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

Acanthomicmacca (Acanthomicmacca) walcotti

Trilobita - Corynexochida - Chengkouiidae

Taxonomy
Micmacca walcotti was named by Matthew (1899) [Lectotype designated by Geyer 2016]. Its type specimen is ROM 7783-E1 (lectotype), a cephalon/head (cranidium), and it is a 3D body fossil.

It was recombined as Micmacca (Acanthomicmacca) walcotti by Hupé (1953); it was recombined as Acanthomicmacca walcotti by Landing et al. (2008); it was recombined as Acanthomicmacca (Acanthomicmacca) walcotti by Geyer (2016).

Synonymy list
YearName and author
1899Micmacca walcotti Mathew
1899Micmacca walcotti Matthew pp. 79-80
1953Micmacca (Acanthomicmacca) walcotti Hupé
2008Acanthomicmacca walcotti Landing et al. p. 896
2016Acanthomicmacca (Acanthomicmacca) walcotti Geyer p. 337

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderCorynexochida
suborderCorynexochinaKobayashi 1935
familyChengkouiidaeZhu 1980
genusAcanthomicmaccaHupé 1953
subgenusAcanthomicmaccaHupé 1953
specieswalcotti(Matthew 1899)

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.

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 06:20:34
Modified: 2009-12-14 08:20:34
Source: f = family, o = order, c = class
References: Whittington et al. 1997, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Atdabanian - Botomian521.0 - 512.9Canada (Nova Scotia) Acanthomicmacca walcotti (9391)