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Tithoniidae

Echinoidea - Tithoniidae

Taxonomy
Tithoniidae was named by Solovjev (1966). Its type is Tithonia.

It was assigned to Holasteroida by Barras (2007); and to Atelostomata by Kroh and Smith (2010).

Subtaxa
Tetraromania, Tithonia (type genus)

Synonymy list
YearName and author
1966Tithoniidae Solovjev
2007Tithoniidae Barras p. 158
2010Tithoniidae Kroh and Smith p. 172

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
RankNameAuthor
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
familyTithoniidae
familyTithoniidae

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.

Fm. †Tithoniidae Solovjev 1966
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G. †Tetraromania Solovjev 1971
G. †Tithonia Pomel 1883
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Tithonia berriasensis de Loriol 1873
Tithonia convexa Catullo 1827
Tithonia exile Eichwald 1865
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Invalid names: Tithonia heinzi Coquand 1880 [synonym]
Tithonia munsteri Desor 1848
Tithonia oxfordiana Gaillard et al. 2011
Tithonia praeconvexa Jesionek-Szymanska 1963
Tithonia transversa Cotteau 1867
Diagnosis
ReferenceDiagnosis
C. G. Barras 2007Crown group Atelostomata with a disjunct disc containing a reduced number of plates (e.g. Fig. 2E). The posterior genital plates are lost, the posterior gonopores opening instead on ocular plates II and IV.