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Telmatosauridae
Taxonomy
Telmatosauridae was named by Magyar et al. (2026) [The largest clade containing Telmatosaurus transsylvanicus (Nopcsa, 1900), but not Gobihadros mongoliensis Tsogtbaatar et al., 2019, Hadrosaurus foul�kii Leidy, 1858 and Claosaurus agilis Marsh, 1872b. This is a maximum-clade definition. Abbreviated defin�ition: max r (Telmatosaurus transsylvanicus [Nopcsa, 1900] Gobihadros mongoliensis Tsogtbaatar et al., 2019 & Hadrosaurus foulkii Leidy, 1858 & Claosaurus agilis Marsh, 1872b).].
It was assigned to Hadrosauroidea by Magyar et al. (2026).
It was assigned to Hadrosauroidea by Magyar et al. (2026).
Entered
by G. Lloyd on 2026-04-12; modified by G. Lloyd on 2026-04-12
Synonymy list
| Year | Name and author |
|---|---|
| 2026 | Telmatosauridae Magyar 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. †Telmatosauridae Magyar et al. 2026
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G. †Telmatosaurus Nopcsa 1903
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†Telmatosaurus transsylvanicus Nopcsa 1900
Invalid names: Hecatasaurus Brown 1910 [synonym], Limnosaurus Nopcsa 1900 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Benton 1983, Marsh 1875, Kiessling 2004 | |||||
Age range: base of the Late/Upper Campanian to the top of the Late/Upper Maastrichtian or 83.60000 to 66.00000 Ma
Collections (25 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Campanian - Middle Campanian | Italy (Friuli-Venezia Giulia) | Hadrosauridae indet. (13286) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | France (Provence-Alpes-Côte d'Azur) | Orthomerus transylvanicus (48864) | |
| Early/Lower Maastrichtian | Romania (Alba) | Hadrosauridae indet. (85496) Telmatosaurus sp. (93729 97813) Telmatosaurus transsylvanicus (80858 80859) | |
| Early/Lower Maastrichtian | Romania (Hunedoara) | Dinosauria indet. (13334) Limnosaurus transsylvanicus (59410) Telmatosaurus sp. (67818 96689 97948 105174 153889 163322 219171) Telmatosaurus transsylvanicus (10760) | |
| Early/Lower Maastrichtian | Romania (Transylvania) | Kryptohadros kallaiae (278586) | |
| Late/Upper Maastrichtian | Romania (Hunedoara) | Hadrosauroidea indet. (27894) Telmatosaurus sp. (14454 26369 221784) Telmatosaurus transsylvanicus (219186) | |
| Maastrichtian | Romania (Hunedoara) | Telmatosaurus sp. (221774 221781) |