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Ctenodus cristatus

Dipnoi

Taxonomy
Ctenodus cristatus was named by Agassiz (1838). It is a 3D body fossil. Its type locality is Mazon Creek (YPM collection), which is in a Westphalian D deltaic mudstone in the Carbondale Formation of Illinois.

It was recombined as Sagenodus cristatus by Sternberg (1841) and Eastman (1903).

Sister species lacking formal opinion data
C. whiteropei

Synonyms
Synonymy list
YearName and author
1838Ctenodus cristatus Agassiz p. 137 figs. Pl 19, fig 16
1841Sagenodus cristatus Sternberg
1868Ctenodus corrugatus Atthey
1868Ctenodus tuberculatus Atthey
1869Ctenodus concavus Barkas
1869Ctenodus ovatus Barkus
1891Sagenodus corrugatus Woodward
1891Ctenodus cristatus Woodward p. 251 figs. pl. iv, fig. 1
1902Ctenodus cristatus Hay p. 353
1903Sagenodus cristatus Eastman p. 188 figs. pl. 3, fig. 30
2013Ctenodus cristatus Sharp and Clack

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
orderDipnoi(Müller 1884)
genusCtenodus
speciescristatus

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.

†Ctenodus cristatus Agassiz 1838
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Invalid names: Ctenodus concavus Barkas 1869 [synonym], Ctenodus ovatus Barkus 1869 [synonym], Ctenodus tuberculatus Atthey 1868 [synonym], Sagenodus corrugatus Woodward 1891 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Created: 2009-07-20 21:50:54
Modified: 2009-07-20 23:50:54
Source: c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range: Westphalian D or 309.80000 to 307.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Westphalian D309.8 - 307.5USA (Illinois) Ctenodus cristatus (type locality: 112630)