Melanosuchus
Temporal range: Late Miocene-Present,
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Archosauromorpha
Clade: Archosauriformes
Order: Crocodilia
Family: Alligatoridae
Subfamily: Caimaninae
Clade: Jacarea
Genus: Melanosuchus
Gray, 1862
Species

Melanosuchus is a genus of caiman. The black caiman of South America is the sole extant (living) species, and is the largest living member of the subfamily Caimaninae, as well as the entire alligator family Alligatoridae.

Taxonomy

Extant species

There is one extant species:

Fossil species

Fossil species are known from the Late Miocene of South America and include:

Phylogeny

Melanosuchus is a member of the subfamily Caimaninae, which contains the two other extant genera Caiman and Paleosuchus, all of which are native to South and Central America. The below cladogram shows the relationships of all extant genera within Crocodilia (excluding separate extinct taxa), based on molecular phylogenetic studies.[3][4][5][6]

Crocodilia
Alligatoridae
Caimaninae

Caiman

Melanosuchus

Paleosuchus

Alligatorinae

Alligator

Longirostres
Crocodylidae

Crocodylus

Mecistops

Osteolaemus

Gavialidae

Gavialis

Tomistoma


References

  1. 1 2 Souza-Filho, J.P. (2020). "On a new Melanosuchus species (Alligatoroidea: Caimaninae) from Solimões Formation (Eocene-Pliocene), Northern Brazil, and evolution of Caimaninae" (PDF). Zootaxa. 4894 (4): 561–593. doi:10.11646/zootaxa.4894.4.5. PMID 33311064. S2CID 229178080.
  2. Bona, Paula; Blanco, M. Victoria Fernandez; Schever, Torsten M.; Both, Christian (2017). "Shedding Light on the Taxonomic Diversity of the South American Miocene Caimans: The Status of Melanosuchus fisheri (Crocodylia, Alligatoroidea)" (PDF). Ameghiniana. 54 (6): 681–687. doi:10.5710/AMGH.08.06.2017.3103. S2CID 55376533.
  3. Michael S. Y. Lee; Adam M. Yates (27 June 2018). "Tip-dating and homoplasy: reconciling the shallow molecular divergences of modern gharials with their long fossil". Proceedings of the Royal Society B. 285 (1881). doi:10.1098/rspb.2018.1071. PMC 6030529. PMID 30051855.
  4. Hekkala, E.; Gatesy, J.; Narechania, A.; Meredith, R.; Russello, M.; Aardema, M. L.; Jensen, E.; Montanari, S.; Brochu, C.; Norell, M.; Amato, G. (2021-04-27). "Paleogenomics illuminates the evolutionary history of the extinct Holocene "horned" crocodile of Madagascar, Voay robustus". Communications Biology. 4 (1): 505. doi:10.1038/s42003-021-02017-0. ISSN 2399-3642. PMC 8079395. PMID 33907305.
  5. Rio, Jonathan P.; Mannion, Philip D. (6 September 2021). "Phylogenetic analysis of a new morphological dataset elucidates the evolutionary history of Crocodylia and resolves the long-standing gharial problem". PeerJ. 9: e12094. doi:10.7717/peerj.12094. PMC 8428266. PMID 34567843.
  6. Gatesy, J.; Amato, G. (2008). "The rapid accumulation of consistent molecular support for intergeneric crocodylian relationships". Molecular Phylogenetics and Evolution. 48 (3): 1232–1237. doi:10.1016/j.ympev.2008.02.009. PMID 18372192.
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