FIGURE 2 in Two new acoels (Acoelomorpha) of the genus Haplogonaria from the northwest Atlantic

FIGURE 2. Haplogonaria schillingi sp. nov.; Sagittal histological section of holotype stained with toluidine blue. A. Whole animal. B. Copulatory organs. cop male copulatory organ, ds digestive syncytium, e egg, gls sphere of glandular secretions, gp gonopore, gs glandular secretions, m mouth, pc parenchymal cell, rg rhabdoid gland, sb seminal bursa, sv seminal vesicle, sp sperm, sph sphincter, sv seminal vesicle, v vagina. Arrowhead points to opening of seminal vesicle.