-
solid m**** of
mesodermal embryonic tissue. All
schizocoelomates are
protostomians and they show holoblastic, spiral,
determinate cleavage. The term schizocoely...
-
phylogenetic relationships of the
nematodes and
their close relatives among the
protostomian Metazoa are unresolved. Traditionally, they were held to be a lineage...
- Press, New York. Nielsen, C. (1977)
Phylogenetic considerations: the
protostomian relationships. in
Biology of Bryozoans, R. M.
Woollacott and R. L. Zimmer...
- that the
moulting animals form a clade,
called the Ecdysozoa, a
second protostomian superphylum sister to the Lophotrochozoa. Lake also
explored concepts...
-
place them at the base of the bilaterians,
before the deuterostomians/
protostomians dichotomy,
while others place them
rather at the base of deuterostomians...
- on the
Permian ecosystem of the
Rodez Basin:
ichnofauna (traces of
protostomians,
tetrapods and fishes),
jellyfishes and
plants from Ban****ac-Canilhac...
- al.
Cambrian Stage 3
Chiungchussu China A small,
encrusting tubular protostomian,
preserved attached to a
mobile host (Vetulicola). The type
species is...
-
ancient signaling system,
being clearly present from the
divergence of the
protostomian/deuterostomian, and even
further back in time, to the very beginning...
