This post will serve as a log of beetle observations sorted by family and seen in 2020.
Anthribidae
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Fungus Weevils
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Anthribidae - Anthribidae sp.
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Anthribidae - Euparius marmoreus
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Anthribidae - Trigonorhinus limbatus
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The one on the far left flew into my eye. That picture shows it sitting on the pad of my finger. |
Attelabidae
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Leaf Rolling Weevils
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Attelabidae - Homoeolabus analis
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Attelabidae - Homoeolabus analis
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Attelabidae - Homoeolabus analis
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Bostrichidae
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Horned Powder-post Beetles, False Powderpost Beetles, Branch-and-Twig Borers, Augur Beetles
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Bostrichidae - Lichenophanes bicornis
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Bostrichidae - Melalgus plicatus
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Bostrichidae - Xylobiops basilaris
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Cantharidae
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Soldier Beetles
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Cantharidae - Rhagonycha sp.
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Cantharidae - Rhagonycha sp.
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Carabidae
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Ground Beetles
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Carabidae - Amara sp.
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Carabidae - Calathus sp.
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Carabidae - Harpalinae sp.
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I have no idea how to tell most of these apart. I'm relying on the IDs from made by others. I suppose I'll add notes on how to identify them when I learn how.
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Carabidae - Lebia viridis.
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Carabidae - Notiobia sp.
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Carabidae - Platynina sp.
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Carabidae - Plochionus sp.
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Carabidae - Selenophorus sp.
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Carabidae - Stenolophus dissimilis
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Cerambycidae
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Longhorn Beetles |
Cerambycidae - Anelaphus debilis
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Cerambycidae - Euderces reichei
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Cerambycidae - Hypexilis pallida
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Cerambycidae - Obrium maculatum
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Cerambycidae - Phoracanthini sp.
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Cerambycidae - Rhopalophora longipes
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Cerambycidae - Smodicum cucujiforme
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Cerambycidae - Sternidius mimeticus
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Chrysomelidae
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Leaf Beetles
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Chrysomelidae - Adoxini sp.
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Chrysomelidae - Adoxini sp.
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Chrysomelidae - Algarobius sp.
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Chrysomelidae - Brachypnoea lecontei
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Chrysomelidae - Derospidea brevicollis
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Chrysomelidae - Diabrotica undecimpunctata
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Chrysomelidae - Eumolpinae sp.
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Chrysomelidae - Iphimeites sp.
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Chrysomelidae - Rhabdopterus sp.
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Chrysomelidae - Xanthonia picturata
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Chrysomelidae - Xanthonia sp.
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Chrysomelidae - unknown sp.
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Claridae
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Checkered Beetles
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Claridae - Chariessa vestita
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Coccinellidae
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Lady Beetles
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Coccinellidae - Coccinella semptempunctata
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Coccinellidae - Harmonia axyridis
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Coccinellidae - Harmonia axyridis
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Coccinellidae - Harmonia axyridis larva
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Cryptophagidae
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Silken Fungus Beetles
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Cryptophagidae - Cryptophagini sp.
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Cryptophagidae - Cryptophagus setulosus
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Curculionidae
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Snout and Bark Beetles, Weevils
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Curculionidae - Conotrachelus nenuphar
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Curculionidae - Conotrachelus sp.
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Curculionidae - Dorytomus mucidus
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Curculionidae - Lignyodes horridulus
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Curculionidae - Sitona californius
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Dytiscidae
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Predaceous Diving Beetles
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Dytiscidae - Copelatus chevrolati
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Dytiscidae - Copelatus glyphicus
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Elateradae
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Click Beetles, Wire Worms
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Elateridae - Aeolus sp.
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Elateridae - Alaus lusciosus
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Elateridae - Anchastus rufus
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Elateridae - Dipropus simplex
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Elateridae - Esthesopus parcus
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Elateridae - Megapenthes insignis
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Elateridae - Melanotus sp.
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Elateridae - Selonodon sp.
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Erotylidae |
Pleasing Fungus Beetles
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Erotylidae - Pharaxonotha kirshii
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Eucnemidae
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False Click Beetles
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Eucnemidae - unidentified sp.
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These are distinguished from click beetles by the angle of attachment between first and second segments of the antennae |
Heteroceridae
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Variegated Mud-loving Beetles
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Heteroceridae - Heterocerus sp.
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Heteroceridae - Tropicus pusillus
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Hydrophilidae
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Water Scavenger Beetles
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Hydrophilidae - Chaetarthria pallida
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Hydrophilidae - Tropisternus lateralis ssp. nimbatus
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I would never have guessed the Chaetarthria was in this family.
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Laemophloeidae
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Line Flat Bark Beetles |
Laemophloeidae - Laemophloeus terminalis
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Lampyridae
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Lightning Beetles, Fireflies
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Latridiidae - Photinus sp.
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Latridiidae - Photinus sp.
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Latridiidae
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Minute Brown Scavenger Beetles
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Latridiidae - Melanophthalma sp.
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Latridiidae - Melanophthalma sp.
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Both images are likely the same species. The second one is included to show the insect in flight.
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Melandryidae
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False Darkling Beetles
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Melandryidae - Osphya varians
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Melandryidae - Symphora flavicollis
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Mycetophagidae
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Hairy Fungus Beetles
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Mycetophagidae - Litargus tetraspilotus
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Mycetophagidae - Typhaea stercorea
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Nitidulidae
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Sap-Feeding Beetles
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Nitidulidae - Omosita nearctica
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Oedemeridae
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False Blister Beetles
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Oedemeridae - unidentified
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Oedemeridae - Asclerini sp.
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Oedemeridae - Sparedrus aspersus
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Ptinidae
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Dethwatch, Spider, and Wood-borer Beetles
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Ptinidae - Calymmaderus
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Ptinidae - Stegobium paniceum
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Ptinidae - Tricorynus
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Scarabidae
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Scarab Beetles
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Scarabidae - Diplotaxis sp.
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Scarabidae - Diplotaxis sp.
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Scarabidae - Phyllophaga sp.
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Phyllophaga sp. are larger than Diplotaxis sp. Generally, if the size is over 12mm, it's Phyllophaga sp.
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Scarabidae - Ataenius sp.
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Scarabidae - Cotinis nitida
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It's likely that several species of both Diplotaxis an Phyllophaga have observations, but they've not been identified to species, so only obviously different ones are shown.
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Scirtidae
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Marsh Beetles
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Scirtidae - .Contacyphon variabilis
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Scirtidae - .Sacodes pulchella
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Scirtidae - .Sacodes thoracica
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Scraptiidae
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False Flower Beetles
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Staphylinidae - Anaspis sp.
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Staphylinidae - Diclidia sp.
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Staphylinidae - Diclidia sp.
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Staphylinidae
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Rove Beetles
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Staphylinidae - . Aleochara sp.
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Staphylinidae - . Lathrobiini sp.
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Staphylinidae - . Tachyporus sp.
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Tenebrionidae
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Rove Beetles
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Tenebrionidae - Alleculina sp.
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Tenebrionidae - Alleculina sp.
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Tenebrionidae - Eleodes goryi
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Tenebrionidae - Tribolium confusum
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Trogidae
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Hide Beetles
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Trogidae - Omorgus suberosus
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