Itomyia属(双翅目、シマバエ科)一新種の記載と既知種への 検索 誌名 名城大学農学部学術報告 ISSN 09103376 著者 岡留, 恒丸 巻/号 47号 掲載ページ p. 1-4 発行年月 2011年3月 農林水産省 農林水産技術会議事務局筑波事務所 Tsukuba Office, Agriculture, Forestry and Fisheries Research Council Secretariat S c ie n t i f i cReportso ft heF 'a c ul t yo fA g r i c ul t u r e M巴i j oUnivers i t y( 名j J A大決学祁) 4 7・1 4( 20n) 可 1 O r i g i n a l GenusI tomyiaandaNewSpeciesfromJapan ( D i p t e r a, Lauxaniidae) Tsunemaru OKA I)()~'I E ' Abs tract A n巴w s p eじl とSo fl a u x a n i i1 cl 1y.1 1 m月' yl!l l l e n z o uis pn o v .d e s c ri b ec 1f r 0 1 1 1C c n tr a lJ a pa n . The new s p c c i巴S1 S 目 chm日c t e ri z ec 1b ya r i s t ab r o w n i s hy c l l o wa n ds h o r tp u b巴s c ent ,b yf r o n sa n c lf 3 c ey elo w i s hb r o w n . く 巴 yf o r] a p a n es cknown p e c i c sa n c lm a l ej )o st ab c l o m e na l巴i l l us tr a t c 【1 t oa i dd巴 l e r 1 1 1 i n a ti o n so ft h巴s p eCic s .よ a t r ゲト o n si sa l s or e c or de dh 巴 I 巳 f r ol 1KO l 巴a 日 f orl hef i rs tt i me. J (e ywOTds : Di p t e r a,La u xa ni i da e,l t ο , 川' y w,news p c c ie s.J a p a n 1 t υ , myta属 ( 双姐 E I,シマパエ科)一新粧の記載と既知市(への検定(同町 ・│ 宣丸 勺 要約 日 l ヨ 本 本 . カ か、らのみ主匁知l 日 l られている刀肋OI/l.I'/{/ 民 ! は 立 J .1 . 3 凱 加 u矧 x b M 叩 泊 1 訂 1 1 凶 1 いたが. この f叩 T世~f告長でで、'-斗有干杭Utυ 刑Jη仰 y 1り 'yia η ロ l舵 削 '((κ 仰 ω e:リ川1/山 lは£訓 tρ(11 川山 川 11tυli Ok 叫 ad 出 { り ) ) ロc . 叩 s p. 胤 n ( ) 】) v .を追h 加1記絞 ! i 紋 長した の検索去について示した さらに Jの求it;ι~'II:I ~ と 5 ,fJ[(の I J 本 庄 l~HI 市I へ また本属が米記録であ った税 │ 主I から / .a l r i ( r o l l sを初めて記. J : i 、 した , lntroduction Keyto the]apanesespecies of Itom yI aOkadome, 1998 Thegenusl t m n y i abel ongst ot h es ub f a m i l yL a u x a n i i n a e 19 9 8 )b a s e s onl t o m y i aα1 1 ' ぴT OIlS was e r e c t e dby Okadome ( 1 Ari s t ab l a c k,c lens el yplumose'. Okad ol 1 1 巴 , 1998 a n c ll l n t i l now,t h isg e n l l s wasknown o n l y from] a p a n . R e c e n t ly Sasakawa ( 2 0 05 )d e s c r i b e c laddi t i on a l 2 h o r tpubes c e n t. . . . .) : Ar i s t awhi teo rbrownishy e l l o w,s 2 Midt i b i ad a r kbrown; l e f ts u r s t y l u sL-shape c l e so fl t o m y i afromHonshu. 1 'h巴r c f o r eI I pt onow twospeじi 1 .c u r u a t σ ,S asakawa .a t r i f r o n s Okadome ( Honshu. f ol l owi ng f o urspeci es,1 Mi dt ib ian o tda r kbrown;l e f tSl I 居s t yl l lSb a s a l lys tr a i g h t , .t s u s h i m αna Okadome (Kyushu),1 .C U . f v a t a Kyushu),1 b l l ts l i g h t l yじurvedbackwards. . . .よ a t r i j i ' O J I SOkaclome 司 Sasakawa(Ho n s h u )andよ l o b a t aSasakawa( I Ionshu) 3 A r i s t ab l a c k ; mesoscutumwit h¥ :b an d s ;f o r 巴t i bi aexc e p t f o rb a s eb r own,l e f ts l l r s t y l l lsr e c t a n gl l l a r, a b o l l t2t i m e s S t l l dyi n gm a t e r i a l s from t he I lol 1s h u .d e p o s i t e di nt h e EntomologicalLa b o r a t o r y .F a c l l l ty o fAgr icul tlr e,Meijo 1 1wi dt h l ongert hant hei rmaximul Uni ver s it yt h ea u t h o rwer巴 a b l et of i n danewl t o m y i aspeじl e s, Ar i st abrown is hy巴 I 10w; mesosclltumwi t ho u tb a n d s :f o r e whichi sc l e s cr i b e dandi l l u s t ra t e dhere i n . ・ー ・・ ・・ 4 o s t er i o r t i b i an o td a r kbrown; l e f ts ur s t y l u st r i a n g u l a r,p margi nconvexa n c lant e r i o rmargina b r u p t l ynarrowel ca t Material andMethod ・ ・ ・ a b o u t1 / 2i t sl en g t h ・・ 0 The specimens used i nt h i ss tudy wer e colected by よk e n z o uiOkadom巳 s p .n o v . . 4 A c r o s t i cha ls e t a e4rows.. .. ・ 1 .l o b a f aSasakawa ・ ".ι よ t s u s h i m a n aOkadome A c r o s t i c ha ls e t a e2row己 ・ n c l Malaise t r a p s. I Iolotype o fnew speじl e s swe巴pinga o s i t e c li n the Entomologica l desc r i b巴dherein are dじp Description ioU n i v e r s i t y(ELMU).Nagoya,] a p a n . The Laborat o r y,Mej t erminali a were macerated i n 10% KOH a t room ltom y i akenzouiOkadome,s p .nov. f t巴rabout 5-1 0 hours t o rcmove s o f t temperature.日nda ( F i g s .12 ) H e a d .h ighert h a nl o n g( 1 .3X),w i c l e rt ha nh i g h( 1 .6 Mal e. t l s s ue. X ) ; ey巴 obl i q l le l yo v a t e. Vert e xc l a r k brown; o c c i p u t and median scler it e yell owish brown t o reddi sh brown; pos t o c cla rs e t a ea b o u th al fa sl onga socela rs e t a e . Frons E 1 1 1c ri l l lS ,l ¥ 1c i j oU n i ve r s i t y,S h i o g a m日g u ch if e 1 1 1 p a l w,I ¥ 3 日g o y a 4 6 88 5 0 2,J ap ι 1 1 1 l~e c:eived a t2 2Nov em b e r2 0lO A c c c p l eda l2 8F cb r u a r y2 0 1 1 ‘ 守 〆 i t hs p ar s e l ys 巴t ul a e0 1 1anteno rc o r n ero t brownishy e l l o w,w 干r o n to r b 】i t alp l a teb r 印 . 刀 【 c o. 九 w v n i sh .cove redw吐i t hf i n e f r o n taledge .F 一 p 】 ) a 心 l 江 訂 r . 一 -ri c l オ l e s ;al 1t e r i o ro r b i t als e t a almost a sl o ng a sp o s t er i o r 正 2 S c i .R e p .F a c .A g l ¥ M e i j oU n i v . (~う城大農学報) 47 ( 2011) F i g .1 .I t o m y i ak e n z o u is p .n o v .( H o l o t y p cf r o mY a w a t a,A s a h i,A i c h i, ] a p a n ) .a :g e n e r a lh a b i t u si nl a t 巴r a lv i e w ;b a lv i e wo ft h巴 s a m巴 e :a n t e ri o rVI巴wo ft h es a m巴. s a m ei nd o r s a lv i e w ;c :t h ed o r s a lv i e wo ft h eh e a d ;d :l a t巴r s e t a ; 1p o s t p r o n o t a ls e t ap r e s e n t ; 2n o t o p l e u r a ls 巴t a e ;1 p r e s u t u r a li n t r a a l a rs e t ap r e s e n t ; 1s u p r a l a rs e t a ; 1i n t r a a l a rs e t a ; 1p o s t a l a rs e t a ; 1p r e s c u t e l l a ra c r o s t i c h a ls e t a ;1 n a ls e t a ; 1s t r o n ga n e p i s t e r n a ls e t a ; 1s t r o n g p r o e p i s t巴r katepisternal s e t a ;2p a i r ss c u t e l l a rs e t a e . One p a i r p r e s c u t e l l a rs e t a,2 rows a cr o s t i c h a ls e t a e ;p r e s u t u r a la r e a with some s e t u l a ei ni r r e g u l a rrows. Winguniformly y e l l o w i s hh y a l i n e,somewhatd a r k e ra n t e r i o rm a r g i n ; v巴ms fd i s c a lc e l . l y e l l o w i s h .A n t e r i o rc r o s s v e i np l a c ei nm i d d l巴 o P e n u l t i m a t es e c t i o no fM3+4a b o u t1 .7Xa sl o n ga sp o s t e r i o r c r s s v e i n .V e i n sR4+5andM1+2a l m o s tp a r a l l e. l Apexo f b v e i nR2十 3n o tt u r n e d .C r o s sv巴i n ss t r a i g ht . Halterewith y e l l o w i s hs t a l kand d a r k brown k n o b . Legs y e l l o w i s ht o x c e p td a r k e ri nf o r el e g . Forefemurw i t h b r o w n i s hy e l l o w,e 5p o s t e r i o rd o r s a l,4l a t e r a land4v e n t r a ls e t a e,r e s p e c t i v e l y. F i g .2 .I tomyiak e n z o u is p.n o v .a b :m a l e e p a n d r i u ma n ds u r s t y l i ;a :r i g h t,o u t e r a m es i d e . s i d e ;b :l e f t,s i n t i r巴l yy e l l o w i s h Midt i b i aw i t h2a p i c a ls u p u r s .Abdomen. E brown, t e r g i t e1+2a b o u t1 .3Xa sl o n ga st e r g i t巴 3 ;t e r g i t e3 a b o u t1 .2t i m e sa sl o n ga st e r g i t e4 ;t e r g i t e s4,5and6a b o u t . 5t i m e sa sl o n ga s s e t a .1 s tf l a g e l l o m e r ey e l l o w i s hbrown,3 samei ns i z e . Epandriuma l m o s troundedi nl a t巴r a lview, w i t h wide,a r i s t abrownishyellow,shortpubescent . Face somes e t a eo u t e rs u r f a c e .S u r s t y l ia s y m m e t r i c a l,a r t i c u l a t e d h i n i n gw i t hd e v e l o p e di n t oab l u n tcone, y e l l o w i s hbrown,s w i t h epandrium. L e f ts u r s t yl u sr a t h e rs l e n d e r,a n t e r i o r a nd p a r a f a c i a l,gena,and p o s t g e n as h i n yy e l l o w i s hw h i t e. m a r g i na b r u p t l ynarroweda ta b o u t1 / 2i tl e n g t h, anda b o u t2 . 0 C l y p e u sy e l l o w i s hb r o w n .T h o r a x .mesoscutumands c u t e l l u m Xl o n g e rt h a nh e i g h to fe p a n d r i u m . u n i f o r m l yy e l l o w i s hbrown,coveredw i t hf i n ep a r t i c u l e s, L e n g t h . Body3. 4m m,wing3 . 7mm. withoutmarkings. P o s t p r o n o t a ll o b e s and notopleuron Femaleunknown. y巴l l o w i s h .P l e u r a ls c l e r i t e ss l i g h t l yp a l e rt h a nmesonotum. H o l o t y p e . Male,[ Ja p a n : Honshu]Yawata( 6 5 0 m . ), A s a h i, Cha巴t o t a x ya r ea sf o l l o w s : 0+3d o r s o c e n t r a ls e t a e,f i r s ts e t a Aichi Pre, . f 1 72 7 .X .1 9 9 8,K. Yamagishi. I n ELMU u tc l o s e rt os u t u r et h a nt os e c o n d s i t u a t e db e h i n ds u t u r e,b C o l l e c t i o n . UKAUOME- ANewS p e c i e sI t o l l l y i a D i s t r i b u t i o n .J a p a n( H o n s h u ) 3 X. I1 9 7 0 ; 2♀ , 2♂ , Togoku,S e t o,A i c h iPre , . f2 9 .V I 5 .V I I. T h i ss p e c i e si sc l o s e l yr e l a t e dt oよ l o b a t aSasakawa,b u t 1 9 9 7,K .K i t a z u m i ; 2♀ , 1♂ , Noguchi,Sawara,Fukuoka d i f f 巴r sbyt h ef o l l o w i n gc h a r a c t e r s :i nh a v i n gt h ea r i s t a P r e f .,1 1 .I V .1 9 6 6,T .S a i g u s a ; 1♀ , Mt .Tachibana-yama, b r o w n i s hy e l l o wt od a r k,i nh a v i n gt h ef a c ee n t i r e l yy e l l o w i s h Fukuoka,Kyushu,2 7 .I .1974,K .Y a m a g i s h i ; 1♀ , samel o c . brownw i t hc o n i c a lt u b e r c l e,i nh a v i n g2rowsa c r o s t i c a ls e t a巴 a n dc o , . l1 2 .I I .1 9 7 4 ; 1♂ , samel o c .a n dc o , . l3 .I V .1 9 7 4 ;1 o nmesoscutuma n dl e f ts u r s t y l u sr e c t a n g u l a r,a n t e r i o re d g e 6 ' , samel o c .a n dc o , . l8 .I V .1 9 7 8 ; 1♀ , samel o c .a n dc o , . l1 7 . a b r u p t l ynarroweda ta b o u t2 / 3i t sl e n g t h . V .1 9 7 4 ; 26 ' , same l o c . andco , . l2 0 .I V . 1974;1♂ , Mt. .Kenzou E t y m o l o g y .T h i ss p e c i e si snamedi nhonoro fDr Wakasugi-yama,S a s a g u r i,Fukuoka P r e f .,21 .I V .1 9 6 2;T. Yamagi s h i,Hymenopteristand c ol 1e c t o ro fmany o ft h e S a i g u s a . s p e c l m e n s . 1♂ , Mt . Sudosan ( 4 0 0m . ),Kyongsangpunk-do,KOREA, 1 7 1 8 .VII .1 9 7 1,K .Y a m a g i s h i . l t o m y i aa t r I 介。n sOkadome ( F i g .3 ) D i s t r i b u t i o n .Japan (Hokkaido ( f i r s tr e c o r d ),Honshu, Kyushu)Korea( f i r s tr e c o r d ) . I t o m y i aa t r i f r o n sOkadome,1998:251 I t o m y i aa t r すo n s :Sasakawa,2 0 0 5 :2 9 8 . I t o m y i al o b a t aSasakawa ( F i g . 4 ) ss u p e r f i c i a l l y This s p e c i e st h et y p eo ft h egenus,i I t o m y i al o b a t aSasakawa,2 0 0 5 : 298. r e s e m b l e sI .c u r v a t aSasakawahavingaplumoseb l a c ka r i s ta, and 2 rows a c r o s t i c h a l setae on mesoscutum,but i s T h i ss p e c i e sc a nbee a s i l yd i s t i n g u i s h e dfromanyo t h e r d i s t i n g u i s h a b l e from i tb y ; mesonotum w i t h3 l o n g i t u d i n a l I tomyiaspecies by the acrost i c h a ls e t a ei n 4 rows on s t r i p e s,a n dl e f ts u r s t y l u se l o n g a t e,a l m o s ts t r i g h t,w i t ha p e x mesoscutum. r o u n d e dands l i g h t l yb e n tp o s te ri o r l y . Sp巴clmensexamm巴d.1♀,B i b a i,Hokkaido,3 0 .VI .1967, Specimens examined. 1♀ , Mikashima,Tokorozawa, S a i t a m aP r e f .,2 6 .VI .1990,H .M i t s u i ; 1♀ , Yawata,A s a h i, K .Ya m a g i sh i ; 1♂ ,H .H .S .,S e t a g a y a, Tokyo,9 .I I I .1987,H. A i c h iPr 巴 f .,1 8 2 8 .V I I .1 9 9 8,K .Kawase; 1♂ , samel o c .a n d M i t s u i ; 1♀ and2♂ , Yawata ( 6 5 0m. ),A s a h i,A i c h iP r e f. , c o , . l 15-25.医. 1 9 9 8 ; 1♀,Mt .F u t a t a b i y a m a,Kobe,Hyogo 1 72 7 .X .1 9 9 8,K .Y a m a g i s h i ; 2♀,3♂ , same l o c a l i t ya n d Pre , . f A.T a n a k a ; 1♀,Mt .Y u i,Amami-oshimaI s. ,Ryukyu, c olc t o r,1 52 5 .I X .1 9 9 8 ; 1♀ , 16 ' , Mt .Sanageyama,A i c h i 2 7 .I I I .2000-30.I .2001,T .Muroi& Y .Maeda. Pr 巴 f . , 2 .V .1 9 7 1,K .Y a m a g i s h i ; 1♀ , samel o c .a n dc o , . l2 3 . D i s t r i b u t i o n .J a p a n(Honshu,Ryukyu( f i r s tr e c o r d ) ) . F i g .3 .I t o m y i aa t r i f r o n sO k a d o m e . As p e c i m e nf r o mYa w a t a, A s a h i, A i c h i, ] a p a n .a :g 巴n e r a Jh a b i t u si nJ a t e r a Jv i e w ;b s a m巴 i nd o r s a Jv i e w ;c :t h ed o r s a Jv i e wo ft h eh e a d ;d :J a t e r a Jv i巴wo ft h es a m e ;e :a n t e r i o rv i e wo ft h es a m e S c i .R e p .F a c .Ag r .M e i j oU n i v目(名城大農学報) 47 ( 2 0 1 1) 4 F i g .4 .I t o m y i al o b a t aS a s a k a w a . As p e c i m e nf r o mY a w a t a, A s a h i, A i c h i, ] a p a n .a :g e n巴r a lh a b i t u si nl a t e r a lv i e w ;b s a m ei nd o r s a lv i e w ;c :t h ed o r s a lv i e wo ft h eh e a d ;d :l a t e r a lv i e wo ft h es a m e ;e :a n t e r i o rv i e wo ft h es a m e . Acknowledgements The author g r a t e f u lt o Professor Kenzou Yamagishi, Entomological Laboratory,Faculty o fA g r i c u l t u r e,Meijo g e n .n o v .( D i p t e r a,L a u x a n i i d a e ),w i t hd e s c r i p t i o n so ftwo new s p e c i e s fromJ a p a n .I n t e r n .JD i p t e r o. l Res. 9 ( 4 ) : 2492 5 2 Sasakawa,M. ( 2 0 0 5 ) Fungus Gunats,Lauxaniid and o rproviding many interesting University,Nagoya,f Agromyzid F l i e s( D i p t e r a )o fthe I m p e r i a l Palace,the speClmens. AkasakaI m p e r i a lGardensandt h eTokiwamatsuI m p e r i a l References Okadome, T .( 1 9 9 8 )A newgenuso ft h el a u x a n i i df l y, I t omyia a t n .S c i .Mus.,Tokyo,( 3 9 ) :2 7 3 3 1 2 . V i l l a,Tokyo.Mem.N
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