492 



SANITARY ENTOMOLOGY 



Disease 



Causative organism 



Insect transmitter 



Method of insect 

 transmissions 



Nature of 

 insect idle 



Scaly leg, chicken 

 (acarine dermatosis) 



Scarlet fever 



Seborrhea. 



See Mange (demodectic) 

 Septiceemia 



Septicaemia 

 Septicemia, rabbit 



Sleeping sickness 



Gambian and Nigerian 



Sleeping aickness, Rhodesian 



Smallpox 



Sore* Bagdad 



Sore, Biskra 

 Sore, Orienta' 



Cnemidocoptes mutans. 

 Virus. 



Staphylococcus pyogenes vars, 

 albus, aureus, citreus. 



Streptococcus. 

 Bacillus cuniculicida. 



Castellanella gambiense. 



Castellanella rhodesiense. 



Virus. 



Leishmania tropica. 



Leishmania tropica. 

 Leishmania tropica. 



Cnemidocoptes 



mutans. 



Flies suspected. 



Callipbora vomitoria 

 Luciaa ccesar 

 Musca domestica 

 Sarcophaga carnaria 

 Tabanus sp. 



Stomoxys calcitrans. 

 Musca domestica. 



Glossina palpalis 

 " palpalis 



fuscipes 

 " morsitans 

 " fusca 

 " longipennis 

 " pallidipes 

 " brevipalpis 

 " tachinoides. 



Stomoxys calcitrans. 



Glossina morsitans 



galpalis 

 revipalpis. 

 Aedes argenteus. 



Flies. 



Aedes argenteus. 



Fhlebotomus minu- 

 tu9 africanus is 

 suspected. 



Cimex lectularius 

 " hemipterus. 



Direct attack of Parasite. 

 mites on legs. 



Musca domestica. 



Flies might car- 

 ry virus from 

 sore to sore. 



Insects take up 

 from pus, car- 

 ry in body or 

 on legs. De- 

 posit in feces 

 on wounds. 



Found in body 

 of fly. 



Flies take up 

 from rabbit 

 feces and dis- 

 tribute i n 

 their feces. 



Transmitted by 

 fly bite. 



Transmitted by 

 fly bite. 



Experimental 



transmission 

 by mosquito 

 bite. 



Flies have been 

 found breed- 

 ing in open 

 lesions and 

 can probably 

 transmit the 

 viruo .Iirough 

 their feces. 



Mosquitos took 

 up parasites. 

 Transmission 

 unsuccessful. 



Transmission 

 by bite of fly. 



Taken up by 

 bug from 

 blood and 

 capable of 

 complete de- 

 velopment in 

 gut. No suc- 

 cessful trans- 

 mission. 



Transmission 

 is probably 

 eflFected b y 

 fecal contam- 

 ination. 



Can probably 

 be taken up 

 by flies from 

 sores and de- 

 posi ted in 

 their feces on 

 wounds or 

 mucous mem- 

 brane. 



Mechanical 

 carrier. 



Mechanical 

 carriers. 



Mechanical 

 carrier. 



Mechanical 

 carrier. 



Intermediate 

 host. 



Intermediate 

 host. 



Mechanical (?) 



Mechanicid 

 carrier. 



Uncertain 



Mechanical 

 carrier (?) 



Experimental 

 intermediate 

 host. 



Mechanical 

 carrier. 



