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Ambonacrinus decorus

Crinoidea - Diplobathrida - Rhodocrinitidae

Taxonomy
Ambonacrinus decorus was named by Cole et al. (2017). Its type specimen is MPZ2016/94 and is a 3D body fossil. Its type locality is Santa Catalina Hill. 45 meters, which is in a Berounian transition zone/lower shoreface sandstone in the Fombuena Formation of Spain. It is the type species of Ambonacrinus.

Synonymy list
YearName and author
2017Ambonacrinus decorus Cole et al. figs. 3.3–3.6, 4.4, 4.5

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumCrinozoaMatsumoto 1929
classCrinoideaMiller 1821
RankNameAuthor
subclassCamerataWachsmuth and Springer 1885
infraclassEucamerataCole 2017
orderDiplobathridaMoore and Laudon 1943
superfamilyRhodocrinitoideaRoemer 1855
familyRhodocrinitidaeRoemer 1855
genusAmbonacrinus
speciesdecorus

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
ReferenceDiagnosis
S. R. Cole et al. 2017Rhodocrinitid with medium conical calyx; infrabasals hidden; median ray ridges; all interrays in contact with tegmen; CD interray wider, anal series with anitaxial ridge originating from C-ray primibrachial; fixed primibrachials and secundibrachials; intrabrachial plates between fixed secundibrachials; 10 free arms, branched isotomously; brachials rectilinear uniserial.