Fig. 11 in On Kincaidiana Altman, 1936 and Guestphalinus Michaelsen, 1933 (Annelida, Clitellata, Lumbriculidae), with the descriptions of three new species

Fig. 11. Guestphalinus elephantinus Fend & Rodriguez sp. nov. A. Ventral view of two worms from Shale Creek, WA (type locality); upper drawing is the holotype, lower is a post-reproductive worm. B. Ventral view of segment IX, showing genital field of a mature worm from Guadalupe Creek, CA; secretory openings of 5 glands are visible, in addition to paired male and spermathecal pores. C. Anterior end, from Peavine Ridge spring, OR, showing position of chaetae in II-IV. D. Anterior end of worm from Middle Fork Satsop River, WA. E. Reproductive organs of a mated worm from Shale Creek (holotype). F. Segment IX of an unmated worm, Peavine Ridge. G. Atrium and spermatheca in IX of a mated, but slightly post-mature worm from Clearwater River, WA; sperm present in spermatheca, but atrium is reduced in size. H. Reproductive organs in segments VIII–XII of a mated, mature worm from Guadalupe Creek, CA.