Thomson, JW 1989: Additions and a revised key to Catapyrenium in North America. - The Bryologist92(2): 190-193. [RLL List # 138 / Rec.# 18499] Keywords: CATAPYRENIUM/ DERMATOCARPON/ KEY/ NORTH AMERICA/ NEW TAXA
Abstract: 4 figures. [Range extensions and new additions to Catapyrenium in North America are presented with a revised key. New: Catapyrenium globosum sp. nov. and C. radiatum sp. nov.]