Carroll, Robert L.; Lindsay, William (1 November 1985). "Cranial anatomy of the primitive reptile Procolophon". Canadian Journal of Earth Sciences. 22 (11): 1571–1587. Bibcode:1985CaJES..22.1571C. doi:10.1139/e85-166.
Cisneros, Juan Carlos (June 2008). "New basal procolophonid reptile from the Katberg formation (Lower Triassic) of the South African Karoo". Palaeoworld. 17 (2): 126–134. doi:10.1016/j.palwor.2008.06.003.
deBraga, Michael (1 April 2003). "The postcranial skeleton, phylogenetic position, and probable lifestyle of the Early Triassic reptile Procolophon trigoniceps". Canadian Journal of Earth Sciences. 40 (4): 527–556. Bibcode:2003CaJES..40..527D. doi:10.1139/e02-082.
Dias-da-Silva, Sérgio; Modesto, Sean Patrick; Schultz, Cesar Leandro (1 November 2006). "New material of Procolophon (Parareptilia: Procolophonoidea) from the Lower Triassic of Brazil, with remarks on the ages of the Sanga do Cabral and Buena Vista formations of South America". Canadian Journal of Earth Sciences. 43 (11): 1685–1693. Bibcode:2006CaJES..43.1685D. doi:10.1139/e06-043.
Cisneros, Juan Carlos; Schultz, Cesar Leandro (15 November 2002). "Procolophon brasiliensis n. sp., a new procolophonid reptile from the Lower Triassic of southern Brazil". Neues Jahrbuch für Geologie und Paläontologie - Monatshefte. 2002 (11): 641–648. doi:10.1127/njgpm/2002/2002/641.
Schoch, Rainer R. (1 February 2011). "A procolophonid-like tetrapod from the German Middle Triassic". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 259 (2): 251–255. doi:10.1127/0077-7749/2011/0124.
Säilä, Laura K. (12 December 2008). "The osteology and affinities of Anomoiodon liliensterni, a procolophonid reptile from the Lower Triassic Bundsandstein of Germany". Journal of Vertebrate Paleontology. 28 (4): 1199–1205. Bibcode:2008JVPal..28.1199S. doi:10.1671/0272-4634-28.4.1199. S2CID14428420.
Sues, Hans-Dieter; Olsen, Paul E.; Scott, Diane M.; Spencer, Patrick S. (27 June 2000). "Cranial osteology of Hypsognathus fenneri, a latest Triassic procolophonid reptile from the Newark Supergroup of eastern North America". Journal of Vertebrate Paleontology. 20 (2): 275–284. doi:10.1671/0272-4634(2000)020[0275:COOHFA]2.0.CO;2. S2CID17669446.
harvard.edu
ui.adsabs.harvard.edu
Carroll, Robert L.; Lindsay, William (1 November 1985). "Cranial anatomy of the primitive reptile Procolophon". Canadian Journal of Earth Sciences. 22 (11): 1571–1587. Bibcode:1985CaJES..22.1571C. doi:10.1139/e85-166.
deBraga, Michael (1 April 2003). "The postcranial skeleton, phylogenetic position, and probable lifestyle of the Early Triassic reptile Procolophon trigoniceps". Canadian Journal of Earth Sciences. 40 (4): 527–556. Bibcode:2003CaJES..40..527D. doi:10.1139/e02-082.
Dias-da-Silva, Sérgio; Modesto, Sean Patrick; Schultz, Cesar Leandro (1 November 2006). "New material of Procolophon (Parareptilia: Procolophonoidea) from the Lower Triassic of Brazil, with remarks on the ages of the Sanga do Cabral and Buena Vista formations of South America". Canadian Journal of Earth Sciences. 43 (11): 1685–1693. Bibcode:2006CaJES..43.1685D. doi:10.1139/e06-043.
Säilä, Laura K. (12 December 2008). "The osteology and affinities of Anomoiodon liliensterni, a procolophonid reptile from the Lower Triassic Bundsandstein of Germany". Journal of Vertebrate Paleontology. 28 (4): 1199–1205. Bibcode:2008JVPal..28.1199S. doi:10.1671/0272-4634-28.4.1199. S2CID14428420.
inist.fr
pascal-francis.inist.fr
GOW, CE (1977). "Tooth function and succession in the Triassic reptile Procolophon trigoniceps". Palaeontology. 20 (3): 695–704. INISTPASCALGEODEBRGM7820073449.
Säilä, Laura K. (12 December 2008). "The osteology and affinities of Anomoiodon liliensterni, a procolophonid reptile from the Lower Triassic Bundsandstein of Germany". Journal of Vertebrate Paleontology. 28 (4): 1199–1205. Bibcode:2008JVPal..28.1199S. doi:10.1671/0272-4634-28.4.1199. S2CID14428420.
Sues, Hans-Dieter; Olsen, Paul E.; Scott, Diane M.; Spencer, Patrick S. (27 June 2000). "Cranial osteology of Hypsognathus fenneri, a latest Triassic procolophonid reptile from the Newark Supergroup of eastern North America". Journal of Vertebrate Paleontology. 20 (2): 275–284. doi:10.1671/0272-4634(2000)020[0275:COOHFA]2.0.CO;2. S2CID17669446.