🦕 Prehistoric World Map

Isodectes fossil map

Where fossils of Isodectes have been found, shown on the Earth as it looked about 300 million years ago and on today’s map.

Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 300 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

Isodectes
Image: Smokeybjb, CC BY-SA 3.0, via Wikimedia Commons
GroupEarly tetrapods & amphibians
Lived312.8–274.4 million years ago (Moscovian to Kungurian)
PeriodsCarboniferous, Permian
FamilyEobrachyopidae
Named byCope 1896
Fossil records14 occurrences at 8 locations (PBDB)
Found inUnited States
Rock formationstxn:150302, Arroyo, Upper Kittanning Coal, Carbondale

About Isodectes

Isodectes is an extinct genus of dvinosaurian temnospondyl within the family Eobrachyopidae. The genus Saurerpeton, named in 1909, is considered to be a junior synonym of Isodectes.

Text in “About” is quoted from the Wikipedia article Isodectes (revision 1354843014), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q6085568.

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