https://repository.si.edu/items/0b47ade4-4248-4e5e-90e9-4fb38d9505f6
The iLycopsid sigillaria brardii/i Brongniart From The Late Pennsylvanian Tinajas Member,...
Excellent specimens of Sigillaria brardii were found in place on the surface of shale in Upper Pennsylvanian (Missourian) strata of Socorro County, New Mexico....