Figure 18 in The enchytraeid fauna (Enchytraeidae: Clitellata) of the Fanjing Mountain National Nature Reserve (China) with description of two new species

Figure 18. Micrographs of Hemienchytraeus cf. stephensoni (Cognetti, 1927). a–b, d–i in vivo; C fixed. Scale bars: 50 µm. a) Brain. b) Oesophageal appendage. c) Chaetae (left: terminal segment, right: anterior segment). d) Nephridia in 6/7. e) Spermatheca. f) Sperm funnel. g) Sperm funnel. h) Clitellum, lateral-ventral view. i) Sperm funnel. Abbreviations: boa, branches of the oesophageal appendage; co, coelomocytes; ct, connecting tube; er, ental reservoir; hy, hyalocytes; gr, granulocytes; roa, root of the oesophageal appendage; sf, sperm funnel.