- In biology, a
rachis /ˈreɪkɪs/ (from the
Ancient Gr****: ῥάχις [rhákhis], "backbone, spine") is a main axis or "shaft". In vertebrates,
rachis can refer...
- Mayotte, an
island in the
Indian Ocean.
Mollusc Specialist Group (1996). "
Rhachis comorensis". IUCN Red List of
Threatened Species. 1996: e.T19440A8892573...
-
ostrich down
feather is an
example of a
plumulaceous feather. Its
rudimentary rhachis with long
flexible barbs and
elongate barbules cannot form vanes....
- This
species was
endemic to Mauritius.
Mollusc Specialist Group (1996). "
Rhachis sanguineus". IUCN Red List of
Threatened Species. 1996: e.T19441A8892618...
-
edges of
leaves are
rolled under toward the midrib.
Compare involute.
rhachis See rachis.
rhizodermis the root epidermis, the
outermost primary cell...
- stout,
sharp spines. The
family name Rachycentridae, from the Gr****
words rhachis ("spine") and
kentron ("sting"), was
inspired by
these dorsal spines. The...
-
Rachischisis (Gr****: "
rhachis - ῥάχις" - spine, and "schisis - σχίσις" - split) is a
developmental birth defect involving the
neural tube. This anomaly...
-
Pachnodus curiosus Pachnodus ladiguensis Pachnodus velutinus Rhachis comorensis Rhachis sanguineus Aldabra banded snail (Rhachistia aldabrae)
Family Charopidae...
- and 'lobos', lobe, in
reference to the
outline of the rear lobe of the
rhachis.
sidenbladhi has been
named in
honor of the
Swedish philosopher and paleontologist...
- bristly-hairy
pedicels about 3 cm long and held
vertically (whether the
rhachis is
erect or sprawling). Each
fruit consists of a pod with two segments:...
