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Psammodus turgidus

Chondrichthyes - Psammodontiformes - Psammodontidae

Taxonomy
Helodus turgidus was named by Agassiz (1838).

It was recombined as Psammodus turgidus by Agassiz Duplicate (1838) and Agassiz Duplicate (1839).

Sister species lacking formal opinion data
P. spicularis

Synonymy list
YearName and author
1838Helodus turgidus Agassiz p. 106 figs. Pl 15, figs 1-12
1838Psammodus turgidus Agassiz Duplicate
1839Psammodus turgidus Agassiz Duplicate
1855Helodus turgidus M'Coy p. 632

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderPsammodontiformesObruchev 1953
familyPsammodontidae
genusPsammodus
speciesturgidus()

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.

†Psammodus turgidus Agassiz 1838
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 07:14:24
Modified: 2009-07-21 09:14:24
Source: o = order, subp = subphylum
References: Wagner 2023, Carroll 1988, Hendy et al. 2009

Age range: Mississippian or 358.86000 to 323.40000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Mississippian358.86 - 323.4United Kingdom Helodus turgidus (132781)