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
Size class: macrofossils
Preservation: mold/impression
Collected by Thomas V. Testa; reposited in the FMNH
Primary reference: J. Prokop, M. Pecharová, 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
Insecta | |
Mazonopsocus testai n. gen. n. sp.
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