Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Phalloceros: Greek, phallos = penis + Greek, keras = horn (Ref. 45335); mimbi: Name 'mimbi' from the guarani word meaning shiny, in reference to the light blue and violet glow present on the body sides of the species.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Temperate
South America: Uruguay.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.4 cm SL (female)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 8 - 9; Anal soft rays: 9 - 11. This species is distinguished by the following set of characters: symmetric hood-like structure located immediately anterior to the urogenital papilla in females present; lateral spot usually present; large papillae at the mandibular symphysis of large adult females absent; possession of hooks well developed and positioned in distal portion of gonopodial appendices of males (Ref. 137467).
Body shape (shape guide): elongated; Cross section: oval.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Serra, W.S., F. Scarabino, N. Gobel and G. Laufer, 2025. A new species of the Phalloceros harpagos species complex (Cyprinodontiformes: Poeciliidae) from the middle and lower Uruguay River floodplains. Acta Zoológica Lilloana 69(1):309-326. (Ref. 137467)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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