-
Elasmobranchs lack swim bladders, and
maintain buoyancy with oil that they
store in
their livers. Some deep sea
sharks are
targeted by
fisheries for this...
- been
noted as
absent in most
placental mammals (including humans),
elasmobranches and catfish.
There are many gap
junctions between the
cells of fish...
- for example, in
southeastern Tasmania,
there is a high
abundance of
elasmobranches (including the
gummy shark) in
coastal regions in summer. In New Zealand...
-
separating some of the species.
There are no anal fins. Like
other elasmobranches,
sawfish lack a swim
bladder (instead
controlling their buoyancy with...
- (chimaeras) and
Elasmobranchii (sharks and rays). The
radiation of
elasmobranches in the
chart on the
right is
divided into the
following taxa: Cladoselache...
-
nouveaux du Crétacé supérieur du sud-ouest de la France.
Quelques apports à la systématique des
élasmobranches" (PDF). SAGA Information. 1: 1–45. v t e...
- (north-east France).
Belgian Geological Survey,
Professional Paper,
Elasmobranches et
Stratigraphie 264(1993):7-32 "Rhomphaiodon". Fossilworks. Retrieved...
-
Handbook of Paleoichthyology. 3. BAUT, J.-P. & GENAULT, B. (1999) Les
Elasmobranches des
Sables de
Kerniel (Rupélien), à Gellik, Nord Est de la Belgique...
- (Ferretti et al., 2010). On the IUCN Red List
there are 39
species of
elasmobranches (sharks and rays)
listed as
threatened species (Critically Endangered...
-
embryos and give
birth to live young). All
cartilaginous fishes—the
elasmobranches (e.g., sharks, rays, and skates)—employ
internal fertilization and usually...
