Numbers
8 spp. in our area
(1), ~100 total
(2)
1. Micromus angulatus: northern (Canada: AB, BC, MB, NF, NS, NT, ON, QC, SK, YT; United States: CO, ME, MI, MN, NH, NY, SD, VT, WI)
2. Micromus borealis: northwestern (Canada: AB, BC, YT; United States: AK)
3. Micromus montanus : widespread (Canada: AB, BC, NS, QC, SK; United States: AZ, CA, CO, CT, ID, MA, ME, NC, ND, NH, NV, NY, TN, UT, VT, WA, WI)
4. Micromus posticus: widespread (Canada: BC, ON, QC, YT; United States: AZ, CO, CT, FL, GA, IA, IL, IN, KS, MA, ME, MN, MO, NC, ND, NE, NJ, NY, OH, PA, TX, VA, WA, WI)
5. Micromus remiformis: western (CA, ID, NV, OR, UT)
6. Micromus subanticus: widespread (Canada: BC, MB, ON, QC; United States: AZ, CA, FL, IA, IL, IN, KS, LA, MA, MN, MO, NC, NV, NY, OH, SC, TX, VA, WI)
7. Micromus variegatus: introduced and spreading (Canada: AB, BC, NS, QC; United States: ID, NH, OR, WA)
8. Micromus variolosus: western (Canada: BC, SK, YT; United States: AZ, CA, CO, ID, KS, NM, NV, OR, UT, WA, WY) plus IN, MN
Identification
Eyes comparatively small, palpi without apiculus
Heads of Micromus (left) vs. Hemerobius (right)
Wing venation:
