Abbreviated record for specimen 14553

	Basic Information Determination: Spiropteris sp. Schimper Previously: none  Type Status:   Figured In: Janssen, 1939, p. 104, fig. 85  Locality: Will County, Illinois Geologic Unit: Francis Creek Shale   Additional Information Annotations: View existing comments Add a new comment Images: medium (150 dpi, 42.9KB) large (600 dpi, image not available) Catalog Data: show full record