FIGURE 8 in Description of two new species of apple snail (Ampullariidae: Pomacea) from Peruvian Amazonia

FIGURE 8. Anatomy of female Pomacea penai: (A) ventral view of female pallial cavity roof, pericardic cavity opened, pallial oviduct turned aside and schematic view showing internal structures; (B) frontal view of head–foot; (C) osphradium morphology detailed; (D) outline of kidney morphology; (E) lateral right view of foregut; (F) stomach dorsally opened. Abbreviations: agl, albumen gland; ak, anterior kidney; am, ampulla; an, anus; au, auricle; bc, copulatory bursa; cgl, capsule gland; ce, cephalic tentacle; dd, digestive gland ducts; ed, esophageal diverticulum; es, esophagus; ey, eye; fo, female opening; gv, wall of gastric ventral chamber; gm, gastric muscle; ic, intestinal caecum; ig, intestinal groove; in, intestine; la, labial palp; lnl, left nuchal lobe; ls, lung sac; mb, mantle border; mo, mouth; om, ommatophore; op, operculum; os, osphradium; pa, parenchymal tissue of albumen gland-capsule gland complex; pgf, pedal glandular furrow; pk, posterior kidney; pn, pneumostome; rcs, seminal receptacle; rct, rectum; rnl, right nuchal lobe; rs, radular sac; sa, sorting area; sg, salivary gland; sn, snout; so, sole; sp, stomach pouch; st, septum; t1, major typhlosole; t2, minor typhlosole; t1f, major typhlosole fold; t2f, minor typhlosole fold; ug, urinary gutter; ve, ventricle; vp, vestigial penis sheath; v, vagina. Scale bars = 5 mm.