-
namely the
appearance of a
differentiated first appendage pair (the '
deutocerebral' pair), a
multisegmented head, a hypostome/labrum complex, and by bearing...
- (further
somites omitted) P: ∎
Protocerebral somite /
appendage D: ∎
Deutocerebral somite /
appendage T: ∎
Tritocerebral somite /
appendage L: ∎ Walking...
-
homologous to the
chelicerae of
euchelicerates (originated from the
deutocerebral segment/somite 1), as was
previously supposed. Instead, the chelifore...
- that the
chelicerates arose from
trilobitomorphs through the loss of
deutocerebral antennae (i.e.
first antennae) and
specialization of
tritocerebral appendages...
-
their position in the
embryo and
corresponding neurons:
chelicerae are
deutocerebral and
arise from
somite 1,
ahead of the mouth,
while pedipalps are tritocerebral...
-
arose from
ocular somite),
while subsequent studies also
suggest a
deutocerebral origin and
homologous with the
chelicerae of
Chelicerata and the antennae...
- with a
trunk consisting of 13 tergites. The
basal region of the post-
deutocerebral limbs were used in feeding, with the
rhythmic movement of the legs guiding...
-
antennae of onychophoran,
while subsequent evidence also
suggest a
deutocerebral origin (homologous to the jaws of
onychophora and
great appendages/antennae/chelicerae...
-
deutocerebrum and the protocerebrum, and
neuroanatomy of
several classes of
deutocerebral projection neurons in the
brain of male
Periplaneta americana". J. Comp...
- hand, a
subsequent study of
radiodont Stanleycaris might suggest a
deutocerebral origin for the
frontal appendage nerves. The
spiny frontal appendages...
