Seven new species and a checklist of the genus Thecobathra Meyrick from China (Lepidoptera: Yponomeutidae) Author Fan, Ximei Author Jin, Qing Author Li, Houhun text Zootaxa 2008 1821 13 24 journal article 10.5281/zenodo.183025 eda8839b-ee01-4b11-aa5c-c6d8ad118a32 1175-5326 183025 Key to species of Thecobathra in China based on male genitalia (excluding T. eta , T. microsignata and T. argophenes ) 1 Phallus with two rows of dentation ........................................................................................................... 2 - Phallus with one row of dentation...............................................................................................................5 2 Phallus with two big teeth at base ......................................................................... T . longisaccata sp. nov. - Phallus without such tooth at base.............................................................................................................. 3 3 Valva with a sclerotized, spine-shaped process arising from base ............................... T. latibasis sp. nov. - Valva without such process at base............................................................................................................. 4 4 Sacculus rounded in shape........................................................................................................... T. yasudai - Sacculus elongate triangular, with short spine-shaped apex............................. T. badagongshana sp. nov. 5 Costa with undulant or finger-shaped protuberance .................................................................................. 6 - Costa simple, without protuberance..........................................................................................................12 6 Sacculus with fold portion dorsally.............................................................................................................7 - Sacculus without any fold portion dorsally...............................................................................................11 7 Phallus with two rows of dentation equal in length, with two big teeth at base........................ T. sororiata - Phallus with two rows of dentation unequal in length, without tooth at base ............................................ 8 8 Valva with hairs on distal 1/2 of ventral surface, ventral margin bluntly angled at middle .......................... .................................................................................................................................... T. partinuda sp. nov. - Valva with hairs on distal 2/3 of ventral surface, ventral margin smooth .................................................. 9 9 Valva concave inward near base ventrally.................................................................................................10 - Valva not concave ventrally...................................................................................................... T. tetragona 10 Distal half of valva narrowed sharply; phallus densely dentate .................................................... T. chiona - Distal part of valva indistinctly narrowed; phallus sparsely dentate .............................................. T. delias 11 Sacculus with a semicircular process at apex ................................................................................. T. kappa - Sacculus without process at apex................................................................................................... T. flavida 12 Ventral plate of gnathos spinose ............................................................................................................... 13 - Ventral plate of gnathos not spinose..........................................................................................................15 13 Ventral plate of gnathos medially concave on anterior margin ..................................... T. paranas sp. nov. - Ventral plate of gnathos rounded on anterior margin................................................................................14 14 Sacculus obviously concave at middle, triangular apically .............................................................. T. anas - Sacculus weakly developed, not concave or protrudent apically ................................................. T. lambda 15 Phallus with two big teeth near base.......................................................................................... T. bidentata - Phallus without tooth near base................................................................................................................16 16 Sacculus with a lobe at base, with a subulate process at apex .................................. T. basilobata sp. nov. - Sacculus with neither lobe at base nor process at apex.............................................................................17 17 Valva with a sclerotized loop at base............................................................................................... T. ovata - Valva without sclerotized loop at base.......................................................................................................18 18 Socius with distal 1/3 semicircularly dilated ........................................................... T. acrivalvata sp. nov. - Socius nearly parallel-sided......................................................................................................................19 19 Phallus distinctly curved at middle; sacculus triangular................................................................ T. albana - Phallus straight; sacculus a sclerotized strip with a semicircular apical protuberance............... T. yunnana