Table 1. Character comparison between A in The megascolecid earthworms (Annelida, Oligochaeta, Megascolecidae) in the Phu Quoc island, Vietnam, with descriptions of three new species

Table 1. Character comparison between A. catenatus sp. nov., A. conhanungensis and A. divitopapillatus. CharacteristicsA. catenatusA. conhanungensis 1A. divitopapillatus 1Length51-54220-350121-126Diameter2.2-2.57-123-6Segments85-89123-186108-112First dorsal pore5/612/1312/13GM in spermathecal regionabsentnumerous, vii-viiinumerous, vi-ixGM in male region8-10, two lines, pre- and post-setal in xviii4-10, grouped around male pores in xviii5-20, grouped around male pores in xviiiSeptum 8/9absentthinabsentIntestinal caecasimplelobuledsimpleTestis sacsconnectedseparatedconnectedShape of ampullaclavateovalovalSeminal chamberchainedtwistedchained Source: 1 = Thai (1984).