The worldwide grapevine pest, Colomerus vitis (Trombidiformes: Eriophyidae), comprises three strains recognised by different plant symptoms: bud, erineum, and leaf curl strains. It has been hypothesised that these may represent different cryptic species, each causing a specific symptom.
Saccaggi, D. L., Maboeei, P., Powell, C., Ngubane-Ndhlovu, N.P., Allsopp, E., Wesley-Smith, J. & van Asch, B. (2022) Towards solving the “Colomerus vitis conundrum”: Genetic evidence reveals a complex of highly diverged groups with little morphological differentiation. Diversity, 14, 1–19. https://doi.org/10.3390/d14050342