13. Dendrerpeton oweni Dawson. Skull, mandible, and bones of anterior limbs, posterior limb, pelvic, and bony scales 100 14. (1 and 2) Amphibamus grandiceps Cope, from the Mazon Creek shales 106 (3) Sauropleura (Colosteus) scutellata Newberry, from the Linton Coal Measures, the first known of the Ohio Coal Measures Amphibia; at first ascribed by Newberry to the fishes, but later correctly identified by Cope 106 (4) Type of Diceratosaurus (Ceraterpeton) punctolineatus Cope, from the Linton Coal Measures 106 15. (1) Dorsum of skull of Diceratosaurus punctolineatus (Cope), from the Coal Measures of Linton, Ohio 114 (2) Ventral surface of skull of Diceratosaurus punctolineatus (Cope), from the Coal Measures of Linton 114 (3) Pectoral girdle of Diceratosaurus punctolineatus (Cope), from the Coal Measures of Linton 114 (4) Cervical or anterior dorsal vertebra of Diceratosaurus punctolineatus (Cope), from the Linton Coal Measures 114 16. (1) Type specimen of Diceratosaurus punctolineatus Cope 116 (2) Skull of Sauropleura longidentata Moodie, from the Coal Measures of Linton, Ohio 116 (3) Mandible of Sauropleura longidentata Moodie, from the Coal Measures of Linton, Ohio 116 (4) Type specimen of Sauropleura enchodus Cope, from the Coal Measures of Linton, Ohio 116 (5) Additional specimen of Diceratosaurus punctolineatus Cope, from the Coal Measures of Linton, Ohio 116 17. Type of Saurerpeton latithorax Cope 126 18. (1) Type of Erpetosaurus sculptilis Moodie, from the Cannelton Shales of Pennsylvania 132 (2) Skeletal elements of Eryops sp. indet., from the Pittsburgh Red Shale at Pitcairn 132 (3) Amphibian footprints, Dromopus aduncus Branson, from the Mississippian shales of Giles County, Virginia 132 (4) Type of Thinopus antiquus Marsh, amphibian footprint from the Devonian of Pennsylvania 132 19. Type of Ctenerpeton alveolatum Cope, from the Coal Measures of Ohio 134