Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Dibamidae was named by Boulenger (1884). It is extant. It was considered monophyletic by Lee and Caldwell (2000).
It was assigned to Lacertae by Gadow (1898); to Lacertidi by Perrier (1928); to Scincoidea by Kuhn (1946); to Pygopodoidea by Kuhn (1966); to Scincomorpha by Seiffert (1975); to Scincoidea by Estes (1983); to Lacertilia by Frank and Ramus (1996); to Scleroglossa by Estes et al. (1988) and Lee and Caldwell (2000); and to Squamata by Pyron et al. (2013).
It was assigned to Lacertae by Gadow (1898); to Lacertidi by Perrier (1928); to Scincoidea by Kuhn (1946); to Pygopodoidea by Kuhn (1966); to Scincomorpha by Seiffert (1975); to Scincoidea by Estes (1983); to Lacertilia by Frank and Ramus (1996); to Scleroglossa by Estes et al. (1988) and Lee and Caldwell (2000); and to Squamata by Pyron et al. (2013).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1884 | Dibamidae Boulenger |
1898 | Dibamidae Gadow p. 27 |
1928 | Dibamidae Perrier p. 3100 |
1946 | Dibamidae Kuhn p. 61 |
1966 | Dibamidae Kuhn p. 49 |
1975 | Dibamidae Seiffert p. 10 |
1983 | Dibamidae Estes |
1988 | Dibamidae Estes et al. |
1996 | Dibamidae Frank and Ramus |
2000 | Dibamidae Lee and Caldwell |
2013 | Dibamidae Pyron et al. |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. Dibamidae Boulenger 1884
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G. Anelytropis Cope 1885 [Mexican blind lizards]
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Anelytropis papillosus Cope 1885 [Mexican blind lizard]
G. Dibamus Dumeril and Bibron 1839 [Blind skinks]
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Dibamus novaeguinea Dumeril and Bibron 1839 [New Guinea blind skink]
Diagnosis
Reference | Diagnosis | |
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E. Perrier 1928 | Langue sagittée, non échancrée en avant, couverte de plis ou de lamelles courbes. Pas de columelle; pas de septum interorbitaire, pas d'arcs temporaux. Yeux cachés sous la peau, pas d'orifice des oreilles. Corps vermiforme; écailles cycloïdes, imbriquées, sans ostéodermes. Membres antérieurs absents, les postérieurs représentés chez le mâle par 2 appendices spatuliformes très petits; pas de sternum; pas de ceinture scapulaire, ni pelvienne. |
Measurements
No measurements are available
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Source: c = class, subp = subphylum, uc = unranked clade | |||||
References: Carroll 1988, Hendy et al. 2009 |
Age range
Maximum range based only on fossils: Early/Lower Oligocene or 33.90000 to 28.40000 Ma
Minimum age of oldest fossil (stem group age): 28.4 Ma
Minimum age of oldest fossil (stem group age): 28.4 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Oligocene | Mongolia (Övörkhangai) | Squamata indet. (135792 135803) |