Florissant, uppermost layers (MCZ Collection) (Eocene of the United States)

Where: Teller County, Colorado (38.9° N, 105.3° W: paleocoordinates 40.4° N, 97.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Florissant Formation, Chadronian (37.2 - 33.9 Ma)

• most insects come from lower layers but Scudder makes special mention that this insect comes from uppermost layers

Environment/lithology: lacustrine - large; lithified, diatomaceous, tuffaceous shale

• "shales"

Size class: mesofossils

Preservation: adpression

Reposited in the MCZ

Primary reference: S. H. Scudder. 1890. The Tertiary Insects of North America. Report of the United States Geological Survey of the Territories XIII:1-734 [C. Labandeira/C. Labandeira/L. Edwards]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122163: authorized by Matthew Clapham, entered by Jered Karr on 17.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Aphididae
"Aphidopsis emaciata n. sp." = Siphonophoroides simplex
"Aphidopsis emaciata n. sp." = Siphonophoroides simplex Buckton 1883 aphid
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