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Coronula

Maxillopoda - Sessilia - Coronulidae

Taxonomy
Coronula was named by Bruguière (1792) [Sepkoski's age data: T Mi-u R Sepkoski's reference number: 346]. It is extant.

It was assigned to Cirripedia by Sepkoski (2002); to Coronulinae by Bianucci et al. (2006); and to Coronulidae by McLaughlin et al. (2005), Jones (2007) and Collareta et al. (2018).

Synonymy list
YearName and author
1792Coronula Bruguière
2002Coronula Sepkoski, Jr.
2005Coronula McLaughlin et al. p. 41
2006Coronula Bianucci et al. p. 328
2007Coronula Jones p. 294
2018Coronula Collareta et al. p. 15

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumMandibulata
Pancrustacea
RankNameAuthor
subphylumCrustaceaBrünnich 1772
classMaxillopodaDahl 1956
subclassCirripedia(Rafinesque 1816)
superorderThoracica(Darwin 1854)
orderSessiliaLamarck 1818
suborderBalanomorphaPilsbry 1916
superfamilyChionolasmatoideaBuckeridge 1983
familyCoronulidaeLeach 1817
genusCoronulaBruguière 1792

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
A. Collareta et al. 2018Bo- dy within shell wall composed of six equal- sized compartments; opercular valves pre- sent; parietes with similar structure throughout, without internal midribs; parie- tal ribs radiate accordion-like to end as T- shaped flanges forming exterior of wall; ra- dii less than half thickness of parietes, orifi- ce of body chamber larger than basal opening; sheath smooth, extending entire length of inner wall; radiating ribs on either side of sutures unbranched or asymmetrically branched; opposed sides of terminal flanges crenulate.