-
Urogymnus asperrimus Urogymnus afric****:
synonym of
Urogymnus asperrimus Urogymnus natalensis:
synonym of
Gymnura natalensis Urogymnus poecilura: synonym...
- The
Australian freshwater Urogymnus were
described as a
separate species,
Urogymnus dalyensis, in 2008. The
freshwater Urogymnus in New
Guinea are probably...
- The
porcupine ray (
Urogymnus asperrimus) is a rare
species of
stingray in the
family Dasyatidae. This bottom-dweller is
found throughout the tropical...
-
dorsal and
caudal fins. All
whiptail stingrays,
except the
porcupine ray (
Urogymnus asperrimus), have one or more
venomous stings near the base of the tail...
- The
mangrove whipray (
Urogymnus granulatus) or
whitetail stingray, is a
species of
stingray in the
family Dasyatidae. It is
widely distributed in the...
- The
freshwater whipray (
Urogymnus dalyensis) is a little-known
species of
stingray in the
family Dasyatidae,
found in a
number of
large rivers and ****ociated...
- The
mumburarr whipray (
Urogymnus acanthobothrium) is a
species of
whipray from
northern Australia and
southern Papua New Guinea,
described in 2016. The...
- In a very
small number of species, like the
giant freshwater stingray (
Urogymnus polylepis), the
mother "cares" for her
young by
having them swim with...
-
reduced tail
spine of this ray as an
intermediate condition between Urogymnus,
which is spineless, and
Trygon (=Dasyatis),
which has one or more spines...
- The
tubemouth whipray (
Urogymnus lobistoma) is a little-known
species of
stingray in the
family Dasyatidae,
named for its distinctive,
highly protrusible...