Where: Guernsey County, Ohio (40.0° N, 81.7° W: paleocoordinates 6.9° S, 18.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Streptognathodus gracilis conodont zone, Cambridge Member (Glenshaw Formation), Missourian (306.0 - 303.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; lithified shale and lithified limestone
Size class: macrofossils
Primary reference: R. D. Hoare and M. T. Sturgeon. 1980. The Pennsylvanian pseudozygopleurid gastropod genus Gamizyga n. gen. from Ohio and West Virginia. Journal of Paleontology 54(1):159-187 [P. Wagner/P. Wagner/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 183204: authorized by Pete Wagner, entered by Pete Wagner on 07.12.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
| Gastropoda | |
"? Gamizyga (Gamizyga) attenuata" = Hemizyga attenuata, "Pseudozygopleura (Pseudozygopleura) cf. pluricostata" = Pseudozygopleura pluricostata, Pseudozygopleura (Pseudozygopleura) pinquicula, "Pseudozygopleura (Pseudozygopleura) irrugata" = Pseudozygopleura irrugata, "Pseudozygopleura (Pseudozygopleura) cirritus" = Pseudozygopleura cirritus, "Gamizyga (Plocezyga) ornatissima" = Plocezyga ornatissima, "? Gamizyga (Plocezyga) costata" = Plocezyga costata
"? Gamizyga (Gamizyga) attenuata" = Hemizyga attenuata Hoare and Sturgeon 1980 snail
"Pseudozygopleura (Pseudozygopleura) cf. pluricostata" = Pseudozygopleura pluricostata Knight 1930 snail
Pseudozygopleura (Pseudozygopleura) pinquicula Hoare and Sturgeon 1985 snail
"Pseudozygopleura (Pseudozygopleura) irrugata" = Pseudozygopleura irrugata Hoare and Sturgeon 1985 snail
"Pseudozygopleura (Pseudozygopleura) cirritus" = Pseudozygopleura cirritus Hoare and Sturgeon 1985 snail
"Gamizyga (Plocezyga) ornatissima" = Plocezyga ornatissima Hoare and Sturgeon 1980 snail
"? Gamizyga (Plocezyga) costata" = Plocezyga costata Mark 1912 snail | |