曲美绥螨雄螨和洮儿河美绥螨前若螨描述(蜱螨亚纲:革螨股:美绥螨科)  

DESCRIPTIONS ON MALE OF AMEROSEIUS CURVATUS AND PROTONYMPH OF AMEROSEIUS TAOERHENSIS ( ACARI: GAMASINA: AMEROSEIIDAE)

作　　者：马立名 

机构地区：[1]全国鼠疫布氏菌病防治基地,吉林省白城市137000

出　　处：《蛛形学报》2000年第2期75-77,共3页Acta Arachnologica Sinica

摘　　要：描述曲美绥螨 Ameroseius curvatus Gu,Wang et Bai,1989雄螨和洮儿河美绥螨Ameroseius taoer-hensis Ma,1995前若螨。1 Ameroseius curvatus Gu,Wang et Bai, 1989(figs. 1~5)♀ . Body yellow, oval, length 322-379 μm, width 218 - 264 μm. Dorsal shield covers all dor-sum, with 29 pairs of setae, F1 plumose, remains long leaf in shape. Sterno -genital shield with 5 pairs of setae. Ventro - anal shield large, with 4 pairs of preanal setae and 3 perianal setae, peritreme near to F1 anteriorly. Tectum with bow - like anterior margin. Spermatodactyl spoon -shaped.Specimens 10 ♂♂ and 4 ♀♀ ,Collected from soil, Baicheng(45°37'N, 122°49'E) , Jilin Province, 1997-08 - 07.2 Ameroseius taoerhensis Ma, 1995 (figs. 6~8)Protonymph. Body light yellow, oval, 368 μm long, 276 μm wide, dorsum with reticulated pattern, bearing 28 pairs of setae, of which some pairs very long, thick and barbed ,and the others short and simple. Venter with 10 pairs of setae and 3 perianal setae, all short and simple. Peritreme short. Chela short and broad, fixed digit with 3 teeth. Corniculus bifurcatus apically.Specimens 2 ♀♀ and 1 protonymph, collected from under decomposed bark of pine, Baicheng (45°37'N, 122°49'E),Jilin Province, 1995-08-24.

关 键 词：蜱螨亚纲 美绥螨科 美绥螨属 

分 类 号：Q969[生物学—昆虫学]