Arthropods (Insects, Spiders, Crustaceans and their relatives)
of Orange County, California and nearby places

Compiled and photographed by Peter J. Bryant,
School of Biological Sciences, University of California, Irvine, Irvine, CA92717
Ron Hemberger, Lenny Vincent and others
Click on image or title to open the page for that group. 1,641 species illustrated.

Insects with no metamorphosis Insects with incomplete metamorphosis (egg-aquatic larva-adult)

Apterygotes (Primitively
Wingless Insects)
. 14 spp.

Ephemeroptera (Mayflies)
. 4 sp.

Odonata -
Darners and Skimmers
17 spp.

Odonata -
Damselflies
. 11 spp.

Plecoptera (Stoneflies)
. 1 sp.
Insects with gradual metamorphosis (egg-nymph-adult)

Heteroptera
. 102 spp.

Homoptera
.
71 spp.

Orthoptera
40 spp.

Isoptera (Termites)
. 3 spp.

Psocoptera
(Barklice and Booklice)
. 4 spp.


Embiidina (Webspinners). 1 sp.


Dermaptera (Earwigs)
. 3 spp.

Thysanoptera (Thrips)
. 4 spp.
(metamorphosis sometimes
called intermediate)
   
Insects with complete metamorphosis (egg-larva-pupa-adult)

Neuroptera
. 15 spp.

Coleoptera (Beetles)
. 203 spp.

Hymenoptera - Ants
. 25 spp.

Hymenoptera - Wasps
. 254 spp.

Hymenoptera -
Bees and sawflies
. 106 spp.

Lepidoptera - Butterflies
. 78 spp.

Lepidoptera - Moths
. 190 spp.

Diptera - Nematocera
. 35 spp.

Diptera -Brachycera
. 181 spp.

Siphonaptera - Fleas
. 1 sp.
Crustacea

Amphipods
. 12 spp.

Branchiopoda
. 1 sp.

Barnacles
. 9 spp.


Cladocera
. 5 sp.


Copepods
. 7 sp.

Cumacea
. 1 sp.

Mysidaceae (Opossum Shrimps)
. 1 sp.

Ostracods
. 1 sp.

Isopods
. 16 spp.

Lobsters, shrimp and Crayfish.

6 spp.


Crabs
. 16 spp.


Stomatopods (Mantis Shrimps).
1 sp.
     
Arachnids

Spiders. 166 spp.

Scorpions
. 5 spp.

Pseudoscorpions
. 1 sp.

Sun Spiders
. 1 sp.

Daddy Longlegs
. 3 sp.
Arachnids (cont.) Other Arthropods

Ticks
. 4 spp.

Mites
. 8 sp.

Millipedes
. 2 sp.

Centipedes
. 6 sp.

Pycnogonids
. 6 sp.

Back to Natural History of Orange County, California