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Western Atlantic: Colombia, Brazil and north coast of South America.
Length at first maturity / Size / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm Max length : 0.6 cm SHL mannelijk/geslacht niet bekend; (Ref. 3442); common length : 5.5 cm SHL mannelijk/geslacht niet bekend; (Ref. 3442)
Shell is small, slender, moderately curved, strong and white. Increase in shell diameter is very slight with no conspicuous swelling. Greatest diameter located near the anterior aperture. Apical shell nearly circular, cut by four deep notches, forming four triangular lobes: lobe on convex side is slightly longer, lobe on concave side truncated and two lateral lobe. External surface appears smooth under optical microscope but papillated at higher magnifications. Anterior aperture subcircular, slightly depressed and oblique.
Depth range based on type locality (Ref. 3442); to be replaced with a better reference.
Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven
Members of the class Scaphopoda are gonochoric. Fertilization occurs in the mantle cavity. Life cycle: Eggs hatch into free-swimming lecithotrophic trochophore larvae, succeeded by shelled veligers.