gapeworm

n.

呵欠虫（寄生于稚禽气管中，是张嘴病的病因）；

Gapeworm infestation in man
The gapeworm (Syngamus) in wild birds.
On treating and preventing gapeworm disease.
On nodules occasioned by gapeworm in pheasants.
THE OCCURRENCE OF GAPEWORM (Syngamus trachea) IN WILLOW GROUSE
Field trials in the control of gapeworm infections in pheasants.
Experimental Studies on the Transmission of Gapeworm (Syngamus trachea) by Earthworms
Lower survival probability of house sparrows severely infected by the gapeworm parasite
Presence and species identification of the gapeworm Mammomonogamus laryngeus (Railliet, 1899) (Syngamidae: Nematoda) in a semi-wild ...
Purification, Molecular Weight, and Oxygen Equilibrium of Hemoglobin from Syngamus trachea, the Poultry Gapeworm