''Pterocryptis crenula'', is a
species
A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of
catfish
Catfish (or catfishes; order (biology), order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Catfish are common name, named for their prominent barbel (anatomy), barbels, which resemble a cat's whiskers, though not ...
found in north-eastern Vietnam.
This species reaches a length of .
Etymology
The fishes name comes from Latin for a small notch, referring to the relatively shallow notch between the confluent anal and the caudal fins.
References
Silurus
Taxa named by Heok Hee Ng
Taxa named by Jörg Freyhof
Fish described in 2001
{{catfish-stub