Siphonorhinidae Cook, 1895

The family Siphonorhinidae is characterized by a pyriform, subtriangular head that is not extended into a rostrum, devoid of macrosetae (Fig. 1C). Head with discernable mouthparts, especially mandibles (Attems, 1938). Antennae bent between antennomeres 3 and 4, pits of sensory cones on articles 5 and 6 absent, only a field of sensilla basiconica present (Fig. 1C). Containing 11 species grouped in four genera ( Siphonorhinus, Illacme, Nematozonium and Kleruchus), distributed in California, South Africa and southeastern Asia (Jeekel, 2001).

MATERIAL EXAMINED: FMNH-INS 4000; 1 ♀, 1 immature; Madagascar, Province Fianarantsoa, R. S. Ivohibe, 8 km east of Ivohibe, camp II, 22.4833°S, 46.9683°E, 1200 m, montane rainforest; coll. B. L. Fisher, 15.-21.x.1997, Winkler extraction. Remarks: Colouration light brownish white. Body densely pilose with long setae. – FMNH-INS 8012; 1 ♀; Madagascar, Province Toliara, Réserve Naturelle Intégrale d’Andohahela, parcelle 1, 20.0 km SE Andranondambo, 24.5617°S, 46.7217°E, 1875 m, montane rainforest; coll. S. M. Goodman, 27.xi.-05.xii.1995. Remarks: Colouration whitish, densely pilose, with short setae. – FMNH-INS 8036; 1 immature; same data as for FMNH-INS 8012. Remarks: Probably same species as FMNH-INS 8012. – FMNH-INS 8068; 5 ♀; same data as for FMNH-INS 8012. Remarks: 1 ♀ with eggs. Probably same species as FMNH-INS 8012. – FMNH-INS 8125; 1 ♂; Madagascar, Province Fianarantsoa, 40 km S Ambalavao, Rés. Andringitra, 22.2167°S, 46.9667°E, montane rainforest; coll. B. L. Fisher, 15.x.1993, Winkler extraction. Remarks: Colouration brown, with patches of white. Densely pilose with short setae.