Huffman Quarry ¾ miles southeast of the Insane Asylum, southeastern Dayton (Silurian of the United States)

Where: Montgomery County, Ohio (39.7° N, 84.1° W: paleocoordinates 24.4° S, 54.3° W)

• outcrop-level geographic resolution

When: Distomodus staurognathoides conodont zone, Brassfield Formation, Alexandrian (443.4 - 436.0 Ma)

• Orthoceras block

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

• Orthoceras limestone

Size class: macrofossils

Primary reference: A. F. Foerste. 1893. Fossils of the Clinton group in Ohio and Indiana. Report of the Geological Survey of Ohio 7(5):516-597 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155567: authorized by Pete Wagner, entered by Pete Wagner on 18.04.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Paragastropoda
 Mimospirida - Onychochilidae
"Paleopupa abrupta n. sp." = Onychochilus abruptum
"Paleopupa abrupta n. sp." = Onychochilus abruptum Foerste 1893
Gastropoda
 Euomphalina - Euomphalidae
"cf. Straparollus (Oriostoma) incarinata" = Poleumita incarinatus
"cf. Straparollus (Oriostoma) incarinata" = Poleumita incarinatus Foerste 1893 snail
 Bellerophontida - Bellerophontidae
"Bellerophon fiscellostriatus" = Sphenosphaera fiscellostriata
"Bellerophon fiscellostriatus" = Sphenosphaera fiscellostriata Foerste 1887 snail
Bellerophon fiscello-striatus
 Murchisoniina - Gosseletinidae
"Pleurotomaria filitexta n. sp." = Umbotropis filitexta
"Pleurotomaria filitexta n. sp." = Umbotropis filitexta Foerste 1893 snail
 Murchisoniina - Subulitidae
"Subulites directus" = Cyrtospira directus
"Subulites directus" = Cyrtospira directus Foerste 1893 snail