ectozoa

n.

体表寄生虫，外寄生虫；

Parasites ; a Treatise on the Entozoa of Man and Animals, including some Account of the Ectozoa
Film coating agent for treating pigeon ectozoa and preparation method thereof
THRAPEUTIC EFFICACY OF DORAMECTIN ON NEMATODES AND ECTOZOA IN PIGS
Surveillance of ectozoa on the body of rodent and hedgepig in Beijing ports.
A Survey of Rat-Shape Animals and its Ectozoa at Laotangshan of Zhoushan Port
Human parasites : a manual of reference to all the known species of entozoa and ectozoa which (excluding the microphytic, confervoid...
Parasitic ectozoa and entozoa met with during the year
The development of propoxur film formulation against ectozoas of domestic animals
The Parasitic Fauna of Vertebrates in certain Canadian Fresh Waters, with some remarks on their Ecology, Structure and Importance
Diphyllobothrium fayi n. sp. (Cestoda: Diphyllobothriidae) from the Pacific Walrus, Odobenus rosmarus divergens