Jasus edwardsii (New Zealand Crayfish). Underwater Photography of Jasus edwardsii (New Zealand Crayfish) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Macrura Reptantia. Infraorder: Achelata. Family:Palinuridae . Distribution: Southwest Pacific. Occurrence: Three Kings to Auckland Islands; Chatham Islands. Size: 58 cm (males), and 43 cm (females).

Antipodarctus aoteanus (Spanish Lobster) Underwater Photography of Antipodarctus aoteanus (Spanish Lobster) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Macrura Reptantia. Infraorder: Achelata. Family:Scyllaridae. Subfamily: Scyllarinae.

Arctides antipodarum (Spanish Lobster). Underwater Photography of Arctides antipodarum (Spanish Lobster) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Macrura Reptantia. Infraorder: Achelata. Family:Scyllaridae. Subfamily: Arctidinae. Distribution: Southwest Pacific. Occurrence: North Island. Size: Average 30 cm.

Paranephrops planifrons (Northern Koura). Underwater Photography of Paranephrops planifrons (Koura or freshwater crayfish) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Infraorder: Astacidea. Family:Parastacidae. Distribution: Endemic. Occurrence: Freshwater, North Island to the Southern Alps. Size: 70 mm.

Jacquinotia edwardsi (Giant spider crab) Underwater Photography of Jacquinotia edwardsi (Giant spider crab) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Anomura. Superfamily: Majidae. Family:Paguridae. Subfamily: Majinae.

Halicarcinus innominatus (Flat Pillbox Crab) Underwater Photographs of the Flat Pillbox Crab (Halicarcinus innominatus) by Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Brachyura. Superfamily: Hymenosomatoidea. Family: Hymenosomatidae.

Notomithrax ursus (Hairy Seaweed Crab) Underwater Photographs of the Hairy Seaweed Crab (Notomithrax ursus) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda Subphylum: Crustacea Class: Malacostraca Subclass: Eumalacostraca Superorder: Eucarida Order: Decapoda Suborder: Pleocyemata Infraorder: Brachyura Section: Eubrachyura Subsection: Heterotremata Superfamily: Majoidea Family: Majidae Subfamily: Majinae Other Names: Spider Crab, Decorator Crab Distribution: Native to New Zealand and south-east Australia.

Notomithrax sp. (Decorator crab) Underwater Photography of the decorator crab Notomithrax sp. by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Brachyura.. Section: Eubrachyura . Subsection: Heterotremata. Superfamily: Majoidea. Family: Majidae . Subfamily:Majinae.

Percnon sp. (Short crab) Underwater Photography of an unidentified species of Short Crab by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Brachyura.. Section: Eubrachyura . Subsection: Thoracotremata Superfamily: Grapsoidea Family: Percnidae

Petrolisthes elongates (Blue Half Crab) Underwater Photographs of the Blue Half Crab (Petrolisthes elongates) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Anomura. Superfamily: Galatheoidea. Family: Porcellanidae. Other Names: New Zealand half crab, Elongated porcelain crab, Blue half crab, Blue false crab, half crab, false crab Distribution: Endemic to New Zealand.

Pilumnopeus serratifrons Smooth-handed crab. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Brachyura Section: Eubrachyura Subsection: Heterotremata Superfamily: Pilumnoidea Family: Pilumnidae Subfamily: Pilumninae Distribution: Northeastern NZ (Coromandel, Auckland and north) and southeastern Australia. Under stones on sheltered sandy and muddy beaches, rarely in burrows. Intertidal.

Diacanthurus spinulimanus (Hermit Crab). Underwater Photography of Diacanthurus spinulimanus (Hermit Crab) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Anomura. Superfamily: Paguroidea. Family:Paguridae.

Pagurus novizealandiae (New Zealand hermit crab) Underwater Photographs of the New Zealand Hermit Crab (Pagurus novizealandiae) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Anomura. Superfamily: Paguroidea. Family: Paguridae. Distribution: Endemic to New Zealand.

Unidentified (Hermit Crab) Underwater Photography of Diacanthurus spinulimanus (Hermit Crab) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Anomura. Superfamily: Paguroidea. Family:Paguridae.

Nyctiphanes australis (Common Euphausiid Shrimp) Underwater Photographs of Krill (Nyctiphanes australis) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Other Names: Shrimp, Krill Subphylum: Crustacea Superclass: Multicrustacea Class: Malacostraca Subclass: Eumalacostraca Superorder: Eucarida Order: Euphausiacea Family: Euphausiidae Genus: Nyctiphanes Distribution: Australia, New Zealand as far south as the Snares Islands

Alpheus richardsoni (Snapping Shrimp) Underwater Photographs of the Snapping Shrimp (Alpheus richardsoni) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum: Arthropoda Subphylum: Crustacea Superclass: Multicrustacea Class: Malacostraca Subclass: Eumalacostraca Superorder: Eucarida Order: Decapoda Suborder: Pleocyemata Infraorder: Caridea Family: Alpheidae Other Names: Nymph Snapping Shrimp. Distribution: South Pacific.

Biffarius filholi (Ghost shrimp) Underwater Photographs of Ghost shrimp (Biffarius filholi) by Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Axiidea. Family: Callianassidae. Distribution: Endemic to New Zealand.

Palaemon affinis (Glass shrimp) Underwater Photographs of the Glass shrimp (Palaemon affinis) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Māori Name: Tarawera Phylum: Arthropoda Subphylum: Crustacea Superclass: Multicrustacea Class: Malacostraca Subclass: Eumalacostraca Superorder: Eucarida Order: Decapoda Suborder: Pleocyemata Infraorder: Caridea Superfamily: Palaemonoidea Family: Palaemonidae Distribution: Endemic to New Zealand.

Philocheras australis (Sand Shrimp) Underwater Photographs of a sand Shrimp (Philocheras australis) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Caridea. Superfamily: Crangonoidea. Family: Crangonidae

Philocheras chiltoni (Sand Shrimp) Underwater Photographs of a sand Shrimp (Philocheras chiltoni) by New Zealand Underwater Photojournalist and Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Caridea. Superfamily: Crangonoidea. Family: Crangonidae

Rhynchocinetes sp. (Hingebeak shrimp) Underwater Photography of an unidentified species of Hingebeak Shrimp (Rhynchocinetes sp.) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Order: Decapoda. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Caridea . Superfamily: Nematocarcinoidea Family: Rhynchocinetidae

Stenopus hispidus (Banded coral shrimp). Underwater Photography of Stenopus hispidus (Banded coral shrimp) by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda. Suborder: Pleocyemata. Infraorder: Stenopodidea. Family: Stenopodidae.

Squat lobster. Underwater Photography of a unidentified Squat lobster. Underwater Photographs by New Zealand South Pacific Photojournalist and Underwater Photographer Richard Robinson. Phylum Arthropoda. Subphylum: Crustacea. Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Eucarida. Order: Decapoda.

Underwater Photography of Isopods (Sea Louse) by New Zealand by New Zealand Photojournalist and Underwater Photographer Richard Robinson. Phylum: Arthropoda. Subphylum:Crustacea Class: Malacostraca. Subclass: Eumalacostraca. Superorder: Peracarida. Order: Isopoda.