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Megamolgophis

Megamolgophis is an extinct genus of eel-like tetrapod, possibly belonging to the group Lysorophia. Fossils from this genus have been found in the Allegheny mountains of the eastern United States. The genus is endemic to geological formations of this area, such as the Greene and Washington formations of the Early Permian Dunkard Group, as well as the Pennsylvanian (Late Carboniferous) Conemaugh Group.[1][2][3]

Megamolgophis
Temporal range: 305–290 Ma
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Order: Microsauria
Clade: Recumbirostra
Clade: Lysorophia
Genus: Megamolgophis
Romer, 1952
Type species
Megamolgophis agostini
Romer, 1952

If correctly assigned to Lysorophia, members of Megamolgophis would not only be the largest known lysorophians, but also some of the largest lepospondyls in general. In 1952, Alfred Romer suggested that the holotype may have been 1.3 meters (four feet) in length, similar to the length of an average black snake. However, based on the length of the specimen's ribs, Romer also considered it likely that it was much wider and therefore much heavier in life than a black snake, instead being proportionally similar to an eastern diamondback rattlesnake.[1] It is uncertain whether this genus legitimately belongs to Lysorophia, as referred skull material shows notable differences with lysorophian skulls.[3]

References edit

  1. ^ a b Romer, Alfred S. (1952). "Late Pennsylvanian and early Permian vertebrates of the Pittsburgh-West Virginia region". Annals of the Carnegie Museum. 33: 47–112.
  2. ^ Lucas, Spencer G. (2013-11-01). "Vertebrate biostratigraphy and biochronology of the upper Paleozoic Dunkard Group, Pennsylvania–West Virginia–Ohio, USA". International Journal of Coal Geology. 119: 79–87. doi:10.1016/j.coal.2013.04.007. ISSN 0166-5162.
  3. ^ a b Wellstead, Carl F. (1991). "Taxonomic revision of the Lysorophia, Permo-Carboniferous lepospondyl amphibians" (PDF). Bulletin of the American Museum of Natural History. 209: 1–90.


megamolgophis, extinct, genus, like, tetrapod, possibly, belonging, group, lysorophia, fossils, from, this, genus, have, been, found, allegheny, mountains, eastern, united, states, genus, endemic, geological, formations, this, area, such, greene, washington, f. Megamolgophis is an extinct genus of eel like tetrapod possibly belonging to the group Lysorophia Fossils from this genus have been found in the Allegheny mountains of the eastern United States The genus is endemic to geological formations of this area such as the Greene and Washington formations of the Early Permian Dunkard Group as well as the Pennsylvanian Late Carboniferous Conemaugh Group 1 2 3 MegamolgophisTemporal range 305 290 Ma PreꞒ Ꞓ O S D C P T J K Pg N Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Order Microsauria Clade Recumbirostra Clade Lysorophia Genus MegamolgophisRomer 1952 Type species Megamolgophis agostiniRomer 1952 If correctly assigned to Lysorophia members of Megamolgophis would not only be the largest known lysorophians but also some of the largest lepospondyls in general In 1952 Alfred Romer suggested that the holotype may have been 1 3 meters four feet in length similar to the length of an average black snake However based on the length of the specimen s ribs Romer also considered it likely that it was much wider and therefore much heavier in life than a black snake instead being proportionally similar to an eastern diamondback rattlesnake 1 It is uncertain whether this genus legitimately belongs to Lysorophia as referred skull material shows notable differences with lysorophian skulls 3 References edit a b Romer Alfred S 1952 Late Pennsylvanian and early Permian vertebrates of the Pittsburgh West Virginia region Annals of the Carnegie Museum 33 47 112 Lucas Spencer G 2013 11 01 Vertebrate biostratigraphy and biochronology of the upper Paleozoic Dunkard Group Pennsylvania West Virginia Ohio USA International Journal of Coal Geology 119 79 87 doi 10 1016 j coal 2013 04 007 ISSN 0166 5162 a b Wellstead Carl F 1991 Taxonomic revision of the Lysorophia Permo Carboniferous lepospondyl amphibians PDF Bulletin of the American Museum of Natural History 209 1 90 nbsp Paleontology portal nbsp This article about a prehistoric tetrapod is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Megamolgophis amp oldid 1217608107, wikipedia, wiki, book, books, library,

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