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Berman, David S.; Henrici, Amy C.; Sumida, Stuart S.; Martens, Thomas (2000). "Redescription of Seymouria sanjuanensis (Seymouriamorpha) from the Lower Permian of Germany based on complete, mature specimens with a discussion of paleoecology of the Bromacker locality assemblage". Journal of Vertebrate Paleontology. 20 (2): 253–268. doi:10.1671/0272-4634(2000)020[0253:ROSSSF]2.0.CO;2. JSTOR4524091. S2CID130445307.