Macrostemum eleanora Banks, 1938

Uy, Christine Jewel C., Malicky, Hans & Bae, Yeon Jae, 2018, Review of the filter-feeding caddisfly subfamily Macronematinae (Trichoptera: Hydropsychidae) in tropical Southeast Asia, Raffles Bulletin of Zoology 66, pp. 664-703 : 677

Macrostemum eleanora Banks, 1938

( Figs. 85–89 )

Macrostemum eleanora Banks, 1938: 232 [Holotype male; Malaysia; SMKM].

Diagnosis. Male. Antennae broken. Antennal flagellum dark brown in first few segments, and lighter throughout. Forewing 10 mm and hind wing 7 mm in length. Mesoscutum and mesoscutellum without evident markings. Tibial spurs 2.4.4.

Male genitalia. Inferior appendages two-segmented, harpago long and narrow. In lateral view, phallus with pointed structure at apex ( Fig. 88 ). In dorsal view, phallus with lobular tongue at apex ( Fig. 89 ). In lateral view, segment X broad and with longer posterior part at apex ( Fig. 86 ). Segment X with large wart ( Fig. 86 ).

Material examined. Malaysia: 1 male, Cameron Highlands, coll. F. Koch, 27 July 1996 (HMPC) .

Distribution. Malaysia.

Remarks. No female specimens were available for examination. Male wing ( Fig. 85 ) and male genitalia ( Figs. 86–89 ) were redrawn from Malicky (2010).

Figures

Figs. 85–94. Macrostemum eleanora. 85, right forewing; Male genitalia: 86, lateral; 87, segment X dorsal; 88, phallus lateral; 89, phallus tip. Macrostemum fastosum. 90, right fore- and hind wing; Male genitalia: 91, lateral; 92, segment X dorsal; 93, phallus lateral; 94, phallus tip. Scale: 85, 90 = 2 mm; 86–89, 91–94 = 0.02 mm.