Actinopterygii (ray-finned fishes) >
(Rivulines, killifishes and live bearers) >
Composed from Austro = the south + see under Lebias
. More on author:
Environment: milieu / climate zone / depth range / distribution range
South America: Lower Paraná and Uruguay River basins.
Size / Weight / Age
range ? - ? cm
Max length : 7.0 cm TL male/unsexed; (Ref.
); max. reported age: 1 years (Ref.
Seasonal toothcarp living in waters that dry up during the dry season. The adult fishes die but the eggs survive in the mud and hatch in the next rainy season. Feeds on worms, crustaceans and insects (Ref.
). Bottom spawner, 4 months incubation. Is easy to maintain in the aquarium (Ref.
Life cycle and mating behavior
, 1996. Killi-Data 1996. Updated checklist of taxonomic names, collecting localities and bibliographic references of oviparous Cyprinodont fishes (Atherinomorpha, Pisces). Société Française d'Ichtyologie, Muséum National d'Histoire Naturelle, Paris, France, 399 p. (Ref.
Phylogenetic diversity index (Ref.
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00397 - 0.01999), b=3.14 (2.94 - 3.34), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
Trophic Level (Ref.
): 3.3 ±0.40 se; Based on food items.
): High, minimum population doubling time less than 15 months (tmax=1).
): Low vulnerability (10 of 100) .
Luna, Susan M.
Garilao, Cristina V.
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