Hypatopa joniella is a moth in the family Blastobasidae. It is found in Costa Rica., 2013: Review of the Blastobasinae of Costa Rica (Lepidoptera: Gelechioidea: Blastobasidae). Zootaxa 3618 (1): 1-223. Review and full article:

The length of the forewings is 9.5–10.2 mm.

Etymology The specific is named in honor of Jon David Adamski, who collected the species together with the author who first described the species.

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