Mazon Creek (FMNH Testa collection) (Carboniferous of the United States)

Where: Illinois (41.3° N, 88.4° W: paleocoordinates 4.6° S, 23.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Francis Creek Shale Member (Carbondale Formation), Westphalian D (309.8 - 307.5 Ma)

Environment/lithology: deltaic; lithified, concretionary, ferruginous mudstone

• Illinois basin
• ironstone concretions

Size class: macrofossils

Preservation: mold/impression

Collected by Thomas V. Testa; reposited in the FMNH

Primary reference: J. Prokop, M. Pecharov√°, R. Garrouste, R. Beattie, I. C. Chintauan-Marquier and A. Nel. 2017. Redefining the extinct orders Miomoptera and Hypoperlida as stem acercarian insects. BMC Evolutionary Biology 17(205):1-20 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188251: authorized by Matthew Clapham, entered by Matthew Clapham on 26.08.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Miomoptera - Palaeomanteidae
Mazonopsocus testai n. gen. n. sp.
Mazonopsocus testai n. gen. n. sp. Prokop et al. 2017 winged insect
FM TVT1991a/b