Abbreviated record for specimen 15728 Basic Information Determination: Myriotheca scaberrima Lesquereux Previously: none Type Status: Figured In: Pfefferkorn et al, 1971, p. 12, pl. 5, fig. 1-2 Locality: Will County, Illinois Geologic Unit: Francis Creek Shale Additional Information Images: medium (150 dpi, 53.9KB)large (600 dpi, image not available) Catalog Data: show full record