-
Eodiscina is
trilobite suborder. The
Eodiscina first developed near the end of the
Lower Cambrian period (late Atdabanian) and
became extinct at the end...
- Ordovician. The
Agnostida are
divided into two suborders —
Agnostina and
Eodiscina —
which are then
subdivided into a
number of families. As a group, agnostids...
-
representing non-trilobite
arthropods unrelated to the
suborder Eodiscina.
Under this hypothesis,
Eodiscina would be
elevated to a new order, Eodiscida. Over 20...
- the
fossil record as
members of Redlichiina,
although Ptychopariida and
Eodiscina follow soon after. The
suborder died out when the
Lower Cambrian p****ed...
- †Sinoburiida
Order †Xandarellida
Order †Nectaspidida
Order †Helmetiida †
Order †
Eodiscina Order †Olenellina
Order †Asaphida
Order †Aulacopleurida
Order †Corynexochida...
-
Dicerodiscus 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...
-
cephalothoracic aperture) that
uniquely distinguishes this
group from the
Eodiscina. A
feature shared with all
Agnostoidea is that the
frontal lobe of the...
- Zhang, Lu et al., 1980] is a
small family of trilobites,
belonging to the
Eodiscina.
Yukonia intermedia Palmer 1968 (Plate 2,
figures 14, 17–19, 22, 23, 27...
- Phylum:
Arthropoda class: †Trilobita (?) Order: †Agnostida Suborder: †
Eodiscina Superfamily: †Eodiscoidea Family: †Calodiscidae Kobayashi, 1943 Genera...
-
third eye
morphology of trilobites, but it has
found only
within the
Eodiscina. This form of eye
consisted of up to 70 much
smaller lenses. The cornea...
