Caecilian - Wikipedia Modern caecilians are a clade, the order Gymnophiona ˌdʒɪmnəˈfaɪənə (or Apoda ˈæpədə ), one of the three living amphibian groups alongside Anura (frogs) and Urodela (salamanders)
Gymnophiona | Amphibian Species of the World Evans and Sigogneau-Russell, 2001, Palaeontology, 44: 259–273, discussed the fossil evidence for the origin of the group and their relationships, and suggested that the name Gymnophiona be used for the fossil antecedents as well as the crown-group (living taxa) and that Apoda be restricted to use for the living crown-group
Gymnophiona - an overview | ScienceDirect Topics The Gymnophiona, or caecilians, are limbless amphibians (Fig 5 18) that burrow underground in the soil Most species are small and worm-like but some can reach lengths of 1 5 m Because of their fossorial habit, they are the least well-known amphibians They do not occur in North America or Europe
Caecilians (Order Gymnophiona) · iNaturalist Gymnophiona is the group of amphibians that includes the legless caecilians and all amphibians more closely related to them than to frogs or salamanders (the 'stem-caecilians') The name derives from the Greek words γυμνος (gymnos, naked) and οφις (ophis, snake), as the caecilians were originally thought to be related to snakes
Gymnophiona - Animalia The list of species of Gymnophiona order<br><p><b>Caecilians< b> (; New Latin for "blind ones") are a group of limbless, vermiform or serpentine amphibians They mostly live hidden in the ground and in stream substrates, making them the least familiar order of amphibians
Gymnophiona - caecilians - UCL The Gymnophiona currently comprises 183 extant species of caecilian Until recently, these were grouped between the following six families: Caecilidae, Ichthyophiidae, Rhinatrematidae, Scolecomorphidae, Typhlonectidae, and Uraeotyphlidae
Caecilian - New World Encyclopedia The Caecilians are elongated, segmented, limbless amphibians They are classified in the order Gymnophiona or Apoda ("without legs") Lacking limbs, caecilians resemble earthworms or snakes in appearance Amphibians include all the tetrapods (four-legged vertebrates) that do not have amniotic eggs
Gymnophiona (Caecilians) - Encyclopedia. com Caecilians are limbless, elongate, usually tailless amphibians They have a somewhat flattened head with a large, usually underslung mouth, anterior nostrils, and an extrusible organ called the tentacle between the nostril and the eye region
AMPHIBLA: GYMNOPHIONA: CAECILIIDAE pecies are recognized DEFINITION Adult Cnecilia volcmi are medium-sized (TL to 320 mn~) caecilians with 112-124 primary annular folds and 14-37 secondary annular folds The eyes are visible under the skin, splenial teeth are present, the tongue has dark narial plugs, and the total length div
Gymnophiona - GBIF Gymnophiona in GBIF Secretariat (2023) GBIF Backbone Taxonomy Checklist dataset https: doi org 10 15468 39omei accessed via GBIF org on 2025-04-01
Gymnophiona - Wikispecies - Wikimedia Immunological insights into the evolutionary history of caecilians (Amphibia: Gymnophiona): Relationships of the Seychellean caecilians and a preliminary report on family level relationships