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{{Speciesbox {{Speciesbox
| fossil_range = ], {{fossilrange|Toarcian|Toarcian|]}} | fossil_range = ], {{fossilrange|Toarcian|Toarcian|]}}
| image = | image = Melkamter (holotype).jpg
| image_caption = | image_caption = Holotype specimen
| display_parents = 2 | display_parents =3
| genus = Melkamter | genus = Melkamter
| parent_authority =Fernandes, Pol & Rauhut, ] | parent_authority =Fernandes, Pol & Rauhut, ]
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'''''Melkamter''''' (meaning "winged lizard") is an ] genus of ]n pterosaurs from the ] ] of Argentina. The genus contains a ], '''''M. pateko''''', known from a partial skull and fragmentary postcranium. ''Melkamter'' represents the oldest known monofenestratan pterosaur in the fossil record.<ref name="Melkamter">{{Cite journal |last1=Fernandes |first1=Alexandra E. |last2=Pol |first2=Diego |last3=Rauhut |first3=Oliver W. M. |date=2024-12-11 |title=The oldest monofenestratan pterosaur from the Queso Rallado locality (Cañadón Asfalto Formation, Toarcian) of Chubut Province, Patagonia, Argentina |journal=] |language=en |volume=11 |issue=12 |doi=10.1098/rsos.241238 |issn=2054-5703}}</ref> '''''Melkamter''''' (meaning "winged lizard") is an ] genus of ]n pterosaurs from the ] ] of Argentina. The genus contains a ], '''''M. pateko''''', known from a partial skull and fragmentary postcranium. ''Melkamter'' represents the oldest known monofenestratan pterosaur in the fossil record.<ref name="Melkamter">{{Cite journal |last1=Fernandes |first1=Alexandra E. |last2=Pol |first2=Diego |last3=Rauhut |first3=Oliver W. M. |date=2024-12-11 |title=The oldest monofenestratan pterosaur from the Queso Rallado locality (Cañadón Asfalto Formation, Toarcian) of Chubut Province, Patagonia, Argentina |journal=] |language=en |volume=11 |issue=12 |doi=10.1098/rsos.241238 |issn=2054-5703|pmc=11631458 }}</ref>

== Discovery and naming ==
The ''Melkamter'' ] specimen, ]-PV 11530, was discovered in sediments of the ] (Queso Rallado locality) near the Cerro Cóndor village of ], Argentina. The specimen consists of a partial ] preserved on a ], two teeth, four ], a wing ], and other unidentified bone fragments.<ref name="Melkamter"/>

The fossil material was first reported at an ] in 2024 before its formal description.<ref name="EAVP2022">{{Cite conference |last1=Fernandes |first1=A. E. |last2=Pol|first2=D. |last3=Rauhut |first3=O.W.M. |date=2024 |title=A monofenestratan pterosaur from the late Early Jurassic of the Chubut province of Patagonia, Argentina |url=https://www.nhm.uio.no/english/research/events/conferences/EAVP2024/eavp-abstracts-2024-volume-complete-final.pdf |conference=21st EAVP Conference}}</ref>

In 2024, Fernandes, Pol & Rauhut ] ''Melkamter pateko'' as a new genus and species of early monofenestratan pterosaurs based on these fossil remains. The ], ''Melkamter'', is derived from ] words ''mel'', meaning "wing" and ''kamter'', meaning "big lizard", referencing the etymology of clade ] (meaning "winged lizard" in ]). The ], ''pateko'', combines the Tehuelche words ''pate'', meaning "rasped" and ''ko'', meaning "set of bones", referencing the ] (Queso Rallado, meaning "grated cheese") and the broken preservation of the holotype.<ref name="Melkamter"/>

''Melkamter'' is the fifth Jurassic pterosaur to be named from South America, following '']'' in 1975, '']'' in 2013, the coeval '']'' in 2016, and '']'' in 2021.<ref name="Melkamter"/>

== Description ==
The preserved skull of ''Melkamter'' is {{convert|131.3|mm|in}} long.<ref name="Melkamter"/>

]]]


== References == == References ==
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{{Pterosauria|M.}} {{Pterosauria|M.}}
{{Taxonbar|from1=|from2=}} {{Taxonbar|from1=Q131422952|from2=Q131422955}}


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Latest revision as of 03:02, 16 December 2024

Genus of monofenestratan pterosaurs

Melkamter
Temporal range: Early Jurassic, Toarcian PreꞒ O S D C P T J K Pg N
Holotype specimen
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Order: Pterosauria
Clade: Pterodactylomorpha
Clade: Monofenestrata
Genus: Melkamter
Fernandes, Pol & Rauhut, 2024
Species: M. pateko
Binomial name
Melkamter pateko
Fernandes, Pol & Rauhut, 2024

Melkamter (meaning "winged lizard") is an extinct genus of monofenestratan pterosaurs from the Early Jurassic Cañadón Asfalto Formation of Argentina. The genus contains a single species, M. pateko, known from a partial skull and fragmentary postcranium. Melkamter represents the oldest known monofenestratan pterosaur in the fossil record.

Discovery and naming

The Melkamter holotype specimen, MPEF-PV 11530, was discovered in sediments of the Cañadón Asfalto Formation (Queso Rallado locality) near the Cerro Cóndor village of Chubut Province, Argentina. The specimen consists of a partial cranium preserved on a slab and counterslab, two teeth, four dorsal vertebrae, a wing metacarpal, and other unidentified bone fragments.

The fossil material was first reported at an academic conference in 2024 before its formal description.

In 2024, Fernandes, Pol & Rauhut described Melkamter pateko as a new genus and species of early monofenestratan pterosaurs based on these fossil remains. The generic name, Melkamter, is derived from Tehuelche words mel, meaning "wing" and kamter, meaning "big lizard", referencing the etymology of clade Pterosauria (meaning "winged lizard" in Greek). The specific name, pateko, combines the Tehuelche words pate, meaning "rasped" and ko, meaning "set of bones", referencing the type locality (Queso Rallado, meaning "grated cheese") and the broken preservation of the holotype.

Melkamter is the fifth Jurassic pterosaur to be named from South America, following Herbstosaurus in 1975, Wenupteryx in 2013, the coeval Allkaruen in 2016, and Tacuadactylus in 2021.

Description

The preserved skull of Melkamter is 131.3 millimetres (5.17 in) long.

Speculative life restoration

References

  1. ^ Fernandes, Alexandra E.; Pol, Diego; Rauhut, Oliver W. M. (2024-12-11). "The oldest monofenestratan pterosaur from the Queso Rallado locality (Cañadón Asfalto Formation, Toarcian) of Chubut Province, Patagonia, Argentina". Royal Society Open Science. 11 (12). doi:10.1098/rsos.241238. ISSN 2054-5703. PMC 11631458.
  2. Fernandes, A. E.; Pol, D.; Rauhut, O.W.M. (2024). A monofenestratan pterosaur from the late Early Jurassic of the Chubut province of Patagonia, Argentina (PDF). 21st EAVP Conference.
Pterosauria
Avemetatarsalia
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Pterosauria
Pterosauria
Preondactylia
Caviramidae?
Austriadraconidae
Eopterosauria
Eudimorphodontoidea
Raeticodactylidae
Eudimorphodontidae
Eudimorphodontinae
Zambellisauria?
Macronychoptera
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Angustinaripterini
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Scaphognathidae?
Pterodactylomorpha
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Campylognathoides liasicus

Scaphognathus crassirostris

Dorygnathus banthensis
Pterodactylomorpha
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Monofenestrata
Darwinoptera
Wukongopteridae
Wukongopterinae
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Anurognathinae
Batrachognathinae
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Jeholopterus ninchengensis Kryptodrakon progenitor
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Moganopterinae?
Gnathosaurinae
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Pterodaustrini
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Ornithocheiroidea
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Pterodactylus antiquus Plataleorhynchus streptorophorodon
Ornithocheiroidea
Ornithocheiroidea
Tapejaroidea
Dsungaripteridae
Dsungaripterinae
Azhdarchoidea
Tapejaromorpha
Thalassodromidae?
Tapejariformes
Caupedactylia?
Tapejaridae
Sinopterinae
Tapejarinae
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Caiuajarina
Neoazhdarchia
Dsungaripteromorpha?
Azhdarchomorpha
Neopterodactyloidea
Chaoyangopteridae
Chaoyangopterinae
Azhdarchiformes
Alanqidae?
Azhdarchidae
Azhdarchinae
Quetzalcoatlinae
Pteranodontoidea
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Bakonydraco galaczi

Tupandactylus imperator

Quetzalcoatlus
Pteranodontoidea
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Targaryendraconia?
Cimoliopteridae
Targaryendraconidae
Anhangueria
Hamipteridae?
Anhangueridae
Coloborhynchinae?
Anhanguerinae
Tropeognathinae?
Tropeognathini
Mythungini
Pteranodon longiceps

Nyctosaurus gracilis

Ludodactylus sibbicki
Taxon identifiers
Melkamter
Melkamter pateko
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