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Ammotrophus

Echinoidea - Clypeasteroida - Clypeasteridae

Taxonomy
Ammotrophus was named by Clark (1928) [Sepkoski's age data: Q Plei R]. It is extant.

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

Synonymy list
YearName and author
1928Ammotrophus Clark p. 471
1966Ammotrophus Durham p. U467
2002Ammotrophus 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
genusAmmotrophus

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