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Curtognathus

Conodonta - Conodontophorida - Chirognathidae

Taxonomy
Curtognathus was named by Branson and Mehl (1933) [Sepkoski's age data: O Llvi-u O Cara-m Sepkoski's reference number: 313,800].

It was assigned to Chirognathidae by Sweet (1988); and to Conodontophorida by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1933Curtognathus Branson and Mehl
1955Cardiodella Branson and Mehl
1988Curtognathus Sweet p. 186
2002Curtognathus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassCyclostomataRichards
RankNameAuthor
orderConodontophorida
classConodontaPander 1856
orderPrioniodontida(Dzik 1976)
orderPrioniodinidaSweet 1988
familyChirognathidaeBranson and Mehl 1944
genusCurtognathusBranson and Mehl 1933

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. †Curtognathus Branson and Mehl 1933
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Invalid names: Cardiodella Branson and Mehl 1955 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitec
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Vision: well-developedc
Created: 2005-02-03 07:48:42
Modified: 2010-02-12 04:00:46
Source: c = class, subp = subphylum
References: Aberhan 1992, Carroll 1988

Age range: base of the Late/Upper Llanvirn to the top of the Turinian or 461.10000 to 453.80000 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Middle Ordovician471.3 - 458.2Canada (British Columbia) C. spp. (177778)
Whiterockian471.3 - 457.3Canada (British Columbia) C. spp. (177928)
Darriwilian469.4 - 458.2Russian Federation (Siberia) C. sp. (9228)
Darriwilian469.4 - 458.2Russian Federation Cardiodella lyrata (231580 234935)
Late/Upper Llanvirn461.1 - 458.2Russian Federation (Siberia) C. sp. (9227)
Late/Upper Ordovician458.2 - 443.1Canada (British Columbia) C. spp (177749) C. spp. (177929)
Turinian457.3 - 453.8USA (Missouri) C. sp. (176649)
Blackriveran457.3 - 449.6USA (Oklahoma) C. cordiformis, C. limitaris, C. sp., Cardiodella abbreviatus, Cardiodella densus (23988) C. coronata, C. limitaris, Cardiodella arcuatus, Cardiodella robustus (23985)
Blackriveran - Shermanian457.3 - 449.6USA (Minnesota) C. spp. (23295 23298)
Blackriveran - Shermanian457.3 - 449.6USA (Iowa) C. spp. (23300)