Nomenclatural act
Plant Fossil Names Registry Number: PFN000063
Act LSID: urn:lsid:plantfossilnames.org:act:63
Sporangiostrobus langfordii sp. nov.
Chaloner, W. G. (1956): On Sporangiostrobus langfordi sp. nov., a New Fossil Lycopod Cone from Illinois. – The American Midland Naturalist 55(2): 437–442.