Phallichthys quadripunctatus Bussing, 1979
Fourspotted toothcarp
Phallichthys quadripunctatus
photo by JJPhoto

Family:  Poeciliidae (Poeciliids), subfamily: Poeciliinae
Max. size:  3.5 cm SL (male/unsexed)
Environment:  pelagic; freshwater; pH range: 7; dH range: 12
Distribution:  Central America: Rio Sixaola, Costa Rica.
Diagnosis:  Body robust and of moderate depth. Males with long gonopodium, but not reaching base of tail. Each side with 4 (rarely 3 or 5) round or oval black blotches the size of the pupil (Ref. 36880).
Biology:  Collected from two creeks with slow current and from a small stagnant puddle at 40 m elevation; at temperatures between 26-34°C. Swims in small aggregations among vegetation or in shallow waters. Feeds on diatoms, desmids and detritus (Ref. 36880). Observed to occur in 10 to 50 cm deep (Ref. 26130).
IUCN Red List Status: Endangered (EN); Date assessed: 18 December 2019 (B1ab(iii,v)) Ref. (130435)
Threat to humans:  harmless


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