Cynolebias parietalis Costa, 2014

Family:  Rivulidae (Rivulines), subfamily: Cynolebiinae
Max. size:  7.65 cm SL (male/unsexed); 6.39 cm SL (female)
Environment:  benthopelagic; freshwater
Distribution:  South America: temporary pools in the floodplains of the Verde Grande river, São Francisco River basin in Brazil.
Diagnosis:  Dorsal soft rays (total): 19-19; Anal soft rays: 19-22; Vertebrae: 35-37. Cynolebias parietalis can be diagnosed from all species of C. perforatus group by having united supraorbital and parietal series of neuromasts (vs. separate) and basihyal width about 70-75% of basihyal length (vs. about 50-65%). It further differs from all members of the C. perforatus group, with the exception of C. perforatus, by having 33-35 rays on caudal fin (vs. 28-32) (Ref. 97357).
Biology:  Inhabits temporary pools in the floodplains (Ref. 97357).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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