With around 10,000 known species, the Oligochaeta make up about half of the phylum Annelida. These worms usually have few setae (chaetae) or "bristles" on their outer body surfaces, and lack …

Oligochaete, any worm of the subclass Oligochaeta (class Clitellata, phylum Annelida). About 3,500 living species are known, the most familiar of which is the earthworm (q.v.), Lumbricus terrestris. …

Feb 23, 2020 · The Oligochaeta are the second largest group of the Annelida. With 3,100 known species, they make up about one third of the phylum. Within this diversity of species there are …

Oligochaeta is a paraphyletic stem group (traditionally treated as a subclass) of the class Clitellata that is separate from the advanced, sucker-bearing clitellates: Hirudinea, Acanthobdellida, and …

Oligochaeta are a subclass of segmented worms that are characterized by having few or no bristles on their outer body surfaces. They are hermaphrodites, meaning they have both male and female …

Explore oligochaeta. Learn the definition of oligochaeta and understand its characteristics. Find the classification of oligochaetes and see where they are found.

Oligochaeta is a class of annelid worms, including earthworms and freshwater worms, characterized by their segmented bodies and the presence of setae, or bristles, that aid in locomotion.

Class Oligochaeta Class Oligochaeta More than 3000 species of oligochaetes are found in a great variety of sizes and habitats. They include the familiar earthworms and many species that live in …

Oligochaeta Oligochaete worms are mounted on slides and identified to species where possible. Otherwise, it's noted if the specimen is immature, unidentifiable (due to being an embryo or some …

The Oligochaeta includes the well-known earthworms and many small species of freshwater worms. They are part of the Phylum Annelida; the segmented worms, and if magnified the body is visibly …