Notes on the genus Procystiphora Felt, 1915 (Diptera: Cecidomyiidae) with description of one new species inducing galls in branchlets of a bamboo in China Author Jiao, Kelong Author Bu, Wenjun text Zootaxa 2010 2717 53 61 journal article 10.5281/zenodo.199750 127a7e54-1692-4c70-9a58-2df25dd2c6c7 1175-5326 199750 Key to males of all known Procystiphora species 1. Third flagellomere with neck distinctly longer than node .............................................................. P. coloradensis Felt - Third flagellomere with neck as long as or shorter than node...................................................................................... 2 2. Hypoproct with lobes pointed apically ........................................................................................................ P. junci Felt - Hypoproct with lobes rounded apically ....................................................................................................................... 3 3. Gonocoxite with two triangular mediobasal lobes, including shorter dorsal one and longer one clasping aedeagus; hypoproct not deeply emarginate, with stout lobes 1.4–1.5 times as long as wide; antenna with 20–21 flagellomeres; wing length 3.7–3.8 mm .......................................................................................................... P. uedai Sato & Yukawa - Gonocoxite with long mediobasal lobe(s) clasping aedeagus; hypoproct emarginate deeply with slender lobes 2.4– 3.0 times as long as wide; antenna with 15–18 flagellomeres; wing length 2.3–2.4 or about 2.8 mm ....................... 4 4. Gonocoxite with mediobasal lobes apically blunt and concave at outer margin; aedeagus a little longer than gono- coxite; empodium longer than the tarsal claw ..................................................................................... P. gerardi Meyer - Gonocoxite with stout and apically rounded mediobasal lobe; aedeagus distinctly shorter than gonocoxite; empo- dium as long as the tarsal claw ................................................................................................. P. phyllostachys sp. nov.