Other Northern Illinois Localities

In addition to the counties listed above, a number of others have produced plant fossils. For example, there are records of plant fossils found southeast of Franklin in Morgan County, at Neelys in Peoria County, and at a number of places in the southern and western parts of Rock Island County. Local exploration is certain to turn up numerous other collecting places at present unknown.

Plate 5

Codonotheca ⅗× Calamostachys Pachytesta ⅗× Codonospermum ⅗× Cordaicorpus ⅗× Samaropsis ½× Whittleseya Trigonocorpus ¼× Holcospermum ⅗× Neuropterocarpus ⅗× Lepidostrobus ⅗× Carpolithes ⅗×