FIGURE 6 in Are Bryodrilus parvus Nurminen, 1970 and Bryodrilus librus (Nielsen and Christensen, 1959) (Annelida: Enchytraeidae) really different species? A revision based on DNA barcodes and morphological data

FIGURE 6. Type materials of B. parvus. A–C: type 107432, 6D: type 107433. (In clove oil.). A. Segments IV–VI (phg = pharyngeal glands, oesophageal appendages in VI marked with white arrows, spermathecae marked with black arrows). B. Sperm funnels (marked with black arrows). C. Clitellar glands, dorsal view. D. Clitellar glands, ventral view (m = male copulatory organs). Lack of ventral glands marked with black arrow.