fly
1. Houseflies
Body length 7 mm, gray-brown: compound eye hairless, male eye off-birth: mid-thoracic shield has 4 black longitudinal strips: cilia in the central depression of the anterior thorax side plate (only known species in China in the genus At home); The first web has cilia: the lower flank has hairs below the posterior air front; There are no clusters of bristles anterior and posterior to the upper ribs of the axillary flap.
2. Big-headed golden fly
Body length 8 - 11 mm, metallic bluish green, with a very thin pale pink indumentum; Male eyes are synophytic, the forehead is like a line (the intermediate forehead disappears), the upper 2/3 small eye surface of the compound eye is large, and the lower 1/3 small eye surface is small: face, antennae, side face, face causeway, cheek are apricot yellow, hair is also yellow; The axillary flap is brown, the upper and lower axillary flaps are white, and the lower axillary flap is hairy; There are hairs on the upper and posterior sides of the dry veins: there are dense bristles (e.g., chestnut-like) on the large nodules under the wing base.
3. Mercerized green fly
Body length up to 10 mm, metallic green; 3 pairs of posterior mid-mane; There are clusters of bristles in the anterior and posterior ribs of the axillary flap, black cilia in the central depression of the anterior thoracic lateral plate, and cilia in the posterior thorax-ventral plate; The leading margin is basal scales yellow, and the sub-leading pelagic bone fragments have only villi; No black cilia above the lower axillary flap; Forehead width, male side forehead is about 1/2 of the median frontal width; The female side of the forehead is about 1/2 of the width of the median forehead.
4. Summer toilet flies
Body length 5- -7 mm, grayish yellow, thinner and slimmer than houseflies; Tentacles naked; The third longitudinal vein of the wing runs parallel to the fourth longitudinal vein: the sixth longitudinal vein is short, and the axillary vein curves towards its front: the abdomen is yellowish gray, the dorsal plate of the 1st, 2nd, 3rd, and 4th segments has a lateral "T" shaped dark spot, and the female is slightly darker: 2 anterior ventral manes of the hind foot tibial segment.
5. Stable rotten flies
The body is 8 mm long, the body color is gray-brown, slightly larger and stout than the housefly; The antennae are pinnate, the tentacles are orange: the mouthpart licks and the fourth longitudinal vein of the wing is curved; There are no bristles above and below the third longitudinal vein; The female forehead width is equal to twice the width of the third segment of the antennae, and the intermediate forehead is 2 times the width of the lateral forehead; The small shields are reddish-yellow at the ends, the tibia are yellow or yellowish-brown, and the femoral segments are partially yellow.
6. Red-headed fly
Body length up to 13 mm, bluish blue, pale pink thick: males have narrow foreheads, forehead width is about 1/13 of the width of the head: cheeks are orange and even reddish brown, red, at least 12 reddish brown anterior: 3 pairs of posterior midhair, only 2 very thin longitudinal stripes in front of the mid-thorax shield groove, often inconspicuous: leading margin basal scales yellow brown or black chan: axillary flap with clusters of anterior bristles and no clusters of posterior bristles: black cilia on the lower axillary flap: male tail organs are not particularly large, and the lateral caudal lobes are wide.
7. Volta flies
Body length up to 10 mm, dark green body color, blunt metallic luster: black face, sparse yellow powder: most of the antennae are red, the tentacles are red; The anterior midmant is developed, and the last two pairs of posterior midrib are developed: the mid-mane of the back has 4--5 manes: there are hair columns on the posterior side of the dry path vein, and there are white cilia on the upper outer side of the upper axillary.
8. Neo-Luyuan Voldemort Fly
Body length up to 13 mm, body color dark blue with purple; The face and antennae are black except for the part of the second section; The tentacles are reddish yellow; The anterior and posterior midmants are underdeveloped, with only 1 pair in front of the small shield, and 4-5 manes in the middle of the back; There are hair columns on the posterior side of the main path vein, and there are black cilia on the upper and outer sides of the upper axillary flap.
9. Brown-tailed don't fly
Body length up to 13 mm, body color gray-brown; There are 3 dark longitudinal stripes on the back of the chest, and there are black and white checkerboard markings on the back of the abdomen: the male forehead is about 1/6 of the width of the head, and the back of the cheek is white hair within 1/2 to 1/3 length; There are not particularly dense black cilia in the central depression of the side plate of the anterior thorax, where cilia are sometimes only 1--2 in some individuals; The middle mane of the back has 5-6 manes, only the last two are well developed, and the tailparts are tan.