. Earthworms and their allies . IS 9 P Fig. 9. Ventral view of Polytoreutus Kilindinensis, head end (x 2). p papillae, <? male pore, ? female pore. distinguish by their external characters only. For the apertures of the spermathecae and sperm ducts

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Keywords: ., bookauthorbeddardf, bookcentury1900, bookdecade1910, bookyear1912