Terrestrial Invertebrates
A collection of all the species I have seen from California to New Mexico to Arizona and to Oregon
This page will be continuously updated as I continue encountering new species & taking photos of old friends.
For more check out my photography account on Instagram or my account on Bluesky.
Updated 4.1.25
Arachnids
3/100,000+ Species (terrestrial & marine)
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
*** Not pictured is the Silver Garden Orbweaver // Argiope argentata
Cross Orbweaver // Araneus diadematus -- Photo Credit: Nate K.
Stripe-tailed Scorpion // Paravaejovis spinigerus -- Photo Credit: Nate K.
Isopods
4/10,000+ Species (terrestrial & marine)
Phylum: Arthropoda
Subphylum: Crustacea
Class: Malacostraca
Order: Isopoda
Common Pill Woodlouse // Armadillidium vulgare
Beetles
4/350,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Coleoptera
*** Not pictured is the Spotted Cucumber Beetle // Diabrotica undecimpunctata
Cottonwood Leaf Beetle // Chrysomela scripta
Seven-spotted Lady Beetle // Coccinella septempunctata
Asian Lady Beetle // Harmonia axyridis
True Bugs
3/80,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Hemiptera
Red-shouldered Bug // Jadera haematoloma
Harlequin Bug // Murgantia histrionica
Large Milkweed Bug // Oncopeltus fasciatus
Bees, Wasps, Ants & Sawflies
6/150,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Hymenoptera
Western Honey Bee // Apis mellifera
Yellow-faced Bumble Bee // Bombus vosnesenskii
Pacific Velvet Ant // Dasymutilla aureola
Orange-tipped Woodborer // Lithurgopsis apicalis
Rough Harvester Ant // Pogonomyrmex rugosus
Yellow-legged Mud-dauber Wasp // Sceliphron caementarium
Moths & Butterflies
13/150,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Lepidoptera
Aroga morenella
Bryolymnia viridata
Echo Azure // Celastrina echo
Queen // Danaus gilippus -- Photo Credit: Nate K.
Monarch // Danaus plexippus
Dichorda illustraria
Eusarca falcata
Wedgling Moth // Galgula partita
White-lined Sphinx // Hyles lineata
Common Buckeye // Junonia coenia
Ponometia acutus
Scribbled Swallow // Sympistis perscripta
Synchlora faseolaria
Mantises
1/2,400+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Mantodea
Arizona Mantis // Stagmomantis limbata
Dragonflies & Damselflies
1/6,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Odonata
Vivid Dancer // Argia vivida
Grasshoppers, Crickets & Katydids
2/20,000+ Species
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Orthoptera
Yarrow's Grasshopper // Melanoplus yarrowii -- Photo Credit: Nate K.
Square-legged Camel Cricket // Tropidischia xanthostoma
Millipedes
2/~12,000 Species
Phylum: Arthropoda
Subphylum: Myriapoda
Class: Diplopoda
Yellow-spotted Millipede // Harpaphe haydeniana
Xystocheir dissecta -- Photo Credit: Nate K.
Mollusks
48/76,000+ Species (terrestrial & marine; not including Sacoglossa & Nudibranchia)
Phylum: Mollusca
*** Not pictured is the Pacific Banana Slug // Ariolimax columbianus
Tropical Leatherleaf Slug // Laevicaulis alte