- ray
finned fish, they are
called gonopodia or andropodia, and in
cartilaginous fish, they are
called claspers.
Gonopodia are
found on the
males of some...
-
where they
develop in safety. However, only
Starksia species possess gonopodia (modified anal fins used as a co****tory organ). Some
workers have found...
- or andropodiums, and in
cartilaginous fish they are
called claspers.
Gonopodia are
found on the
males of some
species in the
Anablepidae and Poeciliidae...
-
viviparity in the form of
embryos that are
preserved in females, and
gonopodia in males. This is the
earliest case of a
viviparous ray-finned fish. Saurichthys...
-
genus Neoheterandria and fish of the
genus Xenophallus,
whose males have
gonopodia that
project either to the
right or to the left.
Unlike some male livebearer...
-
structure that
almost fully encloses a
sperm duct (distinguishing it from the
gonopodia in
families Goodeidae and Poeciliidae). The tip of the
gonopodium bends...
- parents. They feed
ravenously and grow quickly.
Males start developing gonopodia at
about 7 w****s of age,
while females start reproducing at 10 to 12 w****s...
- Chambers, J. (1987). "The
cyprinodontiform gonopodium, with an
atlas of the
gonopodia of the
fishes of the
genus Limia".
Journal of Fish Biology. 30 (4): 406...
- more
attractive and have more
opportunities to mate.
Males lack
external gonopodia so in
order for
internal fertilization to
occur in the female, they need...
