New species of Andiorrhinus Cognetti, 1908 (Oligochaeta: Rhinodrilidae) from Venezuela and Brazil Author Feijoo, Alexander Author Brown, George G. Author James, Samuel W. text Zootaxa 2017 2017-12-08 4363 1 55 78 journal article 31213 10.11646/zootaxa.4363.1.2 ab917453-d6be-4c48-89a0-d3876eab96d0 1175-5326 1096127 1A43116B-C2A7-4B75-A96D-792773417A93 Subgenus Andiorrhinus ( Meridrilus ) Righi, 1993 Type species. Andiorrhinus ( Meridrilus ) guamo Righi 1990 . Diagnosis. The subgenus Andiorrhinus ( Meridrilus ) is defined by the presence of two pairs of intestinal hearts in segments 12 and 13 ( Righi 1986 ; 1993 ). Number of species: 8. Distribution: all in Venezuela.