ectophagous

ectophagous

[ek′täf·ə·gəs]
(invertebrate zoology)
The larval stage of a parasitic insect which is in the process of development externally on a host.
References in periodicals archive ?
Minus a few exceptional cases, female Encarsia are primary endoparasitoids whereas males develop as ectophagous hyperparasitoids on conspecific or heterospecific individuals including those of other genera (Walter 1983; Hunter & Woolley 2001).
Interactions between the rust fungus Puccinia punctiformis and ectophagous and endophagous insects on creeping thistle.
Of these insect species, the majority were native (72%), polyphagous (64%), and ectophagous (68%).
Insects were classified as native or exotic, oligophagous or polyphagous, and endophagous or ectophagous feeders.