Sentence:  As well as fleas, which move freely in the home and pelage of the host, there are those, like the <WSD>tungids</WSD> (Tungidae) and alakurts (Vermipsyllidae), that burrow into its skin and become neosomic (Fig. 9.5). 
Meaning of the word marked with <WSD> tags:  Any flea of the family Tungidae.