Terrestrial Invertebrates

Great green bush-cricket (c) Steven Falk

Types of Terrestrial Invertebrates in Britain

Annelida (segmented worms)

Clitellata

Oligochaeta (earthworms and oligochaete worms)

Lumbricus terrestris Mating (c) John-Mason

Hirudinea (leeches)

 

Arthropoda

Crustacea

Malacostraca
Isopoda (woodlice)
Pill Woodlouse – Armadillium vulgare (c) Ed Phillips
Amphipoda (sand-hoppers)

Chelicerata

Arachnida

Scorpiones (scorpions)
Aranea (spiders)

Opiliones (harvestmen)
Pseudoscorpiones (pseudoscorpions)
Parasitiformes (ticks)
Acariformes (mites)

Myriapoda

Chilopoda (centipedes)

Diplopoda (millipedes)
Pauropoda (pauropods)
Symphyla (symphylans)

Insecta

Collembola (springtails)
Diplura (diplurans)
Protura (proturans)
Thysanura (silver-fish)
Microcoryphia (bristletails)
Ephemeroptera (mayflies)
© Peter Orr
The winning image in the ‘Flies, Bees, Wasps and Dragonflies’ category shows three mayfly on crested dogstail, and was shot on the River Kennet near Kintbury, in the UK.
Odonata (dragonflies)

Plecoptera (stoneflies)

Blattaria (cockroaches)
Dermaptera (earwigs)
Orthoptera (grasshoppers and crickets)

Phasmida (stick insects)

Psocoptera (booklice)
Mallophaga (biting lice)
Anoplura (sucking lice)
Thysanoptera (thrips)
Hemiptera
Heteroptera (true bugs)

Homoptera (aphids, cicadas, etc.)

Coleoptera (beetles)

Strepsiptera (stylopids)
Hymenoptera
Symphyta (sawflies)
Parasitica (parasitic wasps)
Aculeata (bumblebees, bees, wasps and ants)
Sea aster mining bee (c) Steven Falk

 

Raphidioptera (snakeflies)
Neuroptera (ant-lions, lacewings, etc.)
Chrysoperla carnea Common green lacewing
Megaloptera (alderflies)
Mecoptera (scorpionflies)
Diptera (true flies)
Flesh Fly – Sarcophaga Species (c) Ed Phillips
Nematocera (craneflies, midges, etc.)
Brachycera (hoverflies, etc.)
Siphonaptera (fleas)
Trichoptera (caddisflies)
Lepidoptera (moths and butterflies)
Peacock butterfly (c) Amy Lewis

Pentastoma (tongue-worms)

 

Mollusca

Brown lipped snail (c) Mike Dodd

Gastropoda (snails and slugs)

 

Nematoda (round-worms)

Cephalorhyncha

Nematomorpha (horsehair worms)

 

Platyhelminthes (flatworms)

Turbellaria (free-living flatworms)

Monogenea (flukes)

Trematoda (flukes)

Cestoda (tapeworms)

 

Protozoa

 

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