-
Trinucleidae is a
family of
small to
average size
asaphid trilobites that
first occurred at the
start of the
Ordovician and
became extinct at the end of...
- the: Alataspididae, Dionididae, Liostracinidae, Raphiophoridae, and
Trinucleidae Alsataspididae: Ajrikina, Alataupleura, Araiopleura, Calycinoidia, Caputrotundum...
- Trinucleioidea ?
Alsataspididae Dionididae Liostracinidae Raphiophoridae Trinucleidae incertae sedis Rhyssometopidae (includes Mapaniidae, Plectriferidae)...
- is a
genus of
trilobites of the
order Asaphida. It is in the
family Trinucleidae.
Fossil specimens are
found in the
Ordovician rocks of Powys, Wales....
-
classification Domain:
Eukaryota Kingdom:
Animalia Phylum:
Arthropoda class: †Trilobita Order: †Asaphida Family: †
Trinucleidae Genus: †Cryptolithus Green, 1832...
- Domain:
Eukaryota Kingdom:
Animalia Phylum:
Arthropoda class: †Trilobita Order: †Asaphida Family: †
Trinucleidae Genus: †Furcalithus
Fortey & Owens, 1987...
-
Hymenochaetaceae Onnia (trilobite), a
genus of
trilobite in the
family Trinucleidae from the late
Ordovician of Africa, Europe,
North America and
South America...
-
Broeggerolithus is a
genus of the
family Trinucleidae in the
Ordovician periods. It is
reported only from
Northern Europe. "Broeggerolithus Bancroft, 1935"...
- is a
genus of
trilobites of the
Order Asaphida. It is in the
family Trinucleidae.
Fossil specimens have been
found in the
Lower Ordovician rocks of Gilwern...
-
Deanaspis is a
genus of
asaphid trilobites in the
family Trinucleidae in the
Ordovician periods. It is
reported only from
Northern Europe and Iran. "Deanaspis...
