- fin pair over the other, and
include rajiform, diodontiform, amiiform,
gymnotiform and
balistiform modes.
Rajiform locomotion is
characteristic of rays...
- In
strongly flowing waters, they may bury themselves. Like the
other gymnotiforms,
gymnotids have
classic knifefish bodies. The body is long and eel-like...
-
allow them to
produce electric fields,
which are
usually weak. In most
gymnotiforms, the
electric organs are
derived from
muscle cells. However,
adult apteronotids...
- also be seen in
gymnotiform electric fish,
electric rays, and skates. The
convergent evolution between the
South American gymnotiforms and the African...
- to
stabilize while swimming Knifefish use
their anal fins for
thrust (
gymnotiform propulsion) Boxfish,
pufferfish and
ocean sunfish use
their anal fin...
- cave-dwelling
gymnotiform.
Humboldtichthys kirschbaumi (formerly
genus Ellisella) from
Upper Miocene of
Bolivia is the only
fossil gymnotiform.
These fish...
-
detect prey.
Convergence of
weakly electric fishes Gymnotiform electrolocation waveform A
gymnotiform electric fish of
South America A
mormyrid electric...
- also
commonly called knifefishes. They are
distinguished from
other gymnotiform fishes by the
presence of a
caudal fin (all
other families lack a caudal...
- (1993). "Why do
electric fishes swim backwards? An
hypothesis based on
gymnotiform foraging behavior interpreted through sensory constraints". Environmental...
-
hypothesized that
Humboldtichthys represented a
basal gymnotiform and
sister taxon to all
other gymnotiforms other than the
family Apteronotidae. In
their 2007...
