A review of the subfamily Methochinae from Taiwan (Hymenoptera: Tiphiidae) with description of a new species and redescription of the known species Author Narita, Keisuke Entomological Laboratory, Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University, Motooka 744, Nishiku, Fukuoka, 819 - 0385, Japan. Author Mita, Toshiharu Entomological Laboratory, Faculty of Agriculture, Kyushu University, Motooka 744, Nishi-ku, Fukuoka, 819 - 0385, Japan. t 3 mita @ agr. kyushu-u. ac. jp text Zootaxa 2021 2021-04-22 4964 2 303 329 journal article 7072 10.11646/zootaxa.4964.2.4 375e7a97-d2f2-423f-abaf-f7a6cf4d6e23 1175-5326 4709412 DF8C0B29-134C-47F8-B1E6-EDBE179D617D Key to the species of Methochinae from Taiwan 1 Alate (males)........................................................................................ 2 - Apterous (females).................................................................................... 9 2 Antennal lobe developed; flagellum inconspiciously flattened; maximum length of dorsal pronotal disc shorter than its width (genus Methocha Latreille, 1804 )......................................................................... 3 - Antennal lobe inconspicuous; flagellum strongly flattened; maximum length of dorsal pronotal disc equal to or longer than its width (genus Karlissa Krombein, 1979 ).................................. Karlissa tricha ( Strand, 1913 ) , comb. nov. 3 Clypeus bilobate ( Fig 112 ); mesepisternum foveolate ( Fig 111 )............................ M. taiwanica Tsuneki, 1986 - Clypeus not bilobate ( Fig 4 ); mesepisternum not foveolate ( Fig 3 )............................................... 4 4 Clypeus distally translucent ( Fig 62 )...................................................................... 5 - Clypeus distally opaque ( Fig 4 ).......................................................................... 6 5 Tarsal claws with subapical tooth shorter than half of apical tooth ( Fig 65 ); propodeum areolate ( Fig 64 )................................................................................................. M. foveiventris Lin, 1966 - Tarsal claws with subapical tooth almost as long as apical tooth ( Fig 83 ); propodeum transversely costate ( Fig 82 ).............................................................................................. M. maai Lin, 1966 6 Mandible distally not narrowed ( Fig 4 ).................................................................... 7 - Mandible narrowed in distal half or third ( Fig 26 )............................................................ 8 7 Propodeum dorsally areolate, with smooth interspaces ( Fig 17 )................................ M. areolata Lin, 1966 - Propodeum dorsally rugose longitudinally, with granulate interspaces ( Fig 39 ).................... M. cirrhocrus sp. nov. 8 Propodeum dorsally clearly areolate ( Fig 28 ).............................................. M. cavipyga Lin, 1966 - Propodeum dorsally finely areolate or areolae absent ( Fig 6 ).................................. M. alutacea Lin, 1966 9 All tarsal claws with subapical tooth equal to or longer than apical tooth ( Fig 94 ).................................. 10 - All tarsal claws with subapical tooth shorter than apical tooth ( Fig 51 ).......................................... 11 10 Gena narrowed ventrally ( Fig 93 ); mesosoma entirely black ( Figs 88, 89 )........................... M. maai Lin, 1966 - Gena not narrowed ( Fig 100 ); mesosoma dark reddish brown ( Figs 95, 96 ).......................... M. plana Lin, 1966 11 Frons impunctate or punctate ( Fig 49 ).................................................................... 12 - Frons rugose; distal two-thirds of clypeus rugulose ( Fig 74 )................................. M. foveiventris Lin, 1966 12 Frontal tubercles absent ( Fig 49 )........................................................................ 13 - Pair of frontal tubercles present ( Figs 106, 107 )........................................... M. priorrecta Lin, 1966 13 Clypeal apex incurved ( Fig 49 )....................................................... M. emarginata Lin, 1966 - Clypeal apex truncate ( Fig 56 ).................................................... M. formosana Williams, 1919