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Hemitrochiscus

Cyclida - Hemitrochiscidae

Taxonomy
Hemitrochiscus was named by von Schauroth (1854) [Sepkoski's age data: P Guad].

It was assigned to Cyclida by Sepkoski (2002); and to Hemitrochiscidae by Glaessner (1969) and Schweitzer et al. (2020).

Species

Synonymy list
YearName and author
1854Hemitrochiscus von Schauroth p. 558
1969Hemitrochiscus Glaessner p. 569
2002Hemitrochiscus Sepkoski
2020Hemitrochiscus Schweitzer et al. p. 278

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
Deuteropoda
RankNameAuthor
Mandibulata
PancrustaceaZrzavý and Štys 1997
Hymenostraca(Rolfe 1969)
superclassMulticrustaceaRegier et al. 2010
Life
orderCyclida(Glaessner 1928)
familyHemitrochiscidaeTrauth 1918
genusHemitrochiscus

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.

G. †Hemitrochiscus von Schauroth 1854
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Hemitrochiscus paradoxus von Schauroth 1854
Diagnosis
ReferenceDiagnosis
C. E. Schweitzer et al. 2020Carapace semi-circular, strongly domed, optic notches deep; vermiform lines on posterolateral margins of carapace; thoracic somites visible ventrally and laterally where carapace is broken.