Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Lloydia (Leiostegium) douglasi

Trilobita - Corynexochida - Leiostegiidae

Taxonomy
Lloydia (Leiostegium) douglasi was named by Harrington (1937). It is not extant.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1937Lloydia (Leiostegium) douglasi Harrington
1957Lloydia (Leiostegium) douglasi Harrington and Leanza

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderCorynexochida
suborderLeiostegiinaBradley 1925
superfamilyLeiostegioideaBradley 1925
familyLeiostegiidaeBradley 1925
genusLloydiaVogdes 1893
subgenusLeiostegiumRaymond 1913
speciesdouglasiHarrington 1937

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.

Lloydia (Leiostegium) douglasi Harrington 1937
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-12-14 06:30:50
Modified: 2009-12-14 08:30:50
Source: f = family, o = order, c = class
References: Whittington et al. 1997, Aberhan et al. 2004, Hendy et al. 2009

Age range: Tremadoc or 486.40000 to 477.10000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Tremadoc486.4 - 477.1Argentina (Jujuy) Lloydia douglasi (9081)
Tremadoc486.4 - 477.1Argentina (Salta) Lloydia douglasi (115768 115814 115815 115822 115824)