| Genus | Species | Subspecies | Author | Common Name | Last Sampled | Last Collectors | Where for All Dates? |
|---|---|---|---|---|---|---|---|
| Andrena | aliciae | - | Robertson 1891 | Bee | 2002-09-08 | PLincoln, BMerritt & TWhite | Here |
| Andrena | alleghaniensis | - | Viereck 1907 | Bee | 2003-05-26 | DPhend | Here |
| Andrena | arabis | - | Robertson 1897 | Bee | 2003-04-30 | DPhend | Here |
| Andrena | barbara | - | (NA) | 2002-05-09 | DFowler | Here | |
| Andrena | bradleyi | - | Viereck 1907 | Bee | 2003-04-04 | AMoyer | Here |
| Andrena | carlini | - | Cockerell 1901 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | carolina | - | Viereck 1909 | Bee | 2003-05-23 | MJPetersen, SHigdon & CRParker | Here |
| Andrena | confederata | - | (NA) | 2002-04-25 | ICStocks | Here | |
| Andrena | cornelli | - | Viereck 1907 | Bee | 2002-08-07 | BMerritt | Here |
| Andrena | crataegi | - | Robertson 1893 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | cressonii | - | (NA) | 2002-05-09 | ICStocks | Here | |
| Andrena | dimorpha | - | (NA) | 2001-05-08 | REHightower & JHBurbank | Here | |
| Andrena | distans | - | Provancher 1888 | Bee | 2003-04-19 | DPhend | Here |
| Andrena | dunningi | - | (NA) | 2002-06-19 | ICStocks & BMerritt | Here | |
| Andrena | erigeniae | - | Robertson 1891 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | fenningeri | - | (NA) | 2002-06-03 | JHBurbank | Here | |
| Andrena | forbesii | - | (NA) | 2011-05-01 | SDroege | Here | |
| Andrena | fragilis | - | (NA) | 2002-06-03 | JHBurbank | Here | |
| Andrena | heraclei | - | (NA) | 2002-05-10 | ICStocks & DFowler | Here | |
| Andrena | hirticincta | - | Provancher 1888 | Bee | 2002-08-05 | BSutton & GSteck | Here |
| Andrena | ilicis | - | (NA) | 2002-04-25 | ICStocks | Here | |
| Andrena | illini | - | (NA) | 2002-04-25 | ICStocks | Here | |
| Andrena | imitatrix | - | Cresson 1872 | Bee | 2003-05-30 | DPhend | Here |
| Andrena | integra | - | Smith 1853 | Bee | 2002-05-23 | TGriswold | Here |
| Andrena | krigiana | - | Robertson 1901 | Bee | 2002-07-17 | JJaynes | Here |
| Andrena | lamelliterga | - | (NA) | 2002-06-03 | JHBurbank | Here | |
| Andrena | mandibularis | - | (NA) | 2002-07-09 | BMerritt | Here | |
| Andrena | milwaukeensis | - | Bee | 2003-05-13 | SHigdon, MJPetersen, et al | Here | |
| Andrena | miserabilis | - | Cresson 1872 | Bee | 2003-05-26 | DPhend | Here |
| Andrena | nasonii | - | Robertson 1895 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | neonana | - | (NA) | 2002-04-30 | DFowler | Here | |
| Andrena | nigrae | - | (NA) | 2001-06-04 | REHightower & JHBurbank | Here | |
| Andrena | nigrihirta | - | (NA) | 2002-06-19 | ICStocks & BMerritt | Here | |
| Andrena | nivalis | - | Smith 1853 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | perplexa | - | Smith 1853 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | personata | - | Robertson 1897 | Bee | 2002-06-01 | JJaynes | Here |
| Andrena | phaceliae | - | (NA) | 2001-05-15 | CRParker | Here | |
| Andrena | pruni | - | Robertson 1891 | Bee | 2002-06-30 | JJaynes | Here |
| Andrena | robertsonii | - | Dalla Torre 1896 | Bee | 2003-05-26 | DPhend | Here |
| Andrena | rufosignata | - | (NA) | 2002-04-27 | ICStocks & WHobgood | Here | |
| Andrena | rugosa | - | Robertson 1891 | Bee | 2003-04-15 | ICStocks | Here |
| Andrena | sayi | - | (NA) | 2002-04-25 | ICStocks | Here | |
| Andrena | simplex | - | (NA) | 2002-09-23 | JHBurbank & TCrews | Here | |
| Andrena | species ** | - | (NA) | 2011-05-01 | SDroege | Here | |
| Andrena | species 1 | - | Bee | 2003-05-26 | DPhend | Here | |
| Andrena | species 1 (nr. confederata) | - | (NA) | 2002-05-24 | ICStocks | Here | |
| Andrena | species 2 | - | Bee | 2003-05-26 | DPhend | Here | |
| Andrena | species 2 (nr. macoupinensis) | - | (NA) | 2001-07-03 | ICStocks | Here | |
| Andrena | species 3 (nr. spiraeana) | - | (NA) | 2002-05-06 | ICStocks & DFowler | Here | |
| Andrena | species 6 | - | Bee | 2002-05-29 | JJaynes | Here | |
| Andrena | species 8 | - | Bee | 2002-05-29 | JJaynes | Here | |
| Andrena | spiraeana | - | (NA) | 2003-04-15 | ICStocks | Here | |
| Andrena | thaspii | - | (NA) | 2002-05-12 | GMiddleton | Here | |
| Andrena | tridens | - | (NA) | 2002-05-10 | ICStocks & DFowler | Here | |
| Andrena | uvulariae | - | Mitchell 1960 | Bee | 2002-05-23 | TGriswold | Here |
| Andrena | vicina | - | Smith 1853 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | violae | - | Robertson 1891 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | wheeleri | - | Graenicher 1904 | Bee | 2011-05-01 | SDroege | Here |
| Andrena | ziziaeformis | - | Cockerell 1908 | Bee | 2011-05-01 | SDroege | Here |
| Calliopsis | andreniformis | - | Smith 1853 | Bee | 2011-09-01 | SDroege | Here |
| Panurginus | atramontensis | - | (NA) | 2002-05-10 | ICStocks & DFowler | Here | |
| Protandrena | virginicus | - | (Cockerell 1907) | Bee | 2002-06-01 | JJaynes | Here |
| Pseuandrenoides | species ** | - | (NA) | 2002-09-08 | PLincoln, BMerritt & TWhite | Here | |
| Total Number of Species = 61 | |||||||