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Sirenotrachyceras

Cephalopoda - Ceratitida - Trachyceratidae

Taxonomy
Sirenotrachyceras was named by Krystyn (1978) [Sepkoski's age data: Tr Ladi-u Tr Carn-l Sepkoski's reference number: 302]. It is not extant. Its type is Protrachyceras hadwigae.

It was assigned to Ceratitida by Sepkoski (2002); and to Sirenitinae by Tozer (1981), Urlichs (2017).

Synonymy list
YearName and author
1978Sirenotrachyceras Krystyn
1981Sirenotrachyceras Tozer p. 96
2002Sirenotrachyceras Sepkoski
2017Sirenotrachyceras Urlichs p. 187

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea()
orderCeratitidaHyatt 1884
superfamilyTrachyceratoidea(Haug 1894)
familyTrachyceratidaeHaug 1894
subfamilySirenitinaeTozer 1971
genusSirenotrachycerasKrystyn 1978

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.

G. †Sirenotrachyceras Krystyn 1978
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†Sirenotrachyceras furcatum Münster 1841
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Invalid names: Ammonites nodocostatus Klipstein 1843 [synonym], Ceratites agassizii Klipstein 1843 [synonym]
†Sirenotrachyceras hadwigae Mojsisovics 1893
†Sirenotrachyceras rudolphi von Mojsisovics 1882
†Sirenotrachyceras thusneldae Mojsisovics 1893
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Invalid names: Anolcites (Trachyceras) carnerii Mojsisovics 1893 [synonym], Anolcites (Trachyceras) lenaui Mojsisovics 1893 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height117.654.0015.57.903.79
shell diameter1118.411.041.018.69.51
shell inflation116.054.0014.35.703.21

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 Ladinian to the top of the Tuvalian or 241.46400 to 227.30000 Ma

Collections (41 total)


Time interval Ma Country or state Original ID and collection number
Anisian - Ladinian246.7 - 237.0Italy (Udine) Protrachyceras furcatum (201597)
Pelsonian - Tuvalian244.24 - 227.3Türkiye (Anatolia) Protrachyceras furcatum (204518 204521)
Ladinian241.464 - 237.0Italy S. sp. (50821)
Julian237.0 - 233.6Italy Ammonites furcatus (137429) Ammonites nodocostatus, Ceratites agassizii (145649) S. furcatum (184712 184792) S. furcatum, S. hadwigae (171155) S. furcatum, S. hadwigae, S. rudolphi (184724) S. furcatum, S. rudolphi (184709) S. hadwigae, S. rudolphi (184725) S. rudolphi (184701 184703 184715 184721 184726 184727 184728 184729) S. sp. (50853 50866 142053 142063) S. sp., S. thusneldae (142066) S. thusneldae (141956 141965 141967 141972 142041 142046 142052 142057) Trachyceras hadwigae (69248)
Julian237.0 - 233.6Austria Trachyceras rudolphi (159521 159524)
Julian237.0 - 233.6Romania Trachyceras rudolphi, Trachyceras furcatum (160170)
Carnian237.0 - 227.3Italy Trachyceras furcatum (212025)
Carnian237.0 - 227.3Italy (South Tyrol) Protrachyceras furcatum (205149)
Carnian237.0 - 227.3Italy (Belluno) Trachyceras furcatum (212024)
Tuvalian233.6 - 227.3Indonesia Protrachyceras furcatum (204272)