Upper Westphalian and Stephanian species of Alethopteris from Europe, Asia Minor and North America.
Publisher: Ernest van Aelst
Published: 1968
Place of publication: Maastricht
Language: eng
Subjects: Alethopteris.; Paleobotany -- Carboniferous.
Notes: Bibliography: p. 177-184.
Akademisch proefschrift--Amsterdam.
Summary in Dutch.
Table of contents: title: v. 1. Text.; title: v. 2. Plates.