Helophilus fasciatus FLOWER FLY FAMILY (Syrphidae) Description This flower fly is approximately 1/2 inch (12-15 mm) in length. The thorax has bold black and white lengthwise stripes. The abdomen has transverse black bands with semi-elliptical yellow markings. The eyes are dark red and not touching in the middle. The antennae … Continue reading HELOPHILUS FASCIATUS