References / paperMorphological variation and homoplasy: the challenge of Paleozoic coral systematics
Webb, G.E.
Year1996
Source rolesystematic-review
DOI / ID10.1017/S1089332600000085
Fitness and scope
taxonomy · morphology · methods
Systematic review of character variation and homoplasy in Paleozoic corals; historical assignments remain sensitive to preservation and coding.
Claim ledger
taxonomy · mediumA systematic review shows that morphological variation and homoplasy complicate Paleozoic coral, including rugose-coral, classification; Rugosa is therefore retained as a fossil systematic unit without claiming exact ancestry or endpoints.
claim:taxon:rugosa