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Arachnoides

Echinoidea - Clypeasteroida - Clypeasteridae

Taxonomy
Arachnoides was named by Leske (1778) [Sepkoski's age data: T Plio R]. It is extant. It is the type genus of Arachnoidinae.

It was assigned to Arachnoididae by Durham (1966); and to Clypeasteroida by Sepkoski (2002).

Synonymy list
YearName and author
1778Arachnoides Leske p. 218
1966Arachnoides Durham p. U464
2002Arachnoides Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEchinozoa
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
RankNameAuthor
Carinacea
Irregularia()
Microstomata
Neognathostomata
orderClypeasteroida
suborderClypeasterina()
familyClypeasteridae()
subfamilyArachnoidinae
genusArachnoides

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