The genus Syzeton Blackburn, 1891 (Coleoptera, Aderidae) in the United States of America Author Gompel, Nicolas 0000-0003-3358-7963 Ludwig-Maximilians-Universität München, Fakultät für Biologie, Biozentrum, Grosshaderner Str. 2, 82152 Planegg-Martinsried, Germany. gompel @ biologie. uni-muenchen. de; https: // orcid. org / 0000 - 0003 - 3358 - 7963 gompel@biologie.uni-muenchen.de text Zootaxa 2022 2022-07-07 5162 3 243 267 journal article 93650 10.11646/zootaxa.5162.3.3 460739ae-f695-4a2f-9da3-ff09730b73dd 1175-5326 6810142 38EE4183-B7A3-44AC-9441-A4EE7E32159E Syzeton ater (LeConte, 1875) , comb. nov. ( Figures 2e ; 3e ; 4d ; 5e ) Xylophilus ater LeConte, 1875: 175 ; Holotype : Texas , Belfrage ( MCZC ) ( Werner, 1990 ) Zonantes ater (LeConte, 1875) : Werner (1990) Material examined. United States . Arkansas : Polk County , Mena , ( 350 m ) [ 34°35’ N 94°14’ W ], UV light traps , 19.VII.2007 , B. Baldwin leg. ( 1 ♂ , UNHC ) ; UV light traps , 6.IX.2010 , B. Baldwin leg. ( 1 ♀ , UNHC ) . Missouri : Jackson County , Blue Springs [ 39°01’ N 94°16’ W ], on Celtis occidentalis L., 5.VII.1999 , G. H. Nelson leg. ( 1 ♀ , FSCA ) ; Jackson County , Raytown [ 39°00’ N 94°27’ W ], 21.VI.1978 , G. H. Nelson leg. ( 1 ♂ , NGPC ) . Ohio : Cuyahoga County , Fairview Park , MacBeth Avenue , ( 220 m ) [ 41°25’ N 81°52’ W ], UV light, 22.VIII.2007 , H. J. Lee leg. ( 1 ♀ , UNHC ) ; Franklin County , Columbus [ 39°57’ N 82°59’ W ] 28.VI.1991 , B. & B. Valentine leg. ( 1 ♀ , FSCA ) ; Franklin County , Columbus [ 39°57’ N 82°59’ W ] 5.VII.1991 , B. & B. Valentine leg. ( 1 ♀ , FSCA ) ; Franklin County , Columbus [ 39°57’ N 82°59’ W ] 8.VII.1991 , B. & B. Valentine leg. ( 1 ♀ , NGPC ) ; Franklin County , Columbus [ 39°57’ N 82°59’ W ] 29.VIII.2000 , B. & B. Valentine leg. ( 1 ♀ , FSCA ) . Texas : Comal County , Bulverde [ 29°47’ N 98°25’ W ], mercury vapors + black light, 11.VI.1998 , R. Turnbow leg. ( 1 ♂ , FSCA ) . Oklahoma : Grady County , Tuttle , Silver Ridge Drive , ( 390 m ) [ 35°19’ N 97°44’ W ] Blacklight trap , 20.V.2005 , B. Baldwin leg. ( 1 ♂ , UNHC ) ; UV light traps , 19.V.2006 , B. Baldwin leg. ( 3 ♂♂ , UNHC ) . Texas : Brazos County , 5 km SW Wellborn , ( 80 m ) [ 30°30’ N 96°20’ W ], At lights, 31.X.2016 , V. Belov leg. ( 1 ♂ , VBPC ) ; At lights, 4.IX.2020 , V. Belov leg. ( 1 ♂ , VBPC ) ; Wise County , Black Creek Reservoir, ( 300 m ) [ 33°20’ N 97°35’ W ], Dry oak savannah, UV sheet, Woodland with scattered red cedar, 15.IX.2009 , J. P. Gruber leg. ( 1 ♂ , WIRC ) ; Dry oak savannah-woodland, Attracted by UV light, 15.IX.2009 , J. P. Gruber leg. ( 1 ♀ , NGPC ) . Distribution. United States : Louisiana and Texas to Ohio and Illinois ( Werner, 1990 ).