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Kathwaia

Trilobita - Proetida - Phillipsiidae

Taxonomy
Kathwaia was named by Grant (1966) [Sepkoski's age data: P Guad-u P Djhu Sepkoski's reference number: 624]. Its type is Kathwaia capitorosa.

It was assigned to Trilobita by Grant (1966); to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2003); and to Bollandiinae by Owens (2003).

Synonymy list
YearName and author
1966Kathwaia Grant p. 69
2002Kathwaia Sepkoski, Jr.
2003Kathwaia Jell and Adrain p. 391
2003Kathwaia Owens p. 380

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyPhillipsiidaeOehlert 1886
subfamilyBollandiinaeHahn and Brauckmann 1988
genusKathwaia

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
ReferenceDiagnosis
R. E. Grant 1966Cephalon semicircular in outline, genal spines absent. Glabella inflated, protruding anterior to border, with two small but prominent lateral pre-occipital lobes. Eyes small, near mid-length of cephalon. Thorax with nine segments. Pygidium short, with border but no border furrow. Ornamentation granular, present on all parts but strongest on cephalon.