Evechinus chloroticus (Kina). Underwater Photography of the sea urchin Evechinus chloroticus (Kina) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea . Superorder: Echinacea. Order: Camarodonta. Infraorder: Echinidea Super Family: Odontophora. Family: Echinometridae.

Heliocidaris tuberculata (Sea Urchin). Underwater Photography of the sea urchin Heliocidaris tuberculata by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea . Superorder: Echinacea. Order: Camarodonta. Infraorder: Echinidea Super Family: Odontophora. Family: Echinometridae.

Pseudoboletia Indiana (White urchin). Underwater Photography of the white sea urchin Pseudoboletia Indiana (White urchin). Underwater Photos by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea . Superorder: Echinacea. Order: Camarodonta. Infraorder: Echinidea Super Family: Odontophora. Family: Pseudoboletia.

Pseudechinus huttoni (White Sea Urchin) Underwater Photography of the white sea urchin (Pseudechinus huttoni) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea. Infraclass: Carinacea. Superorder: Echinacea. Order: Camarodonta. Infraorder: Temnopleuridea. Family: Temnopleuridae.

Tripneustes gratilla (pied urchin or white-spined urchin) Underwater Photography of the pied urchin or white-spined urchin by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea Infraclass: Carinacea Superorder: Echinacea Order: Camarodonta Infraorder: Echinidea Superfamily: Odontophora Family: Toxopneustidae

Phyllacanthus imperialis (pencil urchin) Underwater Photographs of the pencil urchin Phyllacanthus imperialis by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa Class: Echinoidea Subclass: Cidaroidea Order: Cidaroida Superfamily: Cidaridea Family: Cidaridae Tribe: Phyllacanthina Distribution: Indo-Pacific Ocean; Kermadec Islands

Centrostephanus rodgersii (Purple Urchin). Underwater Photography of the purple sea urchin Centrostephanus rodgersii by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea . Infraclass: Acroechinoidea. Superorder: Echinacea. Order: Diadematoida. Family: Diadematidae.

Diadema palmeri Underwater Photography of the long spined urchin Diadema palmeri by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Echinodermata. Subphylum: Echinozoa. Class: Echinoidea. Subclass: Euechinoidea . Infraclass: Acroechinoidea. Superorder: Echinacea. Order: Diadematoida. Family: Diadematidae.