FIGURES 8–12 in Two new sympatric troglobitic freshwater flatworms (Platyhelminthes: Dugesiidae) from a hotspot of subterranean biodiversity in the Neotropics

FIGURES 8–12. Girardia arenicola, in sagittal section: (8) ventral surface of the body of the holotype; (9) testes of the holotype in the anterior region of the body; (10) lateral view of the male copulatory apparatus of the holotype, showing the distal section of a sperm duct close to its opening into the bulbar cavity; (11) copulatory bursa and proximal part of the bursal canal of paratype MZU PL. 00275; (12) general view of the copulatory apparatus of the holotype. Anterior to the left.Published as part of Hellmann, Lindsey, Leal-Zanchet, Ana Maria & Ferreira, Rodrigo Lopes, 2018, Two new sympatric troglobitic freshwater flatworms (Platyhelminthes: Dugesiidae) from a hotspot of subterranean biodiversity in the Neotropics, pp. 561-574 in Zootaxa 4438 (3) on page 565, DOI: 10.11646/zootaxa.4438.3.8, http://zenodo.org/record/129817