Iridotriton
Encyclopedia
Iridotriton hechti is an extinct genus
of prehistoric amphibian
. A basal salamandroid
closely related to today's advanced salamanders. Present in stratigraphic zone 6. Found in Dinosaur National Park.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of prehistoric amphibian
Amphibian
Amphibians , are a class of vertebrate animals including animals such as toads, frogs, caecilians, and salamanders. They are characterized as non-amniote ectothermic tetrapods...
. A basal salamandroid
Salamandroidea
Salamandroidea is a suborder of salamanders, referred to as advanced salamanders. The members of the suborder are found worldwide except for Antarctica, Southern Sahara, and Oceania. They differ from suborder Cryptobranchoidea as their angular and prearticular bones in their lower jaw are fused and...
closely related to today's advanced salamanders. Present in stratigraphic zone 6. Found in Dinosaur National Park.
See also
- Prehistoric amphibian
- Paleobiota of the Morrison FormationPaleobiota of the Morrison FormationThe Morrison Formation is a distinctive sequence of Late Jurassic sedimentary rock that is found in the western United States, which has a wide assortment of taxa represented in its fossil record, including dinosaur fossils in North America. It is composed of mudstone, sandstone, siltstone and...