Phalloceros pellos Lucinda, 2008
Antonina toothcarp
photo by Lucinda, P.H.F.

Family:  Poeciliidae (Poeciliids), subfamily: Poeciliinae
Max. size:  2.41 cm SL (male/unsexed); 3.32 cm SL (female)
Environment:  benthopelagic; freshwater
Distribution:  South America: small coastal drainages flowing into Baía de Paranaguá in Paraná State, Brazil.
Diagnosis:  Dorsal soft rays (total): 8-8; Anal soft rays: 8-10; Vertebrae: 31-32. Can be diagnosed by the following combination of characters: the female urogenital papilla curved to the right, located laterally; border of the anal aperture in contact with the first anal-fin ray or very close to it; absence of the right hook and presence of the left one; gonopodial appendix asymmetrical, its halves different from each other, right half wider than left one; rounded tip of the hook on left half of gonopodial appendix; hook on left appendix very small; absence of a caudal peduncle spot; presence of a wide and square-shaped lateral spot in large specimens; lateral spot in adult females elliptical to roundish, but never forming a vertical bar; lateral spot always present and evident not covering more than the length corresponding to two scales length in horizontal or vertical directions (Ref. 76852). Description: Pectoral fin with 5-6 branched rays; longitudinal series of scales 28-30; transverse series of scales 7 (Ref. 76852).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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