RAS PresidiumДоклады Российской академии наук. Науки о жизни Doklady Biological Sciences

  • ISSN (Print) 2686-7389
  • ISSN (Online) 3034-5057

Edicellate teeth in archaic salamanders (Lissamphibia, Caudata)

PII
S2686738925010077-1
DOI
10.31857/S2686738925010077
Publication type
Article
Status
Published
Authors
Volume/ Edition
Volume 520 / Issue number 1
Pages
38-44
Abstract
The presence of pedicellate (subpedicellate) teeth with two calcification centers and a weakly mineralized dividing zone is described for archaic stem salamanders (Middle Jurassic-Early Cretaceous representatives of Karauridae). The presence of subpedicellate teeth, typical of the late larval stage of modern salamanders, confirms the neotenic nature of stem salamanders. The presence of pedicellate teeth in stem salamanders and stem caecilians confirms the hypothesis of pedicellarity as a synapomorphy of modern amphibian groups and, accordingly, the monophyly of Lissamphibia.
Keywords
педицеллярные зубы стволовые саламандры Karauridae монофилия Lissamphibia мезозой
Date of publication
15.09.2025
Year of publication
2025
Number of purchasers
0
Views
16

References

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