A new genus and two new species of galling aphids (Hemiptera: Aphididae) from Distylium (Hamamelidaceae) in Taiwan Author Ko, Chiun-Cheng text Zootaxa 2017 2017-09-21 4323 2 209 218 journal article 32030 10.11646/zootaxa.4323.2.4 363faa19-736a-4fd0-993f-2e82f8bb8c3d 1175-5326 898924 3Ca6831A-201A-4Fd8-Afd3-Ae0Cb035319A Genus Monzenia Takahashi, 1962 Type SpecieS: Monzenia globuli ( Monzen, 1934 ) : TakahaShi, 1962 : 2. Generic diagnosis of the alate viviparous adult. DEScrIPTIONS Of THE GENUS ArE bASEd ON THE MOrPHOLOGy Of ALATE vIvIPArOUS AdULTS IN THE GALL GENErATION, ANd ArE AddEd TO TAkAHASHI’S dEScrIPTION ( TAkAHASHI, 1962 ). BOdy ObLONG, rATHEr SMALL TO MEdIUM IN SIzE. ANTENNAE 5-SEGMENTEd, SEGMENT III A LITTLE brOAdENEd NEAr bASAL PArT. WINGS ALMOST HyALINE, brOAd, STIGMA LANcEOLATE; MEdIA vEIN ON fOrEwINGS ONcE-brANcHEd Or UNbrANcHEd, ANAL vEIN AS THIck AS cUbITUS; cUbITUS ANd ANAL vEIN UNITEd TOGETHEr INTO LONG cOMMON vEIN AT bASE, CU1b THIckEr THAN CU1 a. HINd wINGS USUALLy wITH ONLy ONE ObLIqUE vEIN, bUT SOMETIMES MEdIA wEAkLy dEvELOPEd. TIbIAE IMbrIcATE, wITH dISTINcT SPINULES ; TArSI wITH SOME SPINULES, 1ST TArSI wITH 3-3-2 Or 3-3-3 SETAE. SIPHUNcULI SMALL , MErE rINGS, NEArLy AS LArGE AS Or SLIGHTLy LArGEr THAN SPIrAcULAr PLATES. CAUdA rOUNdEd Or wITH A MEdIAL PrOcESS . ANAL PLATE bILObEd.