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Aspenites acutus

Cephalopoda - Ceratitida - Aspenitidae

Taxonomy
Aspenites acutus was named by Hyatt and Smith (1905). It is the type species of Aspenites.

Synonyms
Synonymy list
YearName and author
1905Aspenites acutus Hyatt and Smith p. 96 figs. Pl 2, figs 9-13; pl 3, figs 1-5
1922Aspenites laevis Welter
1932Aspenites obtusus Smith
1934Aspenites acutus Spath
1959Aspenites laevis Chao
1962Hemiaspenites obtusus Kummel and Steele p. 666 figs. Pl 99, fig 18
1962Aspenites acutus Kummel and Steele p. 692 figs. Pl 99, figs 16,17
1974Aspenites acutus Zhao and Wang p. 344 figs. Pl 180, figs 5,6
1979Aspenites acutus Nichols and Silberling figs. Pl 1, figs ?10,?11,12-14,?15,?16
2008Aspenites acutus Brayard and Bucher p. 77 figs. Pl 42, figs 1-9
2010Aspenites acutus Brühwiler et al. p. 429 fig. 16.12,16.13
2012Aspenites acutus Brühwiler and Bucher p. 48 figs. Pl 26, figs 1,2
2013Aspenites acutus Brayard et al. p. 212 figs. 81a-j
2014Aspenites acutus Shigeta and Nguyen p. 136 fig. 97
2022Aspenites acutus Đaković et al. p. 427 figs. 13A-P

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea()
orderCeratitidaHyatt 1884
superfamilySagecerataceaeHyatt 1884
familyAspenitidae()
genusAspenites
speciesacutus

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.

†Aspenites acutus Hyatt and Smith 1905
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Invalid names: Aspenites laevis Welter 1922 [synonym], Aspenites obtusus Smith 1932 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height1720.114.041.018.68.27
shell diameter1730.411.066.030.714.5
shell inflation170.0040.0013.000.0011.22

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:33:06
Modified: 2005-10-06 16:36:47
Source: o = order, c = class
References: Kiessling 2004, Kiessling 2003

Age range: base of the Dienerian to the top of the Smithian or 250.50000 to 247.20000 Ma

Collections (68 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Triassic252.17 - 247.2USA (Nevada) Aspenites acutus (33313)
Early/Lower Triassic252.17 - 247.2USA (Idaho) Aspenites acutus (33285 33286 33314)
Smithian251.3 - 247.2USA (Idaho) Aspenites acutus (33288 33292) Aspenites obtusus, Aspenites acutus (33293)
Smithian251.3 - 247.2USA (Utah) Aspenites acutus (156016 156023 156025 156049 156054)
Smithian251.3 - 247.2Indonesia Aspenites laevis (205639)
Smithian251.3 - 247.2USA (Nevada) Aspenites acutus (62097 97117 97118 97121) Hemiaspenites obtusus, Aspenites acutus (61515 62096)
Smithian251.3 - 247.2Oman Aspenites acutus (102600 102601 127397 127399 127401 127402 127403 127404 127405 127408)
Smithian251.3 - 247.2Vietnam Aspenites acutus (155485 155509)
Smithian251.3 - 247.2Serbia and Montenegro (Bar) Aspenites acutus (213432)
Smithian251.3 - 247.2China (Gunagxi) Aspenites acutus (44014)
Smithian251.3 - 247.2China (Xizang) Aspenites acutus (97330 97360 229713 229715 229743 229744 229745 229753)
Smithian251.3 - 247.2USA (Alaska) Aspenites acutus (44394 44415)
Smithian251.3 - 247.2USA (California) Aspenites acutus (33298)
Smithian251.3 - 247.2China (Guangxi) Aspenites acutus (97135 97136 97141 97142 97145 97149 97150 97153 97154 97155 97157 97194 99907)
Smithian251.3 - 247.2China (Shaanxi) Aspenites acutus (99902)
Smithian251.3 - 247.2India (Himachal Pradesh) Aspenites acutus (139639 139640 139642 139646 139673 139674 139681 139682 139684)
Dienerian - Spathian250.5 - 247.2China Aspenites laevis (44006)