Where: Gansu, China (35.4° N, 106.7° E: paleocoordinates 36.2° N, 109.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Luohandong Formation, Valanginian to Valanginian (139.8 - 130.0 Ma)

• Published absolute dates from the Mengyin Formation and the numerous shared vertebrate and invertebrate taxa (now also including turtles) implies a Valanginian—early Hauterivian age for the Luohandong Formation (Li et al. 2019)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithified siliciclastic sediments

Size class: macrofossils

Preservation: adpression

Reposited in the NIGPAS

Primary reference: Q. B. Lin. 1995. On Penaphis Lin, 1980 of Cretaceous (Callaphididae, Homoptera) and its coevolutionary relationships. Acta Palaeontologica Sinica 34:194-204 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 156355: authorized by Matthew Clapham, entered by Matthew Clapham on 19.05.2014

Creative Commons license: CC BY (attribution)