Abbreviated record for specimen 14778 Basic Information Determination: Ptychocarpus unitus Brongniart Previously: none Type Status: Figured In: Janssen, 1939, p. 139-140, fig. 122Langford, 1958, p. 156, fig. 263 Locality: Will County, Illinois Geologic Unit: Francis Creek Shale Additional Information Images: medium (150 dpi, 74.3KB)large (600 dpi, image not available) Catalog Data: show full record