Tenthredo bifasciata

• Tenthredo (Cephaledo) bifasciata bifasciata O. F. Muller, 1766 – head and thorax are blackish brown, front and middle tibias are entirely black
• Tenthredo (Cephaledo) bifasciata rossii (Panzer, 1804) - clear or silvery pubescence, white middle and lower tibias
• Tenthredo (Cephaledo) bifasciata violacea (Ed. Andre, 1881) - pronotum widely yellow (Eastern Europe)

This species can be found in Europe.[3]

Tenthredo bifasciata mainly lives in meadows, especially close to forestry areas.[4]

Tenthredo bifasciata can reach a length of 11–13 millimetres (0.43–0.51 in).[4] The thorax and head are blackish brown. Abdomen shows one or two transversal white or pale yellow bands, sometimes interrupted. Wings are yellowinsh-brown and transparent.[5]

These sawflies can be encountered from July to August.[4] Adults mainly feed on nectar and pollen of Apiaceae, especially on Heracleum sphondylium.[4] Larvae feed on Sonchus arvensis.[4]

• Bembix