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Etheridgella

Holothuroidea - Etheridgellidae

Taxonomy
Etheridgella was named by Croneis and McCormack (1932) [Sepkoski's age data: C Step-u Sepkoski's reference number: 2]. Its type is Etheridgella porosa. It is the type genus of Etheridgellidae.

It was assigned to Elasipoda by Deflandre-Rigaud (1952); to Etheridgellidae by Summerson and Campbell (1958), Deflandre-Rigaud (1962), Frizzell and Exline (1966) and Kozur and Mostler (1971); and to Arthrochirotida by Sepkoski (2002).

Species
E. biconvexa, E. pentagonia, E. porosa (type species)

Synonymy list
YearName and author
1932Etheridgella Croneis and McCormack
1952Etheridgella Deflandre-Rigaud p. 8
1958Etheridgella Summerson and Campbell p. 967
1962Etheridgella Deflandre-Rigaud p. 65
1966Etheridgella Frizzell and Exline p. U665
1971Etheridgegella Kozur and Mostler p. 26
2002Etheridgella Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Echinozoa()
classHolothuroidea()
familyEtheridgellidae
genusEtheridgella

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.

G. †Etheridgella Croneis and McCormack 1932
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†Etheridgella biconvexa Summerson and Campbell 1958
†Etheridgella pentagonia Kristan-Tollmann 1963
†Etheridgella porosa Croneis and McCormack 1932
Diagnosis
No diagnoses are available