- branchiae.
Sabellids build tubes out of a tough, parchment-like exudate,
strengthened with sand and bits of s****.
Unlike the
other sabellids, the genus...
-
mollusks such as
marine snails and cephalopods, and some
annelids like
sabellid polychaetes. The most
studied cartilage in
arthropods is the branchial...
- in the
class Polychaeta. The
members of this
family differ from
other sabellid tube
worms in that they have a
specialized operculum that
blocks the entrance...
- them secrete. Most
important biomineralising polychaetes are serpulids,
sabellids, and cirratulids.
Polychaete cuticle does have some
preservation potential;...
-
species secrete calcareous opercula. Some
sabellids and
cirratulids can
secrete aragonitic tubes.
Sabellid and
cirratulid tubes have a
spherulitic prismatic...
-
Encrusting cyclostome bryozoans (B), the one on the
right showing swollen gonozooids; T =
thecideide brachiopod and S =
sabellid worm tube; Jur****ic of Poland....
- This
sabellid tubeworm is budding...
- the
animal to have two crowns, and
hence two opercula.
Serpulids and
sabellids are two
families of the
Sabellida suborder of
Canalipalpata tubeworms...
- for the
animal to have two opercula. Both
serpulid and
sabellid worms have radioles, but
sabellids (such as
Sabella pavonina) lack an operculum. A single...
-
quickly retracts in
response to
motion or shadow.
Sabella pavonina and
other Sabellid worms experience heavy predation by bottom-feeding fish, but are capable...
