狭胸天牛成虫和幼虫的消化道研究

研究了狭胸天牛成虫和幼虫消化道形态。成虫消化道细长，嗉囊长囊状，中肠前段具极少的稀疏瘤状小突起。幼虫消化道相当长，前肠细短，中肠很长，前中肠粗短而膨大，中肠表面无小盲囊。

Study on adult and larval alimentary canals of Philus antennatus(Gyllenhal)

The adult and larval alimentary canals of Philus antennatus (Gyllenhal) are studied. The adult alimentary canal is long and narrow, its crop is long bag-shaped, very few papillae in front part of the midgut. The larval alimentary canal is rather long, foregut is slim and short, midgut is very long with fore-midgut thick, short and Swollen and there is no enteric coeca on midgut surface.