S. Mahunka szerk.: Folia Entomologica Hungarica 60. (Budapest, 1999)

2 (1) Body at most one and a half times longer than wide. Head of sensillus almost globular. L.: 282-357 urn. (Figs 19-20). - Philippines Truncopes makilingensis Corpuz-Raros, 1979 Group III. 1 (2) First pair of genital setae near to anterior, second pair near to posterior margin of genital plates. Anal and genital setae flagellate. L.: 340 urn. 1981 (Figs 21-22). - Java Truncopes pyriformis Hammer, 1981 2 (1) Two pairs of genital setae originate on the anterior half of genital plates 3 (4) Anal plates without setae; adanal region with one pair of setae. GAC: 2101. L.: 374-503 urn. (Figs 23-24). - Mexico Reductoripoda absoluta Mahunka et Palacios-Vargas, 1996 4 (3) Anal plates with 1 or 2 pairs of setae. 5 (26) Anal plates with one pair of setae. 6 (9) Adanal region with 1 pair of setae. (GAC: 2111). 7 (8) Interlamellar setae rod-shaped, sparsely pilose. Shoulder with rounded tip. Notogaster with small, longitudinal tubercles. L.: 354 urn. (Figs 25-26). Jamaica, C. America Exoripoda excavata Woolley, 1961 8 (7) Interlamellar setae thickened, densely pilose. Shoulder with protruding tip. Notogaster with large, irregular tubercles and wrinkles. L.: 284 um. (Figs 27-28). - Brazil, Suriname Exporipoda suramericana Mahunka, 1981 9 (6) Adanal region with 2 pairs of setae. (GAC: 2112). 10 (13) Interlamellar setae densely pilose with a dilated tip. 11 (12) Lamellar setae thickened with a rounded tip. Shoulder broadly rotundate. L.: 380-472 urn. (Figs 29-30). - W. Africa Benoibates flagelliger Balogh, 1960 12 (11) Lamellar setae with a pointed tip. Shoulder mostly rectangular with a rounded tip. Notogaster with irregular, scattered tubercula. L.: 475 um. (Figs 31-33). Brazil Benoibates amazonicus Balogh et Mahunka, 1969 13 (10) Interlamellar setae densely pilose with a pointed tip. 14 (15) Notogaster with 11 pairs of setae: both setae c

{ and c

2 present. L.: 660-680 um. (Figs 33-34). - Paraguay Benoibates plurisetus Mahunka, 1983 15 (14) Notogaster with 10 pairs of setae. 16 (17) Interlamellar setae extremely long, reaching rostrum. L.: 440-580 um. (Figs 35-36). - Cuba Benoibates borhidii Balogh et Mahunka, 1980 17 (16) Interlamellar setae not reaching rostrum. 18 (19) Ventral plate with fine punctulation arranged in longitudinal rows. L.: 375 um. (Figs 37-38). - Samoa Benoibates marginata Hammer, 1973 19 (18) Ventral plate without fine punctulation arranged in longitudinal rows. 20 (21) Notogastral seate long: setae ta almost as long as distance ta-te. Anal setae as long as anal plates. Male: 358-445 um, female: 559-625 urn. (Figs 39-40). Argentine Benoibates muscicola Baranek, 1981 21 (20) Notogastral setae short: distance ta-te at least twice longer than setae ta. (three very similar species). 22 (23) Notogastral setae extremely short, sacculi relatively large. L.: 519-699 um. (Figs 41-42). - Bolivia Benoibates bolivianus Balogh et Mahunka, 1969