Figure 7

3D reconstruction of the excretory and circulatory systems and the reproductive system of P. cornuta. A: circulatory and excretory systems, right view. B: circulatory and excretory systems, left view. C: complete reproductive system, right view. D: nidamental glands and sperm storing receptacles, left view. E: anterior male copulatory organs, left view. F: penis and basal finger, anterolaterally right view. Abbreviations: alg, albumen gland; am, ampulla; ao, aorta; at, atrium; bc, bursa copulatrix; bf, basal finger; bs, bursa stalk; cdo, cavity of distal oviduct; do, distal oviduct; ed, ejaculatory duct; fgo, female gonopore; kn, narrow lumen of kidney; kw, wide lumen of kidney; meg, membrane gland; mgo, male gonopore; mug, mucus gland; ndd, dorsal branch of nephroduct; ndv, ventral branch of nephroduct; np, nephropore; oo, oocyte; ov, ovotestis; p, penis; ppd, paraprostatic duct; ppr, paraprostate; pr, prostate; ps, penial sheath; pst, penial stylet; rpd, renopericardioduct; rs, receptaculum seminis; st, stylet of basal finger; v, ventricle; vd, vas deferens; vdp, posterior-leading vas deferens.