New material supports a description and taxonomic revision of Holoptychius ? radiatus (Sarcopterygii, Tristichopteridae) from the Upper Devonian Catskill Formation in Pennsylvania, USA

Daeschler, EB; Downs, JP; Matzko, C

Daeschler, EB (corresponding author), Drexel Univ, Acad Nat Sci, Dept Vertebrate Biol, 1900 Benjamin Franklin Pkwy, Philadelphia, PA 19103 USA.

PROCEEDINGS OF THE ACADEMY OF NATURAL SCIENCES OF PHILADELPHIA, 2020; 167 (1): 11

Abstract

New material from the Upper Devonian (Famennian) Catskill Formation of Pennsylvania, USA, reveals anatomical details previously lacking from the enigm......

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