- for
different taxa of
ambulacrarians. It has been
suggested that the
adult form of the last
common ancestor of the
ambulacrarians was
anatomically similar...
-
Deuterostomes consist of
chordates (which
include the vertebrates) and
ambulacrarians. It
seems likely that the 555
million year old
Kimberella was a member...
-
ambulacrarians chordates...
-
Ambulacrarians Chordates...
-
Deuterostomia (
Ambulacrarians and chordates) Protostomia...
-
Ambulacrarians reported from the
Marjum Formation Genus Species Presence Material Notes Images Castericystis C. vali
Numerous specimens. A solutan. Eldonia...
- stem-chordate, a hemichordate, a stem-vertebrate, a stem-deuterostome, an
ambulacrarian, a
bilaterian of
uncertain placement, as a
protosome of
uncertain position...
-
Rendezvous point Time New
Pilgrim Story 25 550 mya
Ambulacrarians This
diverse group includes the echinoderms,
along with some
organisms labelled "worms"...
-
fossils places Rotadiscus,
along with
other eldoniids, as stem-group
ambulacrarians. CHEN, J-Y.; M-Y. ZHU; G. Q. ZHOU (1995). "The
early Cambrian medusiform...
-
Cambroernids are
probably deuterostomes,
specifically stem- or crown-group
ambulacrarians related to
echinoderms and hemichordates.
Eldoniidae was a
family first...
