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en.wikipedia.org/wiki/Echinoderm

Echinoderm is the common name given to any member of the phylum Echinodermata of marine ... The characteristics of adult echinoderms are the possession of a water ... They developed from other members of the Bilateria and exhibit bilateral ..... "Echinodermata: Spiny-skinned animals: sea urchins, starfish, and their ...

www.answers.com/Q/Spiny_skin_is_a_characteristic_of_members_of_this_phylum

Spiny skin is a characteristic of members of this phylum? ... Phylum Echinodermata: "Echino"=spiny "derm"=skin Have an Endoskeleton Use pincerlike ...

study.com/academy/lesson/phylum-echinodermata-definition-characteristics-examples.html

Phylum Annelida: Characteristics, Classes & Examples .... The name Echinodermata comes from the Greek word for 'spiny skin,' and if you look closely at a ... or tear the skin, so it's important to be careful around most members of the phylum.

www.britannica.com/topic-browse/Animals/Invertebrates/Spiny-skinned-Invertebrates

List of articles about Animals / Invertebrates / Spiny-skinned Invertebrates. ... to the phylum Echinodermata, characterized by a hard, spiny covering or skin. .... genus of extinct crinoids, or sea lilies, especially characteristic as fossils of Early  ...

www.earthlife.net/inverts/echinodermata.html

Etymology:- From the Greek Echinos for half and Derma for skin. Characteristics of Echinodermata:- 1)Possess ... They are an ancient and very successful phylum of invertebrates with around 6,000 living members. They are one of ... Firstly they have a spiny calcareous exoskeleton comprised of numerous plates. Secondly ...

slideplayer.com/slide/7582709

Introduction to Phylum Echinodermata The members of this phylum are called echinoderms They inhabit marine environments ranging from shallow coastal ...

www.starfish.ch/reef/echinoderms.html

Mar 9, 2017 ... ... sea cucumber) - marine biology (characteristics, ecology and range, ... the phylum Echinodermata (the Latin name means "spiny-skinned").

courses.lumenlearning.com/boundless-biology/chapter/superphylum-deuterostomia

Echinoderms are invertebrates that have pentaradial symmetry, a spiny skin, a water vascular ... They are members of the phylum Echinodermata. ... The key characteristic of sea stars that distinguishes them from other echinoderm classes  ...

www.desktopclass.com/notes/biology/phylum-echinodermata-spiny-skinned-animals.html

Nov 10, 2014 ... General Characteristics. There are over 5,000 known species of echinoderms. They are marine organisms living at the sea bottom. The body is ...