FIGURE 3. A 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 3. A. Brain. Stained, on slide. Mezőföld, Hungary. B. "Pars tumida" in XVIII–XIX (marked with black arrows). Stained, on slide. Bank Island, Canada. C. Segments III–VI (phg = pharyngeal glands, black arrows = oesophageal appendages in VI). In vivo. Russebukta, Svalbard. D. Segments VII–IX (i = intestine, black arrow shows the sudden widening in IX, white arrows = nephridia). In vivo. Mezőföld, Hungary.