Heterodrilus modestus is a species of oligochaete worm, first found in Belize, on the Caribbean side of Central America.
References
Further reading Diaz, Robert J., and Christer Erseus. "Habitat preferences and species associations of shallow-water marine Tubificidae (Oligochaeta) from the barrier reef ecosystems off Belize, Central America." Aquatic Oligochaete Biology V. Springer Netherlands, 1994. 93-105. Mejlon, Erica, et al. "DNA‐based phylogeny of the marine genus Heterodrilus (Annelida, Clitellata, Naididae)." Journal of Zoological Systematics and Evolutionary Research (2015). Sjölin, Erica. "Tubificids with trifid chaetae: morphology and phylogeny of Heterodrilus (Clitellata, Annelida)." (2007).
External links WORMS