A megadrile is a kind of worm, a mostly terrestrial

oligochaete Oligochaeta () is a subclass of animals in the phylum Annelida, which is made up of many types of aquatic and terrestrial worms, including all of the various earthworms. Specifically, oligochaetes comprise the terrestrial megadrile earthworm ...

. Megadriles are placed within the superorder Megadrilacea, and include

Moniligastrida Moniligastridae is a family of earthworms native to South and Eastern Asia, containing around 200 species and five genera. Genera *'' Desmogaster'' Rosa, 1890 *'' Drawida'' Michaelsen, 1900 *'' Eupolygaster'' Michaelsen, 1900 *'' Hastirogas ...

and

Lumbricina An earthworm is a terrestrial invertebrate that belongs to the phylum Annelida. They exhibit a tube-within-a-tube body plan; they are externally segmented with corresponding internal segmentation; and they usually have setae on all segments. Th ...

(or the order

Haplotaxida The Haplotaxida are one of two orders within the annelid subclass Oligochaeta, the other being the Lumbriculida. No real common name exists, but they are simply referred to as haplotaxids. Given that the other clitellatan annelids are embedd ...

, following Easton).

References

Clitellata Invertebrate common names {{Annelid-stub