130 Parasitic Arthropoda 



also, to sprinkle the floors with carbolic lotion, Jeyes' fluid, or with 

 pyrethrum powder, or with a strong infusion of native tobacco, as 

 recommended by Law and Castellani." 



Echidnophaga gallinacea (fig. 96) is a widely distributed Hectopsyl- 

 lid attacking poultry (fig. 97). It occurs in the Southern and South- 

 western United States and has been occasionally reported as attack- 

 ing man, especially children. It is less highly specialized than 

 Dermatophilus penetrans, and does not ordinarily cause serious 

 trouble in man. 



