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Calymene frontosa

Trilobita - Phacopida - Calymenidae

Taxonomy
Calymene frontosa was named by Lindström (1885). Its type specimen is RM Ar6210 [lectotype selected by Clarkson and Howells 1981], an exoskeleton, and it is a 3D body fossil.

Sister species lacking formal opinion data
C. interjecta, C. lata, C. reperta, C. replicata, C. tentaculata, C. teddersensis

Synonymy list
YearName and author
1885Calymene frontosa Lindström

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCalymeninaSwinnerton 1915
familyCalymenidaeMilne-Edwards 1840
subfamilyCalymeninaeMilne Edwards 1840
genusCalymeneBrongniart 1822
speciesfrontosaLindström 1885

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.

†Calymene frontosa Lindström 1885
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Spines: noneg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobilef
Life habit: nektobenthicf
Diet: carnivoref
Vision: well-developedf
Created: 2009-06-09 12:06:43
Modified: 2009-06-09 14:06:43
Source: g = genus, f = family, c = class
References: Harrington et al. 1959, Hendy 2009, Aberhan et al. 2004

Age range: base of the Telychian to the top of the Adavere or 438.50000 to 428.20000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Llandovery443.4 - 433.4Canada (Northwest Territories) Calymene frontosa (26031)
Llandovery443.4 - 433.4Ukraine Calymene frontosa (23343)
Llandovery - Wenlock443.4 - 427.4Ukraine Calymene frontosa (23363)
Llandovery - Wenlock443.4 - 427.4United Kingdom (England) Calymene frontosa (23089)
Adavere439.0 - 428.2Lithuania Calymene frontosa (193134)
Adavere439.0 - 428.2Estonia Calymene frontosa (13723 193132 195607)
Adavere439.0 - 428.2Estonia (Saare) Calymene frontosa (193130 193131)
Adavere439.0 - 428.2Latvia Calymene frontosa (193133)
Telychian438.5 - 433.4United Kingdom (Scotland) Calymene frontosa (23308 188542 188545)
Wenlock433.4 - 427.4United Kingdom (Scotland) Calymene frontosa (188540)