oligoghaeta defined in 1951 yearoligoghaeta - oligoghaeta;
oligoghaeta - Order of annelids (class Chaetopoda) including earthworms. Freshwater and terrestrial; chaetae few; no para-podia; head without special appendages; hermaphrodite; copulation, but fertilization external; clitellum present; eggs develop in a cocoon. Compare with: Polychaeta.
near oligoghaeta in Knolik
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