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Osteolaeminae

Reptilia

Taxonomy
Osteolaeminae was named as a subfamily. It is extant.

It was reranked as the unranked clade Osteolaeminae by Rio and Mannion (2021).

It was assigned to Crocodylidae by Rio and Mannion (2021); and to Crocodylidae by Brochu (2007) and Hekkala et al. (2021).

Synonymy list
YearName and author
2007Osteolaeminae Brochu p. 840
2021Osteolaeminae Hekkala et al.
2021Osteolaeminae Rio and Mannion

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
—SuchiaKrebs 1974
—Paracrocodylomorpha
—Loricata(Merrem 1820)
—Crocodylomorpha()
—Solidocrania
suborderCrocodyliformes
—MesoeucrocodyliaWhetstone and Whybrow 1983
—NeosuchiaClark 1988
suborderEusuchiaHuxley 1875
—Crocodylia(Owen 1842)
—LongirostresCuvier
—Crocodyloidea(Deraniyagala 1939)
—Crocodylidae(Cuvier 1807)
—Osteolaeminae
—Osteolaeminae

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.

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Unr. †Euthecodontini Cossette et al. 2020
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G. †Brochuchus Conrad et al. 2013
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†Brochuchus parvidens Cossette et al. 2020
†Brochuchus pigotti Tchernov and Van Couvering 1978
G. †Euthecodon Fortau 1920
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†Euthecodon arambourgii Ginsburg and Buffetaut 1978
†Euthecodon brumpti Joleaud 1920
†Euthecodon nitriae Fortau 1920
G. †Kinyang Brochu et al. 2022
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†Kinyang mabokoensis Brochu et al. 2022
†Kinyang tchernovi Brochu et al. 2022
Unr. Osteolaemini Cossette et al. 2020
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G. Osteolaemus Cope 1860
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Osteolaemus osborni Schmidt 1919 [Congo dwarf crocodile]
G. †Rimasuchus Storrs 2003
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†Rimasuchus lloydi Fourtau 1918
G. †Voay Brochu 2007
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†Voay robustus Grandidier and Vaillant 1872
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marineuc
Locomotion: actively mobilec
Diet: carnivoreuc
Created: 2009-01-03 20:38:59
Modified: 2009-01-03 22:38:59
Source: c = class, subp = subphylum, uc = unranked clade
References: Carroll 1988, Benton 1983, Bush and Bambach 2015, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the MN 4 to the top of the Holocene or 16.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 15.97 Ma

Collections (80 total)


Time interval Ma Country or state Original ID and collection number
Aquitanian - Burdigalian23.03 - 15.97Libya Euthecodon sp. (42130)
Early/Lower Miocene23.03 - 15.97Libya Euthecodon arambourgi, Crocodylus lloydi (13065)
Burdigalian20.44 - 15.97Saudi Arabia Crocodylus pigotti (47021 47026)
Burdigalian20.44 - 15.97Kenya Brochuchus sp. (83629) Crocodilia indet. (38060) Kinyang sp. (225948) Kinyang tchernovi (225946 225947)
Burdigalian20.44 - 15.97Kenya (Northern Frontier District) Brochuchus sp., Kinyang sp. (122454)
Burdigalian20.44 - 15.97Kenya (Nyanza) Brochuchus pigotti (144511) Crocodylus pigotti (92702) Euthecodon sp. (92703)
MN 416.9 - 15.97Egypt Crocodilus lloydi (53970)
Langhian15.97 - 13.82Kenya Kinyang mabokoensis, Crocodylidae indet. (22078)
Middle Miocene15.97 - 11.608Kenya Euthecodon sp. (21724)
Serravallian - Tortonian13.82 - 7.246Tunisia (Gafsa) Euthecodon sp., Crocodylus lloydi (35277 35281)
Tortonian11.62 - 7.246Tunisia Euthecodon nitriae (65170)
Tortonian - Messinian11.62 - 5.333Kenya Euthecodon brumpti (22241)
Tortonian - Zanclean11.62 - 3.6Kenya Euthecodon sp. (22236)
Late/Upper Miocene11.608 - 5.333Uganda Osteolamus tetraspis (22444)
Late/Upper Miocene - Early/Lower Pliocene11.608 - 3.6Uganda Osteolaemus tetraspis (22376 22424)
Late/Upper Miocene - Early/Lower Pliocene11.608 - 3.6Chad Crocodylus lloydi, Euthecodon brumpti (24181)
Messinian7.246 - 5.333Chad Euthecodon nitriae (59839)
Messinian - Zanclean7.246 - 3.6Kenya Euthecodon brumpti (22242)
Messinian - Piacenzian7.246 - 2.588Kenya (Turkana District) Euthecodon sp. (21332)
Early/Lower Pliocene5.333 - 3.6Senegal Osteolaemus sp. (221108)
Early/Lower Pliocene5.333 - 3.6Kenya Euthecodon brumpti (232486)
Early/Lower Pliocene5.333 - 3.6Congo-Kinshasa (Orientale) Euthecodon sp., Osteolaemus osborni (149168)
Zanclean5.333 - 3.6Kenya (Turkana District) Euthecodon sp. (21335 21336)
Zanclean5.333 - 3.6Kenya Euthecodon brumpti (22338) Euthecodon sp. (22234)
Pliocene5.333 - 2.588Egypt Euthecodon nitriae (148393)
Zanclean - Piacenzian5.333 - 2.588Kenya Euthecodon brumpti (22235 22239)
Zanclean - Calabrian5.333 - 0.774Kenya Euthecodon brumpti (21369 21531)
Piacenzian3.6 - 2.588Kenya Euthecodon brumpti (21538)
Piacenzian3.6 - 2.588Chad Crocodylus lloidi (22506)
Piacenzian3.6 - 2.588Kenya (Turkana District) Euthecodon sp. (21334)
Piacenzian - Gelasian3.6 - 1.806Ethiopia (Afar) Euthecodon sp. (224657)
Piacenzian - Calabrian3.6 - 0.774Kenya Euthecodon brumpti (21490)
Late/Upper Pliocene - Late/Upper Pleistocene3.6 - 0.0117Uganda Crocodylus sp. (22178)
Piacenzian - Pleistocene3.6 - 0.0117Kenya Euthecodon sp. (22238)
Gelasian2.588 - 1.806Kenya (Rift Valley) Euthecodon brumpti (21300)
Gelasian2.588 - 1.806Ethiopia (Afar) Euthecodon sp. (224655)
Gelasian2.588 - 1.806Kenya Euthecodon brumpti (21446 21451 21497) Euthecodon sp. (32116)
Gelasian - Calabrian2.588 - 0.774Kenya Euthecodon brumpti (21377 21442 21453 21456 21466 21495 21499 21500 21513 21522) Euthecodon sp. (32051 32053 32055)
Calabrian1.8 - 0.774Kenya Euthecodon brumpti (21414 21524 21526 21534 32058 32085) Euthecodon sp. (32111)
Calabrian1.8 - 0.774Kenya (Rift Valley) Euthecodon brumpti (21294 21341)
Late/Upper Pleistocene0.129 - 0.0117Madagascar Voay robustus (204645 204646)
Late/Upper Pleistocene - Holocene0.129 - 0.0Madagascar Crocodylus robustus (143586)
Holocene0.0117 - 0.0Madagascar Crocodylus robustus (95826) Voay robustus (219967)