Isodectes obtusus Cope 1868

Osteichthyes - Temnospondyli - Eobrachyopidae

Alternative combinations: Dendrerpeton obtusum, Saurerpeton obtusum, Tuditanus obtusus

Synonyms: Acheloma casei Broili 1913, Colosteus foveatus Cope 1869, Eobrachyops casei Broili 1913, Eobrachyops townendae Watson 1956, Isodectes megalops Cope 1883, Pariotichus megalops Cope 1883, Saurerpeton latithorax Cope 1897, Sauropleura foveata Cope 1869, Sauropleura latithorax Cope 1897, Trimerorhachis conangulus Cope 1896, Tuditanus minimus Moodie 1909, Tuditanus sculptilis Moodie 1909, Tuditanus tabulatus Cope 1877, Tuditanus walcotti Moodie 1909

Full reference: E. D. Cope. 1868. Synopsis of the Extinct Batrachia of North America. Proceedings of the Academy of Natural Sciences of Philadelphia 1868:208-221

Belongs to Isodectes according to R. R. Schoch and A. R. Milner 2014

See also Broili 1913, Case 1911, Cope 1868, Cope 1869, Cope 1875, Cope 1883, Cope 1888, Cope 1896, Cope 1897, Hay 1902, Moodie 1909, Schoch 2013, Sequeira 1998 and Watson 1956

Sister taxa: none

Type specimens:

  • Isodectes obtusus: AMNH 6928, a partial skull (palate). Its type locality is Linton, which is in a Westphalian D mire/swamp coal in Ohio.
  • Acheloma casei: a specimen in the BSP (catalogue number unknown; probably lost during bombing of Munich in 1944), a partial skull (posterior portion). Its type locality is Coffee Creek, 34 (Arroyo Formation), which is in a Kungurian terrestrial claystone/sandstone in the Arroyo Formation of Texas.
  • Colosteus foveatus: AMNH 6919. Its type locality is Linton, which is in a Westphalian D mire/swamp coal in Ohio.
  • Eobrachyops townendae: AMNH 2455, a skull.
  • Isodectes megalops: AMNH 4329, a skull. Its type locality is Indian Creek, 35 (Arroyo Formation), which is in a Kungurian terrestrial claystone/sandstone in the Arroyo Formation of Texas.
  • Sauropleura latithorax: USNM 4471, a partial skull (skull and posterior trunk incl. limbs). Its type locality is Linton, which is in a Westphalian D mire/swamp coal in Ohio.
  • Trimerorhachis conangulus: AMNH 4569. Its type locality is Indian Creek, 35 (Arroyo Formation), which is in a Kungurian terrestrial claystone/sandstone in the Arroyo Formation of Texas.
  • Tuditanus minimus: Its type locality is Cannelton, which is in a Westphalian terrestrial horizon in the Upper Kittanning Coal Formation of Pennsylvania.
  • Tuditanus sculptilis: Its type locality is Cannelton, which is in a Westphalian terrestrial horizon in the Upper Kittanning Coal Formation of Pennsylvania.
  • Tuditanus tabulatus: Its type locality is Linton, which is in a Westphalian D mire/swamp coal in Ohio.
  • Tuditanus walcotti: USNM 4474.

Distribution:

• Permian of United States (1: Texas collection)

• Desmoinesian of United States (1: Ohio)

• Carboniferous of United States (3: Illinois, Ohio, Pennsylvania)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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