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Orthacodidae

Chondrichthyes - Hexanchiformes - Orthacodidae

Synonyms
Synonymy list
YearName and author
1957Orthacodidae Glikman p. 117
1960Orthacodontidae de Beaumont
1977Orthacodontidae Itoigawa p. 128
1993Orthacodontidae Duffin and Ward p. 56
2000Orthacodontidae Rees p. 415
2006Orthacodontidae Underwood p. 233
2019Orthacodontidae Stumpf and Kriwet p. 644
2025Orthacodidae Villalobos-Segura et al. p. 4

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassEuselachii()
infraclassElasmobranchii(Bonaparte 1838)
superorderSqualomorphi(Compagno 1973)
orderHexanchiformesde Buen 1926
familyOrthacodidae
familyOrthacodidae

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. †Orthacodidae Glikman 1957
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G. †Archaeogracilidens Villalobos-Segura et al. 2025
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†Archaeogracilidens macer Quenstedt 1851
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Invalid names: Oxyrhina ornati Quenstedt 1851 [synonym], Sphenodus nitidus Wagner 1862 [synonym]
G. †Occitanodus Guinot et al. 2014
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†Occitanodus sudrei Guinot et al. 2014
Invalid names: Orthacodontidae de Beaumont 1960 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:04:38
Modified: 2009-07-21 09:04:38
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Wagner 2023

Age range: base of the Oxfordian to the top of the Early/Lower Barremian or 161.50000 to 121.40000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Oxfordian161.5 - 154.8France Archaeogracilidens macer (241583)
Late/Upper Kimmeridgian152.21 - 149.2Germany (Baden-Württemberg) Archaeogracilidens macer (229120) Sphenodus nitidus (154138)
Early/Lower Tithonian149.2 - 145.06Germany (Bavaria) Archaeogracilidens macer (122586)
Early/Lower Tithonian149.2 - 145.06Germany Archaeogracilidens macer (241584)
Early/Lower Tithonian149.2 - 145.06Germany (Bayern) Archaeogracilidens macer (123985)
Early/Lower Valanginian137.05 - 132.6France (Gard) Sphenodus nitidus, Occitanodus sudrei (213631)
Early/Lower Barremian125.77 - 121.4Spain (Aragón) Orthacodontidae indet. (28196)