- Cretaceous.
Modern lampreys spend the
majority of
their life in the
juvenile "
ammocoete" stage,
where they
burrow into the
sediment and
filter feed.
Adult carnivorous...
- embryo") Fish (generally)
Ichthyoplankton Fish:
Petromyzontiformes (lamprey)
ammocoete Fish:
Anguilliformes (eels)
leptocephalus Amphibians tadpole, polliwog...
- the
cilia that coat the endostyle. The
endostyle in
larval lampreys (
ammocoetes)
metamorphoses into the
thyroid gland in adults, and is
regarded as being...
-
clean the
gravel in the
rivers during spawning.
Their larvae,
called ammocoetes, are
filter feeders which contribute to the
health of the waters. They...
-
Comparison of
Vertebrate Brains: Mammalian, Reptilian, Amphibian, Teleost, and
Ammocoetes. CB., cerebellum; PT.,
pituitary body; PN.,
pineal body; C. STR., corpus...
-
Nervenwurzeln im Rückenmark von
Ammocoetes (Petromyzon Planeri) [On the
Origin of the
Posterior Nerve Roots in the
Spinal Cord of
Ammocoetes (Petromyzon Planeri)]...
- vegetation. The
adult Arctic lamprey spawns in the
gravel of riffles. The
ammocoetes, as the
lamprey larvae are known, are
found in
muddy freshwater habitats...
-
evidenced by the po****tion in the
Great Lakes. As the
larvae (called
ammocoetes) move
towards the oceans, the
ratio between saturated fatty acids (SFA)...
- lamprey) and
after spawning, the
adults die. The
young larvae,
known as
ammocoetes,
spend several years in soft
sediment before migrating to the sea as adults...
- (
ammocoetes).
Ammocoetes live in
fresh water for many
years (usually 3–7 years, but at
least one
species has been
recorded for +17 years).
Ammocoetes are...
