-
known eodiscoid is Tsunyidiscus. The
glabella of
Tsunyidiscus is
extremely similar to that of
Dipharus clarki, and
distinct from all
other eodiscoids. D...
- Quebec). Westrop, S.R.; Landing, E. (2011). "Lower
Cambrian (Branchian)
eodiscoid trilobites from the
lower Brigus Formation,
Avalon Peninsula, Newfoundland...
- Chinese]. YANG, A., ZHU, M., ZHANG, J. and LI, G. 2003.
Early Cambrian eodiscoid trilobites of the
Yangtze Platform and
their stratigraphic implications...
-
oldest known eodiscoid. The
glabella of
Tsunyidiscus is
extremely similar to that of
Dipharus clarki, and
distinct from all
other eodiscoids. D. clarki...
-
Peronopsid genus (Archaeagnostus)
probably descended directly from the
Eodiscoid genus Tannudiscus (Weymouthiidae). Some
scholars do not
consider the Agnostina...
- some
reaching up to 65 cm (two feet) in
length Dawsonia (trilobite), an
eodiscoid trilobite Dawsonia (problemati****), a
Palaeozoic problemati**** This disambiguation...
- Four
species have been ****igned to it.
Dicerodiscus is
unique for an
eodiscoid in
having con****uous and
curved spines that are
attached anteriorly,...
- CLARKSON, E. N. K., NILSSON, C. H. and AXHEIMER, N. 1988. The
Lower Cambrian eodiscoid trilobite Calodiscus lobatus from Sweden: Morphology,
ontogeny and distribution...
- Revised. pp. 390–392. JELL, P. A. (1975). "Australian
Middle Cambrian Eodiscoids with a
review of the superfamily".
Palaeontographica Abteilung A. 150:...
- AXHEIMER, N.,
AHLBERG P. & CEDERSTRÖM P., 2007. A new
lower Cambrian eodiscoid trilobite fauna from
Swedish Lapland and its
implications for intercontinental...
