Scorpiodoras liophysus Sousa & Birindelli, 2011

Family:  Doradidae (Thorny catfishes), subfamily: Astrodoradinae
Max. size:  15.7 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Rio Madeira basin.
Diagnosis:  Dorsal spines (total): 2-2; Dorsal soft rays (total): 6-6. Scorpiodoras liophysus is distinguished from its congeners S. calderonensis and S. heckelii by having a simple, cordiform, gas bladder (vs. gas bladder having a secondary bladder) and midlateral scute depth 61-72% of body depth (vs. 33-59%). It also differs from S. heckelii by having relatively small eye, diameter 58-777% of interorbital width (vs. relatively large eye, diameter 91- 129% of interorbital width) (Rfe. 86601). Description: Anal fin iv-v,7-8 (Ref. 86601).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 06 August 2020 Ref. (130435)
Threat to humans:  harmless


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