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

Pharostoma obtusum

Trilobita - Phacopida - Calymenidae

Taxonomy
Otarion obtusum was named by McCoy (1846).

It was corrected as Otarion obtusa by McCoy (1846); it was recombined as Pharostoma obtusum by Warburg (1925); it was recombined as Prionocheilus obtusus by Owen and Bruton (1980).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1846Otarion obtusa McCoy
1925Pharostoma obtusum Warburg
1980Prionocheilus obtusus Owen and Bruton

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCalymeninaSwinnerton 1915
familyCalymenidaeMilne-Edwards 1840
subfamilyPharostomatinaeHupe 1953
genusPharostomaRouault 1847
speciesobtusum(McCoy 1846)

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.

Pharostoma obtusum McCoy 1846
show all | hide all
Diagnosis
No diagnoses are available