Fig. 8From: A new species of Notogynaphallia (Platyhelminthes, Geoplanidae) extends the known distribution of land planarians in Chacoan province (Chacoan subregion), South AmericaSagittal schematic reconstruction of the copulatory apparatus of some specimens of Notogynaphallia nawei sp. nov. with tissue distortions. Scale bars: 500 μm. a Paratype 1. b Paratype 2. c Paratype 3. d Paratype 5. e Paratype 6. f Paratype 8. Dashed arrows indicate the direction of dislocation of the sperm ducts and female reproductive system; small arrows indicate the direction of contraction of the prostatic vesicle (distal portion) and female atrium; big arrows indicate the direction of contraction of the male atriumBack to article page