. Bulletin of the British Museum (Natural History) Zoology. Ant. (OOOO) "o ° o 0 o OO o 00 o o O o XI B o O o O o O an. ooa XII XIII _l booO OOP QOOOOooo qq, b ooOOO°Qoo ooo° O O O O oO o o q«3 Fig. 20. Stibarobdella planodiscus. a. Anterior sucker, b. Posterior sucker, c. Dorsal surface of clitellar region, d. Tuberculation of a typical triannulate somite split mid- ventrally. an., anus ; , anterior sucker ; , groove in which female pore is situated ; , groove in which male pore is situated ; , mid-ventral tubercle ; , posterior suc
. Bulletin of the British Museum (Natural History) Zoology. Ant. (OOOO) "o ° o 0 o OO o 00 o o O o XI B o O o O o O an. ooa XII XIII _l booO OOP QOOOOooo qq, b ooOOO°Qoo ooo° O O O O oO o o q«3 Fig. 20. Stibarobdella planodiscus. a. Anterior sucker, b. Posterior sucker, c. Dorsal surface of clitellar region, d. Tuberculation of a typical triannulate somite split mid- ventrally. an., anus ; , anterior sucker ; , groove in which female pore is situated ; , groove in which male pore is situated ; , mid-ventral tubercle ; , posterior sucker; tu., tubercle. See Fig. 11 (p. 406) for other Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Farn, Alexander E. London : Butterworths
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