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Baena arenosa

Reptilia - Baenidae

Taxonomy
Baena arenosa was named by Leidy (1870). Its type specimen is USNM 103, a partial shell, and it is a 3D body fossil. Its type locality is junction of the Big Sandy and Green river, which is in a Ypresian/Lutetian terrestrial horizon in the Bridger Formation of Wyoming. It is the type species of Baena.

Synonyms
Synonymy list
YearName and author
1870Baena arenosa Leidy
1873Baena arenosa Cope
1873Baena arenosa Leidy p. 161
1875Baena arenosa Cope p. 36
1877Baena arenosa Cope
1882Baena arenosa Cope
1884Baena arenosa Cope
1902Baena arenosa Hay p. 437
1908Baena arenosa Hay p. 67 figs. Plate 12; plate 13, fig. i; plate 14, figs. 1-3; teit-figs. 44-51
1908Baena sima Hay p. 71 figs. figs 52-53; plate13, figs 1-2; plate 14, fig. 4
1908Baena clara Hay p. 74 figs. figs 57-58; plate 16, figs 1-2
1908Baena emiliae Hay p. 80 figs. figs. 67, 68, pl. 20 figs. 1, 2
1915Baena arenosa Gilmore p. 107
1915Baena emiliae Gilmore p. 109
1930Baena arenosa Hay p. 71
1930Baena clara Hay p. 71
1930Baena emiliae Hay p. 72
1930Baena sima Hay p. 72
1972Baena arenosa Gaffney pp. 248, 276-286 figs. 26-33, 52-54
2000Baena arenosa Zonneveld et al.
2014Baena arenosa Perea et al.
2015Baena arenosa Joyce and Lyson
2017Baena emiliae Vlachos

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Testudinata(Oppel 1811)
—Paracryptodira
familyBaenidaeCope 1882
—Baenodda()
—Eubaeninae(Williams 1950)
genusBaena
speciesarenosa

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.

†Baena arenosa Leidy 1870
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Invalid names: Baena clara Hay 1908 [synonym], Baena emiliae Hay 1908 [synonym], Baena sima Hay 1908 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Entire body: yesg
Adult length: 100 to < 1000g
Environment: freshwaterg
Locomotion: actively mobilec
Life habit: aquaticg
Diet: carnivoreg
Created: 2006-04-19 15:11:27
Modified: 2006-04-19 17:11:27
Source: g = genus, c = class, subp = subphylum
References: Carroll 1988, Holroyd et al. 2001, Hendy et al. 2009

Age range: base of the Wasatchian to the top of the Lutetian or 55.80000 to 41.30000 Ma

Collections (36 total)


Time interval Ma Country or state Original ID and collection number
Ypresian - Lutetian56.0 - 41.3USA (Wyoming) Baena arenosa (type locality: 193357)
Wasatchian55.8 - 50.3USA (Wyoming) Baena arenosa (15661)
Wasatchian55.8 - 50.3USA (New Mexico) Baena arenosa (176881)
Bridgerian50.3 - 46.2USA (Wyoming) Baena arenosa (16201 16253 16262 16265 16647 27269 70257 131861) Baena arenosa, Baena sima (16228) Baena sima (16255)
Bridgerian - Early/Lower Uintan50.3 - 39.7USA (Wyoming) Baena arenosa (128443)
Middle Eocene47.8 - 37.71USA (Wyoming) Baena arenosa (81455)
Early/Lower Uintan46.2 - 39.7USA (Utah) Baena arenosa (16572 109207 186888)
Uintan46.2 - 39.7USA (Utah) Baena arenosa (185685 186889 186890 186891 186892 186893 186894 186895 186896 186897 222799 222805) Baena emiliae (16589 16646 185687 185688 185689 185691)