*** Welcome to piglix ***

Echinothrix

Echinothrix
SeaDSC01286.JPG
Echinothrix calamaris
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Diadematoida
Family: Diadematidae
Genus: Echinothrix
Peters, 1853
Species

Echinothrix is a genus of sea urchins which was first described in 1853 by Wilhelm Peters, a German naturalist and explorer.

The genus contains two species, E. diadema and E. calamaris. These can be distinguished by the fact that E. diadema has fully black spines whereas E. calamaris has striped spines. Both of these species are found in the Indo-Pacific region, living on coral reefs.

According to World Register of Marine Species :


Echinothrix diadema

Echinothrix calamaris



...
Wikipedia

...