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Schizaster symmetricus

Echinoidea - Spatangoida - Schizasteridae

Taxonomy

No taxonomic data are available

Sister species
S. alcaldei, S. americana, S. bathypetalus (syn. S. pentagonalis, S. gigas), S. beckeri, S. brachypetalus, S. californicus, S. camagueyensis, S. cartagensis, S. cojimarensis, S. compactus, S. cordiformis, S. costaricensis, S. cristatus, S. cubensis, S. cubitabellae, S. delgadoi, S. diabloensis, S. doederleini, S. dumblei, S. egozcuei, S. fernandezi, S. floridanus, S. formelli, S. gerthi (syn. Paraster clarki), S. habanensis, S. lecontei, S. llagunoi, S. martinezensis, S. moronensis, S. munozi (syn. Paraster tschopi, S. riveroi, S. guirensis, Paraster orientalis), S. neuvitasensis, S. panamensis, S. pastelilloensis, S. rimosus, S. rojasi, S. salutis, S. sanctamariae, S. sandiegensis, S. santanae, S. schlosseri, S. sierrai, S. sphenoides, S. stalderi, S. studeri, S. subcylindricus
Sister species lacking formal opinion data

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
orderSpatangoida
suborderPaleopneustina
familySchizasteridae()
genusSchizasterAgassiz 1835
speciessymmetricus

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Early/Lower Miocene or 23.03000 to 15.97000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Miocene23.03 - 15.97India Schizaster symmetricus (78641)