Earthworm diversity in Rio Grande do Sul, Brazil Author Steffen, Gerusa Pauli Kist Author Steffen, Ricardo Bemfica Author Bartz, Marie Luise Carolina Author James, Samuel Wooster Author Jacques, Rodrigo Josemar Seminotti Author Brown, George Gardner Author Antoniolli, Zaida Inês text Zootaxa 2018 2018-10-05 4496 1 562 575 journal article 29241 10.11646/zootaxa.4496.1.43 37e2d834-fa65-4096-aafa-7e0c7c732f78 1175-5326 1447035 F41A9D28-8E5D-410D-ACC0-82EAA7AA6951 Aporrectodea trapezoides (Dugès, 1828) COFMBRRS0071, 4 adults, surface soil horizon ( 0–50 cm ) of pinus monoculture, São Gabriel-RS (30°21'09.4''S 54°08'38.3''W), November 2009 , G.P.K. Steffen and R.B. Steffen, colls.