stenoxenous

sten·ox·e·nous

(sten-ok'sĕ-nŭs),
Denoting a parasite with a narrow host range; for example, Eimeria (among the Coccidia), hookworm, biting and sucking lice.
[steno- + G. xenos, a stranger, foreigner]
References in periodicals archive ?
Oioxenous/monospecific parasites are strictly host specific while stenoxenous and euryxenous parasitize closely related and unrelated host respectively (Pojmanska and Niewiadomska 2012).