Project 4765: O. R. Regalado Fernandez, F. Sour-Tovar. 2023. The agnostid trilobite assemblage from San José de Gracia, Sonora, México, and the implications of phylogenetics in stratigraphic calibration. Historical Biology. 35 (3):436-456.

Specimen reference source
Unvouchered

Taxonomic name
† Archaeagnostus primigeneus mI

Specimen created by
Shreya Jariwala

Specimen created on
July 21 2023 at 17:55:27

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