中華大刀(dao)螳是全國性(xing)品種,廣布于(yu)南北各地(di)。
中華(hua)大刀螳的適(shi)應力很強(qiang),早在1896年(nian)就(jiu)隨同苗木一同引(yin)進到美國等地,并繁衍后代(dai)。
中(zhong)華大(da)刀(dao)螳(tang)是(shi)國內(nei)數一數二的大(da)型(xing)品種,在(zai)全國各地都有分布(bu)。成蟲體長(chang)通常都能達到7~10cm,有綠色,
褐色兩種色型。
成蟲(chong)(chong)體大(da)(da)形,暗褐(he)色(se)或綠(lv)色(se)。雌蟲(chong)(chong)體長(chang)(chang)74-120mm,前(qian)(qian)(qian)胸背板(ban)(ban)長(chang)(chang)23—28mm;雄蟲(chong)(chong)體長(chang)(chang)68-94mm,前(qian)(qian)(qian)胸背極(ji)長(chang)(chang)21-23mm。頭三角(jiao)形,復(fu)眼大(da)(da)而突出(chu)(chu)。前(qian)(qian)(qian)胸背板(ban)(ban)前(qian)(qian)(qian)端(duan)(duan)略寬(kuan)(kuan),于后(hou)(hou)(hou)端(duan)(duan),前(qian)(qian)(qian)端(duan)(duan)兩(liang)側具有明(ming)顯的齒列(lie)(lie),后(hou)(hou)(hou)端(duan)(duan)齒列(lie)(lie)不明(ming)顯;前(qian)(qian)(qian)半部(bu)中(zhong)縱溝(gou)兩(liang)側排(pai)列(lie)(lie)有許(xu)多小顆粒(li),后(hou)(hou)(hou)半部(bu)中(zhong)隆(long)起(qi)線(xian)兩(liang)側的小顆粒(li)不明(ming)顯。雌蟲(chong)(chong)腹部(bu)較寬(kuan)(kuan)。前(qian)(qian)(qian)翅前(qian)(qian)(qian)緣區(qu)較寬(kuan)(kuan),草綠(lv)色(se),革質。后(hou)(hou)(hou)翅略超(chao)過前(qian)(qian)(qian)翅的末端(duan)(duan),黑褐(he)色(se),前(qian)(qian)(qian)緣區(qu)為紫紅(hong)色(se),全翅布(bu)有透明(ming)斑紋。足細長(chang)(chang),前(qian)(qian)(qian)足基節長(chang)(chang)度超(chao)過前(qian)(qian)(qian)胸背板(ban)(ban)后(hou)(hou)(hou)半部(bu)的2/3,基節下(xia)(xia)部(bu)外緣有16根以(yi)上的短齒列(lie)(lie),前(qian)(qian)(qian)足腿節下(xia)(xia)部(bu)外線(xian)有刺4根,等長(chang)(chang);下(xia)(xia)部(bu)內線(xian)有刺15-17根,中(zhong)央有刺4根,其(qi)中(zhong)以(yi)第Th根刺最(zui)長(chang)(chang)。卵鞘(qiao)及卵卵鞘(qiao)楔(xie)形,沙土色(se)到(dao)暗沙土色(se)。長(chang)(chang)14一30mm,寬(kuan)(kuan)13-18mm,高13.5-19.0mm。由許(xu)多卵室(shi)組成。卵粒(li)金(jin)黃色(se),長(chang)(chang)橢圓形,一端(duan)(duan)稍寬(kuan)(kuan)。若蟲(chong)(chong)與成蟲(chong)(chong)相似,無(wu)翅,5一6齡(ling)開始(shi)長(chang)(chang)出(chu)(chu)翅芽。1齡(ling)若蟲(chong)(chong)體長(chang)(chang)8~12mm,2齡(ling)13一15mm,3齡(ling)16—20mm,4齡(ling)21-26mm,5齡(ling)31一36mm,6齡(ling)41—56mm,7齡(ling)54-73mm。