Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Sisoridae
(Sisorid catfishes) > Glyptosterninae
Etymology: Pseudexostoma: Greek, pseudes = false + Greek, exo = outside + Greek, stoma = mouth (Ref. 45335).
Environment / Climate / Range
Freshwater; demersal. Temperate, preferred ?
Asia: known only from the upper Dayinjiang (an upper branch of the Irrawaddy River), China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.1 cm SL male/unsexed; (Ref. 57980)
Morphology | Morphometrics
soft rays: 3 - 4. This species is distinguished from Pseudexostoma brachysoma and P. longipterus by the following characters: posterior margin of lower lip with 3 notches, depth of middle one the same as lateral ones lateral ones (vs. shallower), length of 2 smaller median lobes of lower lip the same length as lateral lobes (vs. longer); pelvic fin I, 1-5 (vs. I, 3-4); base iof adipose fin shorter, 28.8-39.8% SL (vs. 36.1-46.0); caudal peduncle deeper, depth 6.4-8.3% SL, 32.6-42.7% in length of caudal peduncle (vs. 4.2-6.9 in depth and 20-33.7 in length); premaxillary tooth band with 18-22 teeth (vs. 16-18), it is divided into 2 and are connected partially (vs. isolated) (Ref. 57980).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Zhou, W., Y. Yang, X. Li and M.-H. Li, 2007. Review of the catfish genus Pseudexostoma (Siluriformes: Sisoridae) with description of a new species from the Upper Salween (Nujiang) Basin of China. Raffles Bull. Zool. 55 (1):147-155. (Ref. 57980)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion