Phylum Chordata Haeckel, 1874

Late Carboniferous Fossils from the Glenshaw Formation in Armstrong County, Pennsylvania

Preface | The Photographic Process
Localities: Locality SL 6445 Brush Creek limestone | Locality SL 6533 Pine Creek limestone

Trilobita | Crinoidea

Bivalvia: Allopinna | Parallelodon | Septimyalina

Cephalopoda: Metacoceras | Poterioceras | Pseudorthoceras | Solenochilus

Gastropoda: Amphiscapha | Bellerophon | Cymatospira | Euphemites | Glabrocingulum | Meekospira | Orthonychia | Patellilabia | Pharkidonotus | Retispira | Shansiella | Strobeus | Trepospira | Worthenia

Brachiopoda: Cancrinella | Composita | Isogramma | Linoproductus | Neospirifer | Parajuresania | Pulchratia

Chordata: Petalodus | Glikmanius