│ Wings │ the hairs of │ during June or │ smoke-coloured. │ horned stock. │ July, in the │ Female rather │ │ rectum of the │ larger. Head, │ │ horse. When │ thorax, and │ │ ready to become │ first segment of│ │ pupæ, they creep │ the abdomen with│ │ out of the anus, │ colour and hairs│ │ to the margin of │ as in the male; │ │ which, however, │ rest of abdomen │ │ they may remain │ black, and │ │ sticking for │ tapering │ │ some time. │ posteriorly. │ │ │ Wings │ │ │ smoke-coloured. │ │ =Red-tailed= =Bot= │About ⅖ inch. Fore│Black: on the lips│First red, then (_Gastrus_ │ part of thorax │ and margins of │ bluish-green. To _hæmorrhoidalis_).│ dark fawn │ the nostrils in │ begin with, in │ colour, with │ the horse. │ the cavities of │ bright yellow │ │ the nose or │ fur-like hair; │ │ mouth, in the │ hinder part │ │ horse, very soon │ black. Abdomen │ │ in the stomach │ shining black, │ │ or small │ with yellowish │ │ intestine, │ white hair in │ │ remaining there │ front, black in │ │ several months; │ the middle, and │ │ then, a few │ orange yellow at│ │ months longer, │ the tip. Wings │ │ in the rectum. │ of glassy │ │ Exceptionally, │ clearness, with │ │ the maggots │ dark brown │ │ remain in the │ veins. │ │ gullet for some │ │ │ time. =Nose Bot= │Nearly ½ inch (not│White: on the lips│Yellowish white. (_Gastrus_ │ including the │ and margins of │ In the first _nasalus_). │ long ovipositor │ the nostrils in │ part of the │ of the female). │ the horse. │ horse’s small