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 (ŏl′ĭ-gŏf′ə-gəs, ō′lĭ-)
Feeding on a limited number of foods, usually within one taxonomic family: an oligophagous pest of leguminous plants.

ol′i·goph′a·gy (-jē) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Zoology) zoology (of an insect) feeding on a limited range of food stuffs, esp plants
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Most marine herbivores are generalists (Hay et al., 1990), but most sacoglossan species are oligophagous, feeding on a few species of closely related algae (Jensen, 1980; Klotchkova et al., 2010; Christa et al., 2014; Krug et al., 2016).
For example, oligophagous and monophagous species are more efficient when making decision for host selection than polyphagous species (Bernays 2001).
crassipes, some studies in native areas have provided evidence that this grasshopper is oligophagous under field conditions and polyphagousunder laboratory conditions (Ferreira & Vasconcellos-Neto 2001, Capello et al.
If this significant oligophagous feeding behaviour is alternative for S.
2002), since such guild tend to be composed by generalists or oligophagous species (Basset 2001, Novotny et al.
Moths of the genus Exyra are believed to be monophagous or oligophagous (Folkerts and Folkerts, 1996) and E.
The host plant most often used locally by an oligophagous insect is not necessarily the most preferred one when the favored host is rare (Singer et al.