... ; Anderson et al., 2008a ; Maddin et al., 2012 ; Pardo et al., 2017 ; Schoch, 2019 ). This became increasingly clear after the discovery of pedicellate teeth in Doleserpeton annectens Bolt, 1969 and Amphibamus grandiceps Cope, 1865 (Bolt, 1969 , 1979 ), the identification of cylindrical centra...

...Figure 5. Morphology of amphibamiforms. ( 1 ) Micromelerpeton credneri , skull roof (Schoch and Milner, 2014 ; skull length 40 mm); ( 2 ) Apateon caducus , skull roof of neotenic adult (Fröbisch and Schoch, 2009 ; skull length 29 mm); ( 3 ) Amphibamus grandiceps , skull roof (personal...

... of the clade have been further examined (e.g., Schoch and Milner, 2008 ; Fröbisch and Schoch, 2009a ), leading to revised nomenclature (e.g., restriction of Amphibamidae to the least inclusive clade including Amphibamus grandiceps Cope, 1865 and Doleserpeton annectens ) and the growing consensus...

... from the Francis Creek Shale member comprise amphibians and amniotes. Additional specimens exist in both private and museum collections but remain inadequately studied. The amphibians include Temnospondyli: Isodectes ( Saurerpeton ) obtusum , Amphibamus grandiceps , ? Branchiosaurus sp. indet...

... — Acheloma dunni Polley and Reisz 2011 : Fig. 1A Polley and Reisz 2011 : Fig. 1B Amphibamus grandiceps Schoch and Milner 2014 : Fig. 30A Schoch and Milner 2014 : Fig. 30B Anconastes vesperus CM 41711 — Apateon caducus* Schoch 1992 : Fig. 14 Schoch 1992 : Fig. 14 Apateon...

... Journal of Paleontology 1985 59 253 81 Beaumont E. H. Cranial morphology of the Loxommatidae (Amphibia: Labyrinthodontia) Philosophical Transactions of the Royal Society of London, Series B 1977 280 29 101 Bolt J. R. Nitecki M. H. Amphibamus grandiceps as a juvenile...

... ( Witzmann 2006 ), and Watsonisuchus aliciae ( Warren and Schroeder 1995 ). Group 6: the dissorophoids Micromelerpeton credneri ( Boy 1995 ), Apateon caducus ( Schoch 1992 ), Melanerpeton humbergense ( Boy 1974 ; Schoch 2004 ), and Amphibamus grandiceps ( Milner 1982 ). Group 7: the zatracheid...

..., and the origin of the Lissamphibia . Journal of Paleontology , 51 : 235 – 249 . Bolt , J. R. 1979 . Amphibamus grandiceps as a juvenile dissorophid: evidence and implications . Pp. 529 – 563 in M. H. Nitecki , ed. Mazon Creek fossils . Academic Press , London . Bolt , J. R...

... : 235 - 249 . Bolt , J. R. 1979 . Amphibamus grandiceps as a juvenile dissorophid: evidence and implications . Pp. 529 – 563 in M. H. Nitecki , ed. Mazon Creek fossils . Academic Press , London . Bossy , K. V. H. 1976 . Morphology, paleoecology, and evolutionary...