Earthworms from Argentinean Patagonia with description of two remarkable new species (Oligochaeta: Acanthodrilidae, Lumbricidae and Megascolecidae) Author Csuzdi, Csaba Author Mischis, Catalina C. text Journal of Natural History 2010 2009-12-16 44 1 - 2 31 40 http://dx.doi.org/10.1080/00222930903380954 journal article 10.1080/00222930903380954 1464-5262 5206856 Microscolex dubius (Fletcher, 1887) Material examined HNHM/5244 two ex. , Prov. Mendoza , Atuel River , coll. C. Mischis , 25. January 2008 ., HNHM/5244 three ex. , Prov. La Pampa , alongside route 35, pasture, coll. C. Mischis , 20 January 2008 . Family MEGASCOLECIDAE Rosa, 1891