- Haplostigma
Taxobox
fossil_range = MiddleDevonian
image_caption =
regnum =Plant ae
divisio =Lycopodiophyta
genus = "Haplostigma""Haplostigma" is a genus of arborescent
lycopod , found only in the early part of the MiddleDevonian .cite journal
author = Woolfe, K.J.
year = 1993
title = Devonian depositional environments in the Darwin Mountains: Marine or non-marine?
journal = Antarctic Science
volume = 5
issue = 02
pages = 211-220
doi = 10.1017/S0954102093000276]References
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