Siphonophoridae Newport, 1844

Siphonophorida characterized by a head extended into a sharply acuminate ‘beak’ or rostrum, lower half of it formed by gnathochilarium. Head with four macrosetae. Antennae straight, not elbowed, antennomeres 5 and 6 with large, conspicuous pit containing numerous sensory cones (Hoffman, 1982). Antennomere 2 of normal length. 104 species in ten genera distributed in America, SE Asia and the Indian subcontinent (including N Pakistan), Australia and New Zealand (Jeekel, 2001).

MATERIAL EXAMINED: FMNH-INS 3978; 1 ♀; Madagascar, Province Antsiranana, R.S. Manongarivo, 20.4 km SW Antanambao, 14.0467°S, 48.4017°E, 1860 m, montane rainforest; coll. B. L. Fisher, 03.xi.1998, Winkler extraction. Remarks: Colouration marbled greyish, body short and densely pilose. – FMNH-INS 4089; 1 ♂; Madagascar, Province Antsiranana, Befingotra (9.2 km WSW), Rés. Anjanaharibe-Sud, 14.7500°S, 49.4667°E, 1280 m, montane rainforest; coll. B. L. Fisher, 05.xi.1994, Winkler extraction. Remarks: Colour similar to FMNH- INS 3978 .