- hind limbs. The
appendages of
arthropods may be
either biramous or
uniramous. A
uniramous limb
comprises a
single series of
segments attached end-to-end....
-
bearing a pair of
biramous limbs. However,
whether the
ancestral limb was
uniramous or
biramous is far from a
settled debate. This Ur-arthropod had a ventral...
- the ant. The
common ancestor of all
arthropods likely had one pair of
uniramous (unbranched) antenna-like structures,
followed by one or more
pairs of...
-
includes the
second pair of antennae, but not the first,
which is
usually uniramous, the
exception being in the
class Malacostraca where the
antennules may...
-
arthropods with
exoskeletons and
jointed appendages.
Uniramians have
strictly uniramous appendages.
Systematics can
result in
rival taxonomies, and this seems...
- anchorage,
protection and locomotion.
Parapodia in
polychaetes can be
uniramous (consisting of one lobe or ramus) but are
usually biramous (two lobes...
-
prolegs are not
widely regarded as true legs,
derived from the
primitive uniramous limbs.
Certainly in
their morphology they are not jointed, and so lack...
- (trunk and snout) and barbels.[citation needed]
Appendages may
become uniramous, as in
insects and centipedes,
where each
appendage comprises a single...
- pair
sometimes missing altogether. The
mouthparts comprise a pair of
uniramous mandibles and no maxillipeds. The
trunk consists of
three regions; thorax...
- compressed, and
there is no carapace. The
thorax bears eight pairs of
uniramous appendages, the
first of
which are used as
accessory mouthparts; the next...
