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Hexanchus microdon

Chondrichthyes - Squalomorphii - Hexanchidae

Taxonomy
Notidanus microdon was named by Agassiz (1835).

It was recombined as Notidanus (Hexanchus) microdon by Herman (1977); it was recombined as Hexanchus microdon by Uyeno (1972), Itoigawa (1977), Müller and Diedrich (1991), Cappetta et al. (2019) and Feichtinger et al. (2022).

Sister species lacking formal opinion data
H. vitulus

Synonymy list
YearName and author
1835Notidanus microdon Agassiz figs. Pl 27, fig 1
1839Notidanus microdon Agassiz Duplicate figs. Pl 27, fig 1
1843Notidanus microdon Agassiz figs. Pl 36, figs 1,2
1889Notidanus microdon Woodward p. 160
1935Notidanus microdon Dalinkevičius p. 261 figs. Pl 3, fig 60
1972Hexanchus microdon Uyeno p. 223
1977Notidanus (Hexanchus) microdon Herman p. 98
1977Hexanchus microdon Itoigawa p. 125
1991Hexanchus microdon Müller and Diedrich p. 14
2019Hexanchus microdon Cappetta et al. p. 1130 fig. 8
2022Hexanchus microdon Feichtinger et al. p. 4 figs. 3E-I

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
—NeoselachiiCompagno 1977
orderSqualomorphiiCompagno 1973
orderHexanchiformesde Buen 1926
familyHexanchidaeGray 1851
genusHexanchusRafinesque 1810
speciesmicrodon()

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.

†Hexanchus microdon Agassiz 1835
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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: Hendy et al. 2009, Wagner 2023, Carroll 1988

Age range: base of the Aptian to the top of the Thanetian or 125.00000 to 56.00000 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Aptian125.0 - 113.0Japan (Iwate) Hexanchus microdon (210766)
Cenomanian100.5 - 93.9Germany (Westphalia) Hexanchus microdon (210063)
Late/Upper Cretaceous100.5 - 66.0Japan (Hokkaido) Hexanchus microdon (161435)
Late/Upper Cenomanian99.6 - 93.5Lithuania Notidanus microdon (213719)
Early/Lower Santonian85.8 - 83.5Japan Hexanchus microdon (219958)
Late/Upper Campanian83.5 - 70.6Canada (British Columbia) Hexanchus microdon (221571 221572)
Late/Upper Campanian83.5 - 70.6Israel Hexanchus microdon (35443 35444 214862)
Late/Upper Campanian83.5 - 70.6Japan (Ehime) Hexanchus microdon (161436)
Early/Lower Maastrichtian70.6 - 66.0Israel Hexanchus microdon (214864)
Late/Upper Maastrichtian70.6 - 66.0Austria Hexanchus microdon (228232 228907 228908 228909)
Late/Upper Maastrichtian70.6 - 66.0Morocco Hexanchus microdon (99627)
Early/Lower Paleocene66.0 - 61.7USA (New Jersey) Hexanchus microdon (62840)
Thanetian59.2 - 56.0USA (California) Hexanchus microdon (189952)