HOARE, RICHARD D
Format Journal Article
LanguageEnglish
Published Boulder Paleontological Society 01.01.2001
Cambridge University Press
Subjects
Angulochiton humboldtensis
biometry
Carboniferous
Etymology
Euleptochiton ellipticus
Fossils
Geological surveys
Geology
Gilmore City Limestone
Gryphochiton
Gryphochiton demissus
Holotypes
Humboldt County Iowa
Humboldt Iowa
Invertebrata
invertebrate
Iowa
Limestones
Lower Mississippian
Mississippian
Mollusca
Mollusks
morphology
New genus
New species
new taxa
Osagian
Paleontology
Paleozoic
Paratypes
Platychiton gerki
Polyplacophora
Sinuses
Surface areas
Systenochiton triangulus
taxonomy
United States
Iowa
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Summary:A diverse fauna of numerous, well-preserved polyplacophorans are present in the Mississippian (Osagean) Gilmore City Formation, Humboldt Member at Humboldt, Iowa. Specimens were collected from oolitic and skeletal packstones. New taxa include Gryphochiton demissus new species, Euleptochiton ellipticus new species Platychiton gerki new genus and species, Angulochiton humboldtensis new genus and species, and Systenochiton triangulus new genus and species.
ISSN:0022-3360
1937-2337
DOI:10.1666/0022-3360(2001)075<0066:EMPMFI>2.0.CO;2