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Biarmatoidella

Gastropoda - Eucyclidae

Synonymy list
YearName and author
2003Biarmatoidella Gründel
2012Biarmatoidella Gründel et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassVetigastropoda(Salvini-Plawen 1980)
superfamilySeguenzioideaVerril 1884
familyEucyclidaeKoken 1896
subfamilyCalliotropinaeHickman and McLean 1990
genusBiarmatoidellaGründel 2003

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. †Biarmatoidella Gründel 2003
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†Biarmatoidella lorioli Greppin 1898
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Invalid names: Monodonta biarmata Münster 1867 [synonym], Riselloidea biarmata Bosch 1998 [synonym], Riselloidea triarmata Hebert and Deslongchamps 1860 [synonym], Trochus biarmatus Münster 1844 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilesuperf
Life habit: epifaunalsuperf
Diet: grazersuperf
Vision: limitedc
Created: 2009-09-10 08:46:29
Modified: 2009-09-10 10:47:18
Source: superf = superfamily, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Early/Lower Bajocian to the top of the Bathonian or 171.60000 to 166.10000 Ma
Minimum age of oldest fossil (stem group age): 168.4 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Bajocian171.6 - 168.4Germany B. lorioli (150927 150928 151069)
Late/Upper Bajocian171.6 - 167.7Poland Calliotropis biarmata (63073)
Sauzei171.6 - 167.7Morocco Riselloidea biarmata (97894)
Bathonian168.3 - 166.1Poland Calliotropis biarmata (63076)
Bathonian - Middle Callovian168.3 - 161.2Germany Riselloidea biarmata (58258 58380)
Late/Upper Bathonian167.7 - 164.7Germany Riselloidea biarmata (58242)
Middle Bathonian167.7 - 164.7Poland Calliotropis biarmata (63077 63078)