為膜翅目,胡蜂科。體長竟達40毫米,是世界(jie)上最大(da)的胡蜂。頭部:寬較胸部窄(zhai),但(dan)略寬于(yu)前(qian)胸背(bei)板(ban)前(qian)緣(yuan);胸部:前(qian)胸背(bei)板(ban)前(qian)緣(yuan)中央略隆起,被中胸背(bei)板(ban)端部分開,肩角(jiao)明顯(xian),前(qian)緣(yuan)兩側黃棕色(se),其余均(jun)呈黑褐色(se),但(dan)有(you)的個體肩角(jiao)處各有(you)1棕色(se)斑,刻點(dian)幾無(wu),但(dan)布有(you)棕色(se)毛。腹(fu)部:除(chu)第6節背(bei)、腹(fu)板(ban)全呈橙黃色(se)外,其余各節背(bei)板(ban)均(jun)為棕黃色(se)與黑褐色(se)相間。捕食多種昆(kun)蟲(chong),在生物防治(zhi)上有(you)較大(da)利用價值,同時(shi)亦(yi)會吸(xi)食成熟水果(guo),帶來一定(ding)害處。屬(shu)東洋、古北區系共有(you)種。
屬東洋、古北區系共有(you)種。
國(guo)內分布面較廣(guang),北起(qi)吉(ji)林(長白山),南至臺灣(wan)及廣(guang)東(dong)(dong)、廣(guang)西(xi)、云南南緣,東(dong)(dong)接(jie)國(guo)境線(xian),西(xi)向(xiang)沿(yan)遼寧(ning)、河(he)北、山西(xi)、陜西(xi)(延安)、甘(gan)肅(慶陽、隴南地區)西(xi)斜,折入四川、云南,止于盆(pen)地西(xi)緣和橫斷山系東(dong)(dong)側,是胡蜂科中(zhong)常見種類之一。
國外分布于朝鮮、日本(北海道(dao)一九(jiu)州)及歐洲(zhou)(法國)。
頭部(bu)(bu)(bu)(bu):寬(kuan)(kuan)較胸(xiong)(xiong)部(bu)(bu)(bu)(bu)窄,但略寬(kuan)(kuan)于(yu)前(qian)胸(xiong)(xiong)背板(ban)前(qian)緣。兩(liang)觸角(jiao)(jiao)(jiao)(jiao)窩(wo)之(zhi)間三(san)(san)角(jiao)(jiao)(jiao)(jiao)狀平面隆起(qi),隆起(qi)端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)伸達唇(chun)基基部(bu)(bu)(bu)(bu),額溝(gou)明顯,整個(ge)頭部(bu)(bu)(bu)(bu)桔(jie)黃(huang)色(se),額部(bu)(bu)(bu)(bu)及頰(jia)部(bu)(bu)(bu)(bu)較稀(xi)的(de)布(bu)(bu)有(you)(you)淺(qian)刻(ke)點,僅沿(yan)后頭邊(bian)緣布(bu)(bu)有(you)(you)棕(zong)色(se)毛,頰(jia)部(bu)(bu)(bu)(bu)寬(kuan)(kuan),棕(zong)色(se)單眼呈倒三(san)(san)角(jiao)(jiao)(jiao)(jiao)形排列于(yu)兩(liang)復(fu)(fu)眼頂部(bu)(bu)(bu)(bu)之(zhi)間,每(mei)個(ge)單眼周圍(wei)略呈黑色(se)。觸角(jiao)(jiao)(jiao)(jiao)支角(jiao)(jiao)(jiao)(jiao)突深棕(zong)色(se),柄節棕(zong)黃(huang)色(se),鞭(bian)節黑色(se),唯基部(bu)(bu)(bu)(bu)數節的(de)腹(fu)面及端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)數節呈銹色(se)。唇(chun)基略隆起(qi),寬(kuan)(kuan)大于(yu)高,全(quan)呈桔(jie)黃(huang)色(se),密布(bu)(bu)刻(ke)點,沿(yan)端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)布(bu)(bu)有(you)(you)棕(zong)色(se)毛,基部(bu)(bu)(bu)(bu)中(zhong)央凹陷,端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)兩(liang)側齒狀突起(qi)。上顎(e)基部(bu)(bu)(bu)(bu)寬(kuan)(kuan),近三(san)(san)角(jiao)(jiao)(jiao)(jiao)形,桔(jie)黃(huang)色(se),端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)處呈黑色(se),端(duan)(duan)(duan)(duan)部(bu)(bu)(bu)(bu)下半部(bu)(bu)(bu)(bu)有(you)(you)3個(ge)齒,上半部(bu)(bu)(bu)(bu)刃狀,最上端(duan)(duan)(duan)(duan)有(you)(you)1短(duan)齒,上顎(e)布(bu)(bu)有(you)(you)刻(ke)點和極短(duan)的(de)毛。頰(jia)部(bu)(bu)(bu)(bu)明顯超(chao)過復(fu)(fu)限寬(kuan)(kuan)。
胸(xiong)部(bu)(bu):前(qian)(qian)(qian)胸(xiong)背(bei)(bei)(bei)(bei)板(ban)前(qian)(qian)(qian)緣(yuan)中(zhong)(zhong)央略(lve)隆(long)起(qi),被中(zhong)(zhong)胸(xiong)背(bei)(bei)(bei)(bei)板(ban)端(duan)部(bu)(bu)分開,肩角明顯,前(qian)(qian)(qian)緣(yuan)兩側(ce)黃(huang)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se),其(qi)余均呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),但(dan)有(you)的(de)個體(ti)肩角處各(ge)有(you)1棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)斑,刻(ke)點(dian)幾無,但(dan)布(bu)(bu)(bu)有(you)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao)。中(zhong)(zhong)胸(xiong)背(bei)(bei)(bei)(bei)板(ban)略(lve)隆(long)起(qi),中(zhong)(zhong)央有(you)細縱隆(long)線,刻(ke)點(dian)細淺(qian)(qian)而稀(xi)(xi)(xi),布(bu)(bu)(bu)有(you)稀(xi)(xi)(xi)的(de)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao),全(quan)(quan)呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),但(dan)有(you)些個體(ti)于前(qian)(qian)(qian)緣(yuan)兩側(ce)及(ji)近翅(chi)基片(pian)處各(ge)有(you)l條狀棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)斑。小(xiao)盾(dun)片(pian)矩形,略(lve)隆(long)起(qi),光(guang)(guang)滑,稀(xi)(xi)(xi)布(bu)(bu)(bu)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao),全(quan)(quan)呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),或棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)。后(hou)小(xiao)盾(dun)片(pian)向下垂直(zhi),五邊形,端(duan)部(bu)(bu)突出(chu),光(guang)(guang)滑、無刻(ke)點(dian),稀(xi)(xi)(xi)布(bu)(bu)(bu)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao),全(quan)(quan)呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),有(you)時于兩側(ce)各(ge)有(you)1點(dian)狀棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)斑。并(bing)胸(xiong)腹節全(quan)(quan)呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),稀(xi)(xi)(xi)布(bu)(bu)(bu)淺(qian)(qian)刻(ke)點(dian),布(bu)(bu)(bu)有(you)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao),中(zhong)(zhong)央自淺(qian)(qian)溝,背(bei)(bei)(bei)(bei)面平。中(zhong)(zhong)胸(xiong)側(ce)板(ban)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),布(bu)(bu)(bu)有(you)淺(qian)(qian)刻(ke)點(dian)及(ji)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)毛(mao)(mao)。后(hou)胸(xiong)側(ce)板(ban)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),光(guang)(guang)滑、無毛(mao)(mao)及(ji)刻(ke)點(dian)。翅(chi)基片(pian)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se),內緣(yuan)色(se)(se)(se)暗,光(guang)(guang)滑,后(hou)緣(yuan)稀(xi)(xi)(xi)布(bu)(bu)(bu)短毛(mao)(mao)。翅(chi)呈(cheng)(cheng)(cheng)(cheng)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se),前(qian)(qian)(qian)翅(chi)前(qian)(qian)(qian)緣(yuan)色(se)(se)(se)略(lve)深。前(qian)(qian)(qian)、中(zhong)(zhong)、后(hou)足之各(ge)節均呈(cheng)(cheng)(cheng)(cheng)黑(hei)(hei)褐(he)(he)(he)(he)(he)色(se)(se)(se),僅膝(xi)部(bu)(bu)及(ji)前(qian)(qian)(qian)足脛節背(bei)(bei)(bei)(bei)面呈(cheng)(cheng)(cheng)(cheng)棕(zong)(zong)(zong)(zong)(zong)色(se)(se)(se)。爪光(guang)(guang)滑無齒。
腹(fu)部:除第6節(jie)背(bei)、腹(fu)板(ban)(ban)全呈橙黃色(se)外,其余各節(jie)背(bei)板(ban)(ban)均(jun)為(wei)(wei)棕黃色(se)與黑(hei)褐(he)(he)色(se)相間。第1節(jie)腹(fu)板(ban)(ban)全呈黑(hei)褐(he)(he)色(se),第2至(zhi)5節(jie)腹(fu)板(ban)(ban)均(jun)為(wei)(wei)黑(hei)褐(he)(he)色(se),僅于端部確1棕黃色(se)窄帶。第1節(jie)背(bei)板(ban)(ban)與第2節(jie)背(bei)板(ban)(ban)兩端橙色(se),中(zhong)間黑(hei)褐(he)(he)色(se)。第3至(zhi)5節(jie)背(bei)板(ban)(ban)僅于端部邊緣(yuan)為(wei)(wei)橙色(se),基(ji)部為(wei)(wei)黑(hei)褐(he)(he)色(se),兩色(se)橫帶相間之寬窄,個體(ti)間常略(lve)有差(cha)異。各節(jie)均(jun)較光滑,僅能略(lve)見淺細的刻點,均(jun)布(bu)有棕色(se)毛。
體長約30至(zhi)40毫米。職蜂較小。
近似于雌蜂。棕色(se)毛較密,體上常有些棕色(se)斑(ban)。
體長34毫米。
捕食多種昆蟲,在(zai)生物防治上有較大利用價值(zhi),同時亦會(hui)吸食成熟(shu)水果,帶來(lai)一(yi)定害處。
鱗翅目幼蟲。