FIGURE 3 in Preliminary taxonomical investigation of soil enchytraeids (Clitellata, Enchytraeidae) from south region of Tibet, China

FIGURE 3. Micrographs of Fridericia bulboides Nielsen & Christensen, 1959 (A, in vivo), Fridericia cusanica Schmelz, 2003 (B, C, fixed), Fridericia perrieri (Vejdovský, 1878) (D, E, fixed), and Fridericia bretscheri Southern, 1907 (F–I, in vivo). Fridericia bulboides: A. Epidermal gland cells (arrows). Fridericia cusanica: B. Pharyngeal glands. C. Spermatheca (arrow). Fridericia perrieri: D. Spermatheca with diverticula (arrows). E. Sperm funnel (arrow). Fridericia bretscheri: F. Spermathecae (arrows). G. Oesophageal appendages. H. Clitellar glands, dorsal view. I. Coelomocytes. Scale bars: H,I: 25µm; A,C,D,E,F,G: 50 µm; B: 100 µm.