Subfamily Nomadinae - Cuckoo Bees

Phylum Arthropoda - Arthropods

Subphylum Hexapoda - Hexapods

Class Insecta - Insects

Order Hymenoptera - Ants, Bees, Wasps and Sawflies

No Taxon Aculeata - Ants, Bees and Stinging Wasps

No Taxon Apoidea (clade Anthophila) - Bees

Family Apidae - Cuckoo, Carpenter, Digger, Bumble, and Honey Bees

Subfamily Nomadinae - Cuckoo Bees

Tribe Ammobatini

Genus Oreopasites - Mountain-Cuckoo bees

Species barbarae - Barbara's Mountain-Cuckoo

Tribe Ammobatoidini

Genus Holcopasites

Species calliopsidis - Holcopasites calliopsidis
Species minimus - Holcopasites minimus
No Taxon heliopsis or pulchellus
Species stevensi - Holcopasites stevensi

Tribe Biastini

Genus Neopasites

Species cressoni - Neopasites cressoni
Species mojavensis - Neopasites mojavensis
Species fulviventris - Neopasites fulviventris

Genus Rhopalolemma

Species rotundiceps - Rhopalolemma rotundiceps

Tribe Brachynomadini

Genus Brachynomada

Species nimia - Densely-punctate Smooth-Nomad
Species annectens - Brachynomada annectens
Species margaretae - Brachynomada margaretae

Genus Paranomada

Species velutina - Black-velvet Flat-Nomad

Genus Triopasites

Species penniger - Triopasites penniger

Tribe Epeolini

Genus Epeolus

Species americanus - Epeolus americanus
Species australus - Epeolus australus
Species autumnalis - Epeolus autumnalis
Species axillaris - Epeolus axillaris
Species barberiellus - Epeolus barberiellus
Species bifasciatus - Epeolus bifasciatus
Species canadensis - Epeolus canadensis
Species carolinus - Epeolus carolinus
Species compactus - Epeolus compactus
Species flavofasciatus - Epeolus flavofasciatus
Species floridensis - Epeolus floridensis
Species glabratus - Epeolus glabratus
Species howardi - Epeolus howardi
Species interruptus - Epeolus interruptus
Species lectoides - Epeolus lectoides
Species mesillae - Epeolus mesillae
Species minimus - Epeolus minimus
Species novomexicanus - Epeolus novomexicanus
Species olympiellus - Epeolus olympiellus
Species pusillus - Epeolus pusillus
Species scutellaris - Epeolus scutellaris
Species splendidus - Epeolus splendidus
Species zonatus - Epeolus zonatus
No Taxon resembles attenboroughi
No Taxon resembles barberiellus
No Taxon resembles interruptus

Genus Triepeolus

Species brittaini - Triepeolus brittaini
Species concavus - Triepeolus concavus
Species denverensis - Triepeolus denverensis
Species distinctus - Triepeolus distinctus
Species donatus - Triepeolus donatus
Species eliseae - Triepeolus eliseae
Species grandis - Great Feather-tongue-Cuckoo
Species grindeliae - Triepeolus grindeliae
Species intrepidus - Triepeolus intrepidus
Species kathrynae - Triepeolus kathrynae
Species loomisorum - Triepeolus loomisorum
Species lunatus - Triepeolus lunatus
Species martini - Triepeolus martini
Species matildae - Triepeolus matildae
Species mexicanus - Triepeolus mexicanus
Species pectoralis - Triepeolus pectoralis
Species quadrifasciatus - Triepeolus quadrifasciatus

Subspecies atlanticus - Triepeolus quadrifasciatus atlanticus

Species remigatus - Triepeolus remigatus
Species rufithorax - Triepeolus rufithorax
Species sarothrinus - Triepeolus sarothrinus
Species simplex - Triepeolus simplex
Species utahensis - Triepeolus utahensis
Species verbesinae - Triepeolus verbesinae
No Taxon verbesinae species group

Tribe Hexepeolini

Genus Hexepeolus

Species rhodogyne - Hexepeolus rhodogyne

Tribe Neolarrini

Genus Neolarra

Species verbesinae - Neolarra verbesinae
Species vigilans - Neolarra vigilans
Species californica - Neolarra californica

Tribe Nomadini - Nomad Bees

Genus Nomada - Nomad Bees

No Taxon erigeronis species group

Species articulata - Nomada articulata
Species crotchii - Nomada crotchii
Species australis - Nomada australis
Species erigeronis - Nomada erigeronis

No Taxon roberjeotiana species group

Species placida - Nomada placida
Species verecunda - Nomada verecunda
Species mutans - Nomada mutans

No Taxon ruficornis species group, Typical Nomad Bees

Species armatella - Nomada armatella
Species bella - Nomada bella
Species bethunei - Nomada bethunei
Species cressonii - Cresson's Nomad Bee
Species cuneata - Nomada cuneata sensu Mitchell
Species denticulata - Nomada denticulata
Species electa - Nomada electa
Species gracilis - Nomada gracilis
Species imbricata - Nomada imbricata
Species luteoloides - Nomada luteoloides
Species maculata - Spotted Nomad Bee
Species obliterata - Nomada obliterata
Species pygmaea - Nomada pygmaea
Species vicina - Nomada vicina
No Taxon luteola subgroup aka Heminomada, e.g., luteoloides & imbricata
No Taxon cf depressa, Wide-brushed Nomad
No Taxon valida and relatives including lehighensis
No Taxon Gnathias i.e. toothed species

No Taxon superba species group

Species affabilis - Nomada affabilis
No Taxon resembles affabilis
Species edwardsii - Nomada edwardsii
Species hemphilli - Nomada hemphilli
Species superba - Nomada superba

No Taxon vegana species group

Species fervida - Nomada fervida
Species gutierreziae - Nomada gutierreziae
Species suavis - Nomada suavis
Species texana - Nomada texana
Species tiftonensis - Nomada tiftonensis
Species vegana - Nomada vegana

No Taxon vincta species group

Species zebrata - Nomada zebrata
Species utahensis - Nomada utahensis
Species besseyi - Bessey's Nomad
Species vincta - Nomada vincta

Tribe Townsendiellini

Genus Townsendiella

Species pulchra - Townsendiella pulchra
Species rufiventris - Townsendiella rufiventris