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Southwestern Atlantic: from Ilha Grande (Brazil), Barra del Chuy to La Coronilla (Uruguay), to Isla del Jabali (Argentina).
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 9.7 cm DL male/unsexed; (Ref. 83435)
Maximum depth from Ref. 105582. Intertidal (Ref. 105578). Found on sandy beaches (Ref. 105576). Suspension feeder (Ref. 105583). Feeds on the diatom Asterionellopsis glacialis (Ref. 107086).
Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.