LUCJLIA NOBILIS 



437 



with strong spines, work themselves into the nasal and frontal 

 sinus, into the pharynx, larynx, &c., perforate the mucous mem- 

 branes and even the cartilage, and may cause the death of their 

 host (Coquerel, Philippi, Francius, Humbert, &c.). 



[This species, the screw worm fly, is known as Compsomyia macellaria, 



It attacks animals as well as man, especially laying its eggs ori 



wounds formed by barbed wire. It may also be found on dead flesh. 



Dr. St. George Gray sent me specimens from St. Lucia, from the nose 



FIG. 281. The Screw Worm Fly (Compsomyia macellaria). 



and mouth of a patient in Victoria Hospital. Others were found in the 

 vagina of another patient. Out of the four patients attacked two occu- 

 pied the same bed, one after the other, and a third the next bed to it. 

 The other case was in a more remote part of the hospital. F. V. T.] 



8. Lucilia nobilis, Meig. 



The larvae were observed by Meinert in Copenhagen in the auditory meatus 

 of a person who, after taking a bath, fell asleep in the open air, and on 

 waking felt singing in the ears, and had a sensation as if there were 

 water in the auditory canal. During the next days severe pains set in, 

 and there was a discharge of blood and pus from both ears, as well as 

 from the nose. On washing out the meatus the maggots made their 

 appearance. 



