- Worms with Brains, Hearts, and MoreEarthworms: More Than Just Soil Movers
Oligochaete | Earthworms, Soil, Ecology | Britannica
WEBOligochaete, any worm of the subclass Oligochaeta (class Clitellata, phylum Annelida). About 3,500 living species are known, the most …
Earthworm - Wikipedia
An earthworm is a soil-dwelling terrestrial invertebrate that belongs to the phylum Annelida. The term is the common name for the largest members of the class (or subclass, depending on the author) Oligochaeta. In classical systems, they were in the order of Opisthopora since the male pores opened posterior to the female pores, although the internal male segments are anterior to the female. Theore…
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Class Oligochaeta | Segmented Worms | The Diversity …
WEBClass Oligochaeta | Segmented Worms | The Diversity of Animal Life. More than 3000 species of oligochaetes are found in a great variety of sizes and habitats. They include the familiar earthworms and many species …
Oligochaeta Definition, Characteristics & Classification
WEBNov 21, 2023 · What animals are in the class Oligochaeta? The subclass Oligochaeta includes earthworms and their closest relatives. To date, there are at least 5,500 …
Earthworm | Annelid, Burrowing & Soil Fertility
WEBMay 3, 1999 · earthworm, any one of more than 1,800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)—in particular, members of the genus Lumbricus. Seventeen native species and 13 introduced …
Oligochaeta: Anatomy & Reproduction of Earthworms
WEBFeb 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 aquatic forms – both …
Oligochaeta - an overview | ScienceDirect Topics
WEBThe phylum Annelida includes the Oligochaeta and Polychaeta, as well as three other classes of segmented worms. Usually much smaller than terrestrial earthworms, aquatic …
ADW: Oligachaeta: CLASSIFICATION
WEBConfused by a class within a class or an order within an order? Please see our brief essay.
Oligochaete - Simple English Wikipedia, the free encyclopedia
WEBOligochaetes are a subclass of worms in the phylum Annelida . With around 10,000 species the Oligochaetes make up about a half of the phylum Annelida. These worms usually …
