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Flexicalymene

Trilobita - Phacopida - Calymenidae

Synonymy list
YearName and author
1936Flexicalymene Shirley
1941Flexicalymene Whittington p. 493
1977Flexicalymene Siveter
1980Flexicalymene Owen and Bruton
2002Flexicalymene Jell and Adrain p. 376
2002Flexicalymene Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCalymeninaSwinnerton 1915
familyCalymenidaeMilne-Edwards 1840
subfamilyFlexicalymeninae
genusFlexicalymene

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
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
Adult height: 1.0 to < 10g
Spines: noneg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileg
Life habit: nektobenthicg
Diet: carnivoref
Vision: well-developedf
Comments: BODY SIZE: Data from Harrington et al. (1959). LIFE HISTORY: Data from Meyer et al. (2009).g
Created: 2009-06-09 12:08:00
Modified: 2009-07-20 15:30:25
Source: g = genus, f = family, c = class
References: Harrington et al. 1959, Aberhan et al. 2004, Hendy 2009

Age range: base of the Late/Upper Llanvirn to the top of the Sheinwoodian or 463.50000 to 430.50000 Ma

Collections (773 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Ordovician485.4 - 443.4USA (New York) F. sp. (332)
Middle Ordovician470.0 - 458.4USA (Kentucky) F. sp. (10745)
Middle Ordovician470.0 - 458.4USA (New York) F. sp. (333 334 335 430)
Early/Lower Llandeilo466.0 - 460.9United Kingdom (Wales) F. sp. (3366 3367)
Llanvirn466.0 - 460.9Spain (Asturias) F. sp. (21085)
Llandeilo466.0 - 449.5United Kingdom F. cambriensis (69586 69587 69588 69589 69590 69591 69592 69596)
Late/Upper Llanvirn463.5 - 460.9United Kingdom (Wales) F. cambriensis (3318 69529 69537 69544 69545 69548 69582 69583)
Late/Upper Llanvirn463.5 - 460.9United Kingdom F. cambriensis (69534 69535 69572 69573 69574 69575 69576 69597 69598)
Gisbornian460.9 - 456.1China F. peregrina (187887)
Costonian - Harnagian460.9 - 455.8United Kingdom (Wales) F. sp. (188594)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Porkuni445.6 - 443.7Sweden (Dalarne) F. sp. (153091 153092)
Hirnantian445.2 - 443.4United Kingdom (Scotland) F. scotica (181875 181876)
Hirnantian445.2 - 443.4Sweden F. sp. (159341)
Llandovery443.4 - 433.4USA (New York) F. sp. (443)
Llandovery - Wenlock443.4 - 427.4Ukraine F. studenicense (23346)
Aeronian - Telychian440.8 - 433.4USA (New York) Calymene senaria (81899)
Telychian438.5 - 433.4USA (New York) Calymene senaria (82569)
Telychian - Sheinwoodian438.5 - 430.5Argentina F. vaccarii (25103)
Wenlock433.4 - 427.4Ukraine F. studenicense (23349)
Wenlock - Ludlow433.4 - 423.0Argentina F. sp. (25060 25062)