FIGURE 7 in A review of the genus Eclipidrilus (Annelida: Clitellata: Lumbriculidae), with description of a new species from western North America

FIGURE 7. Spermathecae of E. pacificus variants; lateral views from sagittally dissected, mated worms (A, Variant 1, Peavine Ridge, Oregon), (B, Variant 1, Middle Fork St. Maries River, Idaho), (C, Variant 1, Eugene, Oregon), (D, Variant 2, spring at Nestucca River, Oregon), (E–F, Variant 2, Karlson Island, Columbia River). D—arrangement of 3 spermathecae in IX and adjacent segments. E—anterior spermatheca of a 3­spermatheca form. F—single, posterior spermatheca of a 1­spermatheca form. Abbreviations: sa—spermathecal ampulla; sd—spermathecal duct; sv—spermathecal vestibule. Scale bars 200 µm.