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Minohellenus quinquedentatus

Malacostraca - Decapoda - Carcinidae

Taxonomy
Charybdis (Minohellenus) quinquedentata was named by Karasawa (1990). Its type specimen is MFM9030 and is a 3D body fossil. Its type locality is Yamanouchi, which is in a Burdigalian shallow subtidal siltstone in the Akeyo Formation of Japan. It is the type species of Charybdis (Minohellenus).

It was recombined as Minohellenus quinquedentata by Schweitzer and Feldmann (2000); it was recombined as Minohellenus quinquedentatus by Schweitzer et al. (2010), Schweitzer et al. (2021).

Synonymy list
YearName and author
1990Charybdis (Minohellenus) quinquedentata Karasawa p. 21 figs. PI. 6, Figs. 7a-c, 8a, b
1993Charybdis (Minohellenus) quinquedentata Karasawa p. 56 figs. Pl 13, figs 3a,b; pl 14, figs 3a-c
2000Minohellenus quinquedentata Schweitzer and Feldmann p. 643
2010Minohellenus quinquedentatus Schweitzer et al. p. 107
2021Minohellenus quinquedentatus Schweitzer et al. p. 11 fig. 5.2a,b

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
—Deuteropoda
—Mandibulata
—PancrustaceaZrzavý and Štys 1997
—Hymenostraca(Rolfe 1969)
superclassMulticrustaceaRegier et al. 2010
classMalacostraca()
subclassEumalacostracaGrobben 1892
RankNameAuthor
—CaridoidaHessler 1982
orderDecapoda
suborderPleocyemataBurkenroad 1963
—Reptantia(Boas)
—MeiuraSaint Laurent 1980
infraorderBrachyura()
—Eubrachyurade Saint Laurent 1980
—HeterotremataGuinot 1977
superfamilyPortunoideaRafinesque 1815
familyCarcinidaeMacLeay 1838
subfamilyPolybiinaePaulson 1875
genusMinohellenus()
speciesquinquedentatus()

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: semi-infaunalsuperf
Diet: carnivoreo
Vision: well-developedc
Created: 2022-11-16 17:22:41
Modified: 2025-10-01 19:09:12
Source: f = family, superf = superfamily, o = order, c = class
References: Aberhan 1992, Turnsek 1997, Fearon and Clapham 2023

Age range: Burdigalian or 20.45000 to 15.98000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Burdigalian20.45 - 15.98Japan (Gifu) Charybdis quinquedentata (type locality: 46950)