The genus Arrhopalites Börner, 1906 (Collembola, Appendiciphora, Arrhopalitidae) in the Neotropical Region, with description of four new cave species from Brazil Author Zeppelini, Douglas text Zootaxa 2006 1124 1 40 journal article 50757 10.5281/zenodo.171788 ef6107b2-b18b-42b2-ac42-60b992d8ae78 1175­5326 171788 Arrhopalites millsi ( Delamare & Massoud) , 1963: 215 –216, fig. 27 A–F. Syn.: Caecarrhopalites millsi Delamare & Massoud, 1963 : 215. Type locality: Argentina , National Park Nahuel Huapi, Valdivienne Forest zone, Lago Frias. Caecus ­group. Head diagonal 0.25 mm . Pigments absent, eyes 1+1. Cephalic spinelike setae present. Ant. III not swollen basally. Ant. IV undivided. First unguis without inner tooth, all unguiculi with corner tooth, first unguis with a short apical filament. Dental chaetotaxy as shown in table 3, medial ve1 strongly spinelike, ventral dental formula 3: 2: 1: 1: 1. Anal valve chaetotaxy as in table 2, 2+2 cuticular spines present in each side of the anal valve. Biogeographic zone 29.