Tag Archives: Matten

[060-13] Hexapterospermum delevoryii from the Middle Pennsylvanian of Southern Illinois

Matten, Lawrence C. and Hopkins, William E. Hexapterospermum delevoryii from the Middle Pennsylvanian of Southern Illinois 060-13-print

Posted in 1967, Transactions | Tagged , , | Leave a comment

[062-53] A Reconstruction of the Frond of Kalymma

Sebby, Wade S. and Lawrence C. Matten A Reconstruction of the Frond of Kalymma 062-53-print

Posted in 1969, Transactions | Tagged , , | Leave a comment