Dolichometopidae
Encyclopedia
Dolichometopidae is a family
of trilobite
s that lived in the Cambrian
, from the lower Botomian to the Dresbachian
. It contains the following genera:
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
of trilobite
Trilobite
Trilobites are a well-known fossil group of extinct marine arthropods that form the class Trilobita. The first appearance of trilobites in the fossil record defines the base of the Atdabanian stage of the Early Cambrian period , and they flourished throughout the lower Paleozoic era before...
s that lived in the Cambrian
Cambrian
The Cambrian is the first geological period of the Paleozoic Era, lasting from Mya ; it is succeeded by the Ordovician. Its subdivisions, and indeed its base, are somewhat in flux. The period was established by Adam Sedgwick, who named it after Cambria, the Latin name for Wales, where Britain's...
, from the lower Botomian to the Dresbachian
Dresbachian
The Dresbachian is the lower stage of the Late or Upper Cambrian Period in North America, equivalent to the Chinese Guzhangian which spans about 4 million years, from...
. It contains the following genera:
- Aegunaspis
- Amphoton
- Anoria
- Asperocare
- Athabaskia
- Athabaskiella
- Atypicus
- Basanellus
- Bathyuriscidella
- BathyuriscusBathyuriscusBathyuriscus is an extinct genus of Cambrian trilobite. It was a nektobenthic predatory carnivore. Specimens have been found in the Marjumian of the USA and in the Middle Cambrian of Australia, Canada , Greenland, Mexico, and the USA...
- Borovikovia
- Centonella
- Chilometopus
- Chilonorria
- Clavaspidella
- Corynexochides
- Deiradonyx
- Dolicholeptus
- Dolichometopsis
- Dolichometopus
- Drozdoviella
- Erratobalticus
- Ezhuangia
- Fuchouia
- Glossopleura
- ?Granularaspis
- Guraspis
- ?HanburiaHanburiaHanburia is a genus of trilobite known from the Middle Cambrian Burgess Shale....
- Hemirhodon
- Horonastes
- Itydeois
- Kannoriella
- Klotziella
- Lianhuashania
- Mendospidella
- Neopoliellina
- Parapoliella
- Poliella
- Poliellaspidella
- PoliellaspisPoliellaspisPoliellaspis is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Botomian stage, which lasted from approximately . This faunal stage was part of the Cambrian Period....
- PoliellinaPoliellinaPoliellina is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the early part of the Botomian stage, which lasted from approximately . This faunal stage was part of the Cambrian Period....
- Politinella
- Polypleuraspis
- Prosymphysurus
- Pseudamphoton
- Ptannigania
- Saimixiella
- Sestrostega
- Shanghaia
- SinijanellaSinijanellaSinijanella is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the early part of the Botomian stage, which lasted from approximately . This faunal stage was part of the Cambrian Period....
- Suvorovaaspis
- Undillia
- Zhenpingaspis