线虫扫描电镜 4.羊仰口线虫

SCANNING ELECTRON MICROSCOPY OF NEMATODES——4.BUNOSTOMUM TRIGONOCEPHALUM

本文对采自上海绵羊小肠羊仰口线虫进行扫描电镜观察。对该虫腹板齿、背齿、亚腹齿、头感器、背乳突、腹乳突、颈乳突、横纹、生殖孔、肛孔和交合伞等超微结构作了描述,并有一些新的发现。讨论了口囊内外的构造。

The adult worms of Bunostomurn trigonocephalurn(Rudolphi,1808)Railliet, 1902,were obtained from the intestine of a sheep in Shanghai County,Shanghai. The ultrastrueture of the ventral cutting plates,dorsal tooth,subventral lancets,amphids,dorsal papillae,ventral papillae(Figs,1～4),cervical papillae (Figs,5,6),transverse eutieular striations(Figs,5～9),genital pore(Fig,7), anus(Fig,9)and eopulatory bursa(Fig,10)is observed with some new findings. The structure of both inside and outside the buccal capsule is discussed.