| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Subclass: | Pterygota |
| Division: | Endopterygota |
| Order: | Hymenoptera |
| Family: | Andrenidae |
- Subfamily
- Genus
- species – Common Name
- Ancylandrena
- atopomosa, timberlakei –
- Andrena
- albopunctata, armata, bicolor, bucephala, clarkella, denticulata, erythronii, ferox, flavipes, florivaga, fulva, fulvata, fuscipes, haemorrhoa, hattorfiana, lapponica, macra, nigroaenea, nigro-olivacea, paucisquama, potentillae, praecox, ruficrus, saxonica, scotica, senecionis, tscheki, vaga, vetula, viburnella, vulpecula, wilkella – Miner Bee
- Euherbstia
- excellens –
- Hesperapis
- arenicola, carinata, fulvipes, ilicifoliae, malacothricis, nitidulus, rufipes, wilmattae – Sandhills Melittid Bee
- Macropsis
- ciliata, labiata, morsei, steironematis – Melittid Bee
- Megandrena
- enceliae, mentzeliae –
Panurginae
- Arhysosage
- –
- Borgatomelitta
- –
- Calliopsis
- andreniformis, anthidius, chlorops, coloradensis, fraterculus, hondurasica, nebraskensis, pugionis, rhodophilus, rozeni, teucrii, timberlakei, verbenae –
- Callonychium
- petuniae –
- Camptopoeum
- frontale, submetallicum –
- Flavomeliturgula
- berangesiae –
- Gasparinhala
- –
- Meliturga
- clavicornis –
- Mermiglossa
- rufa –
- Nolanomelissa
- toroi –
- Nomadopsis
- anthidius, australior, edwardsii, euphorbiae, hesperia, mellipes, micheneri, obscurella, peninsularis –
- Panurginus
- albopilosus, atriceps, atricornis, bakeri, beardsleyi, borealis, boylei, californicus, cressoniellus, didirupa, flavotinctus, illioniensis, innuptus, leucopterus, melanocephalus, nebrascensis, neomexicanus, pauper, perlaevis, piercei, porterae, renimaculatus, stigmalis, verus –
- Panurgus
- banksianus, calcaratus –
- Perdita
- aenifrons, affinis, albipennis, arcuata, asteris, austini, baileyae, bakerae, bigeloviae, birkmanni, bivittata, bridwelli, bruneri, callicerata, callicerata, calloleuca, cambarella, canina, chaemaesarachae, citrinella, cladothricis, claypolei, cleomellae, cockerelli, crawfordi, crotonis, dinognatha, ericameriae, eriogoni, excisa, exclamans, exclamans, fallax, fedorensis, flavipes, florissantella, grandiceps, halictoides, heliophila, heliotropii, heterothecae, hyalina, hypoxantha, ignota, ignota, interrupta, interserta, isocomatis, kiowa, koebele, lacteipennis, lacticincta, layiae, lepachidis, lepidii, luteola, maculata, malacothricis, maura, mellina, mentzeliae, mentzeliarum, micheneri, minimus, miricornis, nebrascensis, nigroclypeata, nitidella, numerata, opuntiae, ornatipes, pallidior, pauper, pectinis, perpallida, phaceliae, phymatae, pulchrior, punctosignata, punctulata, pyrifera, rhodurarhois, ruficauda, salicis, semicaerulea, semicrocea, sexmaculata, sidae, snowi, sonorensis, sphaeralceae, sphaeralcrae, spinosa, stottleri, sulphurea, swenki, texana, timberlakei, tortifoliae, townsendi, tridentata, verbesinae, vespertilia, wilmattae, wootonae, xanthismae, yosemitensis, zebrata –
- Plesiopanurgus
- cinerarius, ibex, richteri, zizus –
- Spinoliella
- maculata –
Andreninae
