FIGURE 4 in Aracia sinaloae sp. n., a new brooding, simultaneous hermaphroditic fan worm from southern Gulf of California (Polychaeta: Sabellidae)

FIGURE 4. Aracia sinaloae sp. n. A, Ventral collar lappets and ventral shields stained with methyl green; B, dorsal lips indicated by arrows and embryos attached to right dorsal-most radiole; C, left dorsal-most radiole with two attached early larvae indicated by arrows; D, late larvae; E–F, dorsal lips (indicated by arrows), dorsal view; G. dorsal lips (indicated by arrows), frontal view of peristomium (ventral lips and radioles removed); H, superior group of thoracic notochaetae; I, thoracic uncinus; J, abdominal uncinus; K, oocytes; L, spermatozoa. A–K, Paratypes EMU–ICML–10034/10035. Abbreviations: vlventral lappets, vsc—ventral shield of collar. Scale bars: A, 0.5 mm; B, E–G, 0.25 mm; C–D, 100 µm; H, 20µm; I–J, 5µm; K, not scaled, 40X; L, not scaled, 100X.