Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Helodus rugosus

Chondrichthyes - Helodontiformes - Helodontidae

Taxonomy
Helodus rugosus was named by Newberry and Worthen (1870).

Synonymy list
YearName and author
1870Helodus rugosus Newberry and Worthen p. 359 figs. pl. II, fig 14
1902Helodus rugosus Hay p. 287
1903Helodus rugosus Eastman p. 182 figs. pl. 2, fig. 14
1916Helodus rugosus Branson p. 643 figs. Pl 2, fig 20

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
orderHelodontiformes
familyHelodontidae
genusHelodus
speciesrugosusNewberry and Worthen 1870

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.

†Helodus rugosus Newberry and Worthen 1870
show all | hide all
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 06:36:22
Modified: 2009-07-21 08:36:22
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Wagner 2023, Carroll 1988

Age range: base of the Kasimovian to the top of the Roadian or 307.00000 to 266.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Kasimovian307.0 - 303.7USA (Nebraska) Helodus rugosus (132967)
Roadian274.4 - 266.9USA (Wyoming) Helodus rugosus (149346)