David P. Ford i Roger B. J. Benson. A redescription of Orovenator mayorum (Sauropsida, Diapsida) using high‐resolution μCT, and the consequences for early amniote phylogeny. „Papers in Palaeontology”. 5 (2), s. 197–239, 2019. DOI: 10.1002/spp2.1236. (ang.).
David P. Ford i Roger B. J. Benson. The phylogeny of early amniotes and the affinities of Parareptilia and Varanopidae. „Nature Ecology & Evolution”. 4 (1), s. 57–65, 2020. DOI: 10.1038/s41559-019-1047-3. (ang.).
Robert R. Reisz, Michel Laurin i David Marjanović. Apsisaurus witteri from the Lower Permian of Texas: yet another small varanopid synapsid, not a diapsid. „Journal of Vertebrate Paleontology”. 30 (5), s. 1628–1631, 2010. DOI: 10.1080/02724634.2010.501441. (ang.).
Robert R. Reisz i David W. Dilkes. Archaeovenator hamiltonensis, a new varanopid (Synapsida: Eupelycosauria) from the Upper Carboniferous of Kansas. „Canadian Journal of Earth Sciences”. 40 (4), s. 667–678, 2003. DOI: 10.1139/e02-063. (ang.).
Frederik Spindler, Ralf Werneburg, Joerg W. Schneider, Ludwig Luthardt, Volker Annacker i Ronny Rößler. First arboreal 'pelycosaurs' (Synapsida: Varanopidae) from the early Permian Chemnitz Fossil Lagerstätte, SE Germany, with a review of varanopid phylogeny. „PalZ”. 92 (2), s. 315–364, 2018. DOI: 10.1007/s12542-018-0405-9. (ang.).
Jason S. Anderson i Robert R. Reisz. Pyozia mesenensis, a new, small varanopid (Synapsida, Eupelycosauria) from Russia: “pelycosaur” diversity in the Middle Permian. „Journal of Vertebrate Paleontology”. 24 (1), s. 173–179, 2004. DOI: 10.1671/1940-13. (ang.).
David S. Berman, Amy C. Henrici, Stuart S. Sumida, Thomas Martens i Valerie Pelletier: First European record of a varanodontine (Synapsida: Varanopidae): member of a unique Early Permian upland paleoecosystem, Tambach Basin, central Germany. W: Christian F. Kammerer, Kenneth D. Angielczyk i Jörg Fröbisch: Early evolutionary history of the Synapsida. 2014, s. 69–86. DOI: 10.1007/978-94-007-6841-3_5. ISBN 978-94-007-6840-6.
Roger B. J. Benson. Interrelationships of basal synapsids: cranial and postcranial morphological partitions suggest different topologies. „Journal of Systematic Palaeontology”. 10 (4), s. 601–624, 2012. DOI: 10.1080/14772019.2011.631042. (ang.).
Neil Brocklehurst, Robert R. Reisz, Vincent Fernandez i Jörg Fröbisch. A Re-Description of ‘Mycterosaurus’ smithae, an Early Permian Eothyridid, and Its Impact on the Phylogeny of Pelycosaurian-Grade Synapsids. „PLoS ONE”. 11 (6): e0156810, 2016. DOI: 10.1371/journal.pone.0156810. (ang.).
jstor.org
Robert R. Reisz i Sean P. Modesto. Heleosaurus scholtzi from the Permian of South Africa: a varanopid synapsid, not a diapsid reptile. „Journal of Vertebrate Paleontology”. 27 (3), s. 734–739, 2007. JSTOR: 30126377. (ang.).
