-
Amiskwia is a
genus of soft-bodied
marine animals known from
fossils of the
Middle Cambrian Lagerstätten both in the
Burgess Shale in
British Columbia...
- defecation.
Unlike other gnathiferans, in
chaetognaths and the
extinct Amiskwia the **** is
located on the
ventral surface in a
subterminal position. Both...
- a chaetognath, but was
probably more
basal to
modern arrow worms than
Amiskwia. As of
January 2024, 13
known specimens have been ****igned to this species...
- horseshoe-shaped carapace.
Pikaia was a stem-chordate from the
Middle Cambrian Amiskwia sagittiformis was a
large bodied gnathiferan from
Canada and
China Haplophrentis...
- four families, six genera, for a
total of 58
species – plus the
extinct Amiskwia,
classified as a true
primitive chaetognath in a
separate class, Archisagittoidea...
-
improves phylogenetic frameworks: re-evaluating
placement of the
fossil Amiskwia sagittiformis".
Journal of
Systematic Palaeontology. 20 (1): 1–14. doi:10...
-
improves phylogenetic frameworks: re-evaluating
placement of the
fossil Amiskwia sagittiformis".
Journal of
Systematic Palaeontology. 20 (1): 1–14. doi:10...
-
traces from the
Middle Tri****ic of Germany. The
Middle Cambrian fossil Amiskwia from the
Burgess Shale has been
classed as a nemertean,
based on a resemblance...
- locomotion. Vinther, Jakob; Parry, Luke A. (2019). "Bilateral jaw
elements in
Amiskwia sagittiformis bridge the
morphological gap
between gnathiferans and chaetognaths"...
-
improves phylogenetic frameworks: re-evaluating
placement of the
fossil Amiskwia sagittiformis".
Journal of
Systematic Palaeontology. 20 (1): 1–14. doi:10...
