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Echinocardium marylandiense

Echinoidea - Spatangoida - Loveniidae

Taxonomy
Echinocardium marylandiense was named by Kier (1972). It is a 3D body fossil. Its type locality is Scientist Cliffs [Calvert Beach Mbr, Calvert Fm], which is in a Serravallian marginal marine sandstone in the Calvert Formation of Maryland.

Sister species lacking formal opinion data
E. depressum

Synonymy list
YearName and author
1972Echinocardium marylandiense Kier p. 16 figs. pl. 6; pl. 7, figs. 2, 3; pl. 8, figs. 1, 2

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderSpatangoida
suborderBrissidina
superfamilySpatangidea
familyLoveniidae
genusEchinocardiumGray 1825
speciesmarylandiense

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.

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Diagnosis
No diagnoses are available