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Penilia avirostris, autofluorescence images of embryonic, embryo-like larval and juvenile stages (A-H) of the external morphology (ventral view). A1 antennula, A2 antenna, Ca carapace, d-S dorsal setae, Fc furca, Lb labrum, MD mandible, MX 1/2 maxillulae and maxilla, TL thoracic limbs, yC yolk cell(s).
