Erythroxylum species are food sources for the larvae of some butterflies and moths, including Dalcera abrasa, which has been recorded on E. deciduum, and the species of Agrias.
Timothy Plowman (November 17,1944 – January 7, 1989) was an ethnobotanist best known for his intensive work over the course of 15 years on the genus Erythroxylum in general, and the cultivated coca species in particular.
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He published more than 80 scientific papers (46 on Erythroxylum) and served as editor for several scientific journals.
The "Bumelia Webworm Moth" Urodus parvula is recorded on Lauraceae: (avocado=Persea), Fagaceae (Quercus), Sapotaceae (Sideroxylon) and Erythroxylaceae: Erythroxylum.