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Annelid - Wikipedia


The annelids also known as the ringed worms or segmented worms, are a large phylum, with over 17,000 extant species including ragworms, earthworms, and ...

What are Segmented Worms? - Earthworms and Leeches - Quatr.us


May 2016 - Roundworms probably evolved into segmented worms, or annelids, about 545 million years ago. The earliest annelids all lived in the ocean, as most  ...

Segmented Worms - Annelida - The Animal Encyclopedia


Segmented worms are bilaterally symmetrical invertebrates that include more than 12000 species such as earthworms, ragworms and leeches.

Segmented Worms - Body, Leeches, Blood, and Called - JRank ...


Segmented worms (phylum Annelida) are so named because of their elongated, more or less cylindrical bodies divided by grooves into a series of ringlike ...

Segmented Worms - Annelida - Overview - Encyclopedia of Life


Annelida is a group commonly referred to as segmented worms, and they are found worldwide from the deepest marine sediments to the soils in our city parks  ...

List of Types of Segmented Worms | Animals - mom.me


Scientists have classified worms into more than 15 phyla. The phylum Annelida contains the segmented worms. Annelida is further divided into three ...

Biology4Kids.com: Invertebrates: Segmented Worms


Annelids - Worms with Segments. Ooooh. Worms. Walk around school after a rainstorm and you will have seen annelids. Earthworms are the classic example of ...

Phylum Annelida Segmented Worms Characteristics


Segmented Worms. Characteristics. - Segmentation. - Chaetae (Hairs made of Chitin. - 3 Cell Layers. - True Coelom. - Head develops first (Protostomal).

BBC Nature - Segmented worms videos, news and facts


Segmented worms, or annelids, contain the most familiar types of worm: the earthworms found in garden soil and the ragworms and lugworms dug up on muddy ...

Introduction to the Annelida


Segmented worms make up the Phylum Annelida. The phylum includes earthworms and their relatives, leeches, and a large number of mostly marine worms ...

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Annelida - Segmented Worms | Wildlife Journal Junior


There are about 15000 species in this phylum. The phylum includes earthworms, leeches, and marine worms known as polychaetes. Species in this order have ...

Segmented worms - BioKIDS - University of Michigan


The animals in the Annelida are segmented worms. They have no legs, and no hard skeleton. Unlike mollusks, annelid bodies are divided into many little ...

Segmented Worms - Backyard Nature


Jun 14, 2016 ... In our backyards the main segmented worms, or annelids, are earthworms. If you' ve ever looked closely at earthworms, you've probably ...