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

Periarchus rutriformis

Echinoidea - Clypeasteroida - Protoscutellidae

Taxonomy
Periarchus rutriformis was named by Paulson (1958).

It was synonymized subjectively with Periarchus lyelli by Kier (1980).

Sister species lacking formal opinion data
P. floridans, P. floridanus, P. floridianus, P. lyelli, P. lyelli

Synonymy list
YearName and author
1958Periarchus rutriformis Paulson

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
RankNameAuthor
—Carinacea
—Irregularia()
—Microstomata
—Neognathostomata
orderClypeasteroida
suborderScutellina()
infraorderScutelliformes
familyProtoscutellidae
genusPeriarchus
speciesrutriformisPaulson 1958

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.

†Periarchus rutriformis Paulson 1958
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: slow-movingo
Life habit: semi-infaunalo
Diet: detritivoreo
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 18:19:59
Modified: 2009-10-08 15:05:22
Source: o = order, c = class, p = phylum
References: Aberhan et al. 2004, Kiessling 2004, Aberhan 1992
Collections
No collection or age range data are available