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Morphology Ecology and taphonomy   Age range and collections

Gallagnostus

Trilobita - Agnostida - Peronopsidae

Taxonomy
Gallagnostus was named by Howell (1935) [Sepkoski's age data: Cm uMid]. It is not extant.

It was assigned to Phalacrominae by Harrington and Leanza (1957); and to Agnostida by Sepkoski (2002).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1935Gallagnostus Howell
1957Gallagnostus Harrington and Leanza
2002Gallagnostus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
familyPeronopsidaeWestergard 1936
subfamilyPhalacrominaeRaymond 1913
genusGallagnostusHowell 1935

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