Thailand Agromyzidae (Diptera) — 2 Author Sasakawa, Mitsuhiro text Zootaxa 2013 3746 4 501 528 journal article 10.11646/zootaxa.3746.4.1 2c47b519-8bb0-41d2-a4ab-3abec949499e 1175-5326 216905 F34E3BEA-CABE-4595-B1EB-40CC4802A942 Key to Thailand species of Agromyza 1. Calypter with fringe yellow to ochreous.................................................................... 2 - Calypter with fringe dark brown to black.................................................................. 4 2. Costa terminating at R4+5; mesoscutum matt black, with only posteriormost dc distinct; tarsi black; distiphallus tubular (Spencer 1990: fig. 1361)( India , Thaialnd; host plant: Pennisetum typhoideum ).......... Agromyza pennisetivora Spencer (1961) - Costa extending to M1; mesoscutum shining black, more than one distinct dc ; tarsi brownish yellow to brown; distiphallus tubular or globular..................................................................................... 3 3. Mesoscutum with second and third postsutural dc distinct, presutural and first postsutural dc extremely short; distiphallus tubular (Sasakawa 1961: fig. 10d)(Europe; India , Laos , Thailand , Malaysia , Taiwan ; host plant: Phragmites communis )..................................................................................... A. phragmitidis Hendel (1922) - Mesoscutum with 1+4 or 0+3 dc (presutural and first postsutural dc distinct); distiphallus globular ( Taiwan , Thailand ).................................................................................. A. flavisquama Malloch (1914) 4. Ocellar triangle with oc short; ori four (3–5); distiphallus tubular, spinulose distally (Sasakawa 1961: fig. 8A) ( Japan ; Taiwan , Thailand ; host plants: Oryza sativa , Zizania latifolia ).................................... A. oryzae (Munakata, 1910) - oc long; ori 2–3....................................................................................... 5 5. Fore tibia with an external pd ; distiphallus with tubules distally (Spencer 1962a: fig. 2b)( Myanmar , Thailand , Taiwan )...................................................................................... A. comosa Spencer (1962) - Fore tibia without pd ; distiphallus without tubules........................................................... 6 6. Distiphallus with basal part distinctly longer than distal part (Spencer 1986: figs 1, 2)( Indonesia , Thailand ; host plant; Panicum palmifolium )...................................................................... A. panici Meijere (1934) - Distiphallus with basal part subequal to distal subglobular lobe (Sasakawa 1972: fig.2)( Taiwan , Thailand ; host plant: Digitaria spp.).......................................................................... A. latipennis Malloch (1914)