Brachysomida atra (LeConte, 1850)

atra (LeConte, 1850:323)
       morata Casey, 1913:222
       aterrima Casey, 1924:276

References

1. LeConte, J. L. 1850. An attempt to classify the longicorn Coleoptera of the part of America, north of Mexico. J. Acad. Nat. Sci. Phila., (2)1: 311-340; 2:5-38. <Link to Biodiversity Heritage Library>
2. Casey, T. L. 1913. Further studies amongst the American Longicornia. Memoirs on the Coleoptera, 4:193-388. <Link to BHL>
3. Casey, T. L. 1924. Additions to the known Coleoptera of North America. Memoirs on the Coleoptera, 11:1-347.