{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T19:01:34Z","timestamp":1791572494710,"version":"4.3.4"},"reference-count":16,"publisher":"American Association for the Advancement of Science (AAAS)","issue":"3907","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Science"],"published-print":{"date-parts":[[1969,11,14]]},"abstract":"<jats:p>\n                    A new genus and family of rhachitomous labyrinthodont amphibian, related to the Upper Paleozoic Dissorophidae and Trematopsidae, may be ancestral to some or all of the modern Amphibia.\n                    <jats:italic>Doleserpeton<\/jats:italic>\n                    occurs in Lower Permian fissure fill deposits in southwestern Oklahoma. It is unique among nonlissamphibian tetrapods in that it possesses pedicellate, bicuspid teeth together with nearly monospondylous vertebrae in which the main central element is a pleurocentrum.\n                    <jats:italic>Doleserpeton<\/jats:italic>\n                    may have been utilizing the food resources of the upland, terrestrial environment in a novel fashion for rhachitomes.\n                  <\/jats:p>","DOI":"10.1126\/science.166.3907.888","type":"journal-article","created":{"date-parts":[[2006,10,5]],"date-time":"2006-10-05T08:14:21Z","timestamp":1160036061000},"page":"888-891","source":"Crossref","is-referenced-by-count":168,"title":["Lissamphibian Origins: Possible Protolissamphibian from the Lower Permian of Oklahoma"],"prefix":"10.1126","volume":"166","author":[{"given":"John R.","family":"Bolt","sequence":"first","affiliation":[{"name":"Department of Anatomy, University of Illinois at the Medical Center and Department of Geology, University of Illinois at Chicago Circle, Chicago, Illinois"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"221","reference":[{"key":"e_1_2_1_1_1","unstructured":"BOLT J.R. 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Revision of the Gymnarthridae American permian microsaurs PEABODY MUSEUM OF NATURAL HISTORY BULLETIN 10 (1956)."},{"key":"e_1_2_1_8_1","first-page":"279","volume":"48","year":"1923","unstructured":"GREGORY, W.K., The carpus of Eryops and the structure of the primitive chiropterygium, BULLETIN OF THE AMERICAN MUSEUM OF NATURAL HISTORY 48: 279 (1923).","journal-title":"BULLETIN OF THE AMERICAN MUSEUM OF NATURAL HISTORY"},{"issue":"7","key":"e_1_2_1_9_1","first-page":"349","article-title":"Permian amphibians from New Mexico","volume":"29","year":"1953","unstructured":"LANGSTON, W, Permian amphibians from New Mexico, UNIVERSITY OF CALIFORNIA PUBLICATIONS IN GEOLOGICAL SCIENCES 29 7: 349 (1953).","journal-title":"UNIVERSITY OF CALIFORNIA PUBLICATIONS IN GEOLOGICAL SCIENCES"},{"key":"e_1_2_1_10_1","doi-asserted-by":"crossref","first-page":"181","DOI":"10.2307\/2405622","volume":"6","year":"1952","unstructured":"OLSON, E.C., THE EVOLUTION OF A PERMIAN VERTEBRATE CHRONOFAUNA, EVOLUTION 6: 181 (1952).","journal-title":"EVOLUTION"},{"key":"e_1_2_1_11_1","unstructured":"OLSON E.C. OKLAHOMA GEOLOGICAL SURVEY CIRCULAR 74 (1967)."},{"key":"e_1_2_1_12_1","first-page":"207","volume":"242","year":"1959","unstructured":"PANCHEN, A.L., A NEW ARMOURED AMPHIBIAN FROM THE UPPER PERMIAN OF EAST-AFRICA, PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES 242: 207 (1959).","journal-title":"PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES"},{"key":"e_1_2_1_13_1","doi-asserted-by":"crossref","first-page":"375","DOI":"10.1002\/jmor.1051100305","volume":"110","year":"1962","unstructured":"PARSONS, T.S., TEETH OF AMPHIBIA AND THEIR RELATION TO AMPHIBIAN PHYLOGENY, JOURNAL OF MORPHOLOGY 110: 375 (1962).","journal-title":"JOURNAL OF MORPHOLOGY"},{"key":"e_1_2_1_14_1","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1086\/403748","volume":"38","year":"1963","unstructured":"PARSONS, T.S., THE RELATIONSHIPS OF THE MODERN AMPHIBIA - A RE-EXAMINATION, QUARTERLY REVIEW OF BIOLOGY 38: 26 (1963).","journal-title":"QUARTERLY REVIEW OF BIOLOGY"},{"key":"e_1_2_1_15_1","first-page":"3","article-title":"Review of the labyrinthodontia","volume":"99","year":"1947","unstructured":"ROMER, A. 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