 33cm filicopsid frond, Pennsylvanian Llewellyn Formation. Coal Valley, Schuylkill County, Pennsylvania, USA. |
 Fertile fern with Asterotheca type synangia, 10 cm, "Orzeskie Beds", Westphalian B/C, Upper Silesia Coal Basin, Poland. |
 Fertile fern with Asterotheca type synangia, 10 cm, "Orzeskie Beds", Westphalian B/C, Upper Silesia Coal Basin, Poland. |
 Fertile fern showing sori, Spain |
 Montceau les Mines Callipteridium |
 Large fern in part and counterpart, Mazon Creek, Illinois, USA |
 Fertile fern showing sori, Mazon Creek, Illinois, USA |
 Fertile fern showing sori, Mazon Creek, Illinois, USA |
 Large pecopterid, Montceau les Mines |
 Pecopteris jongsmanni, Spain |
 Sigillaria robusta?, field of view 5 cm. Westphalian B, Upper Carboniferous, Upper Silesia Coal Basin, Poland. |
 Sigillaria, Ibbenburen, Germany |
 Sigillaria cumulata or lorwayana, Gloriana, Netherlands |
 Lepidodendron, Poland |
 Lepidodendron, Poland |
 Lycopsid cone, Poland |
 Mazon Crossotheca 1.jpg |
 USA Kansas Rhabdocarpus.jpg |
 Pachy.jpg |
 Trigonocarpus, Somerset |
 Whittleseya pollen organ with small stem, Poland |
 Pollen organ, Poland |
 Neuropteris, Montceau les Mines |
 USA StClair fern multiple, Neuropteris , Alethopteris |
 Neuropteris dussartii, Germany |
 Cordaite seeds, Poland |
 Cordaitanthus, Germany |
 Cordaites lead, Montceau les Mines |
 Ginkgophytopsis leaf, 147 mm long, Poland. Perhaps a progymnosperm (Retallack 1980). |
 Montceau les Mines, France, Callipteridium gigas |
 Montceau les Mines, France, Sphenophyllum |
 Annularia radiata, Mazon Creek, Illinois, USA |
 Calamites cones, Poland |
 Calamites cone |
 Calamites stem with many cones, Poland |
 Mazon Creek Gilpichthys greeni, an agnathan fish, 65 mm long |
 Mazon Creek Mayomyzon pieckoensis a 45 mm complete lamprey. |
 Stigmaria permineralization showing cellular preservation, 35 mm detail, Yorkshire |
 Stigmaria permineralization showing cellular preservation, 35 mm diameter, Yorkshire |
 Sigillaria elegans |
 Sigillaria ovata? |
 Sigillaria tesselata? |