D. C. Evans et al. 2009

Full reference
D. C. Evans, H. C. Maddin, and R. R. Reisz. 2009. A Re-Evaluation of Sphenacodontid Synapsid Material from the Lower Permian Fissure Fills near Richards Spur, Oklahoma. Palaeontology 52(1):219-227 [J. Mueller/T. Liebrecht]
Metadata
ID number:  32328
Created:  2010-03-19 17:43:04
Modified:  2010-03-19 19:43:04
Publication type:  journal article
Taxonomy:  stated without evidence
Language:  English
DOI:  10.1111/j.1475-4983.2008.00837.x
Taxonomic opinions (5) - view classification
'Eupelycosauria was reranked as a unranked clade and belongs to Synapsida' according to D. C. Evans et al. 2009
'Sphenacodontidae belongs to Eupelycosauria' according to D. C. Evans et al. 2009
'Thrausmosaurus serratidens is a nomen dubium' according to D. C. Evans et al. 2009
'Thrausmosaurus is an invalid subgroup of Varanopidae' according to D. C. Evans et al. 2009
'Varanopsidae is corrected as Varanopidae and belongs to Eupelycosauria' according to D. C. Evans et al. 2009
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