Alfalfa Long-Horned Bees (Genus Eucera) Size: Medium to Large (12-16 mm) {Size Comparison-the average honeybee is 13 mm) Long-horned bees includes several genera of bees with similar appearances including: Eucera, Melissodes, Svastra (sunflowers bees), Peponapis (squash bees), and Xenoglossa (giant squash bees). Color: Black bodies covered in dense golden hair on head and thorax with … Continue reading Long-Horned Bees (Alfalfa Bees)