TABULATION OF DISEASES AND INSECT TRANSMISSION 495 



Disease 



Causative organism 



Insect transmitter 



Method of insect 

 transmissions 



Nature of 

 insect role 



Tapeworm, fowl. 

 Tapeworm, human 



Tapeworm, rat and human 



Hymenolepis carioca. 



Davainea madagascariensis. 



Hymenolepis nana. 



Tapeworm, rodent and 

 human 



Hymenolepis diminuta. 



Tetanus 



Thorn headed worm, rodent 

 and human 



Thorn headed worm, pig and 

 man 



Toxemia 

 Trachoma 

 Trench fever 



Trypanosomiaiia, animal 

 Trypanosomiasis, bat 

 Trypanosomiasis, bovine 



Bacillus tetanus. 



Moniliformis moniliformis. 



Macracanthorhynchus hiru- 

 dinaceus. 



Pediculus corporis 

 Phthirus pubis. 



Filterable virus. 



Possibly Rickettsia quintana 



Castellanella dimorphon. 



Trypanosoma vcsperlilionis. 



Duttonella nanum. 



Stomoxys calcitraos 



Blatta orientalis. 



Ceratophyllus fasci- 



atus. 

 Xenopsylla cheopis. 



Akis spinosa 

 Anisolabis annulipes 

 Asopia farinalis 

 Fontaria virginiensis 

 Julus sp. 

 Scaurus striatus 

 Tenebrio molitor. 



Ceratophyllus fasci- 



atus. 

 Ctenocephalus canis 

 Pulex irritans 

 Xenopsylla cheopis. 



Dermatophilus pen- 

 etrans. 



Blaps mucronata 

 Periplaneta ameri- 

 cana. 



Cetonia aurata 

 Diloboderus abderus 

 Melolontha vulgaris 

 Phyllophaga arcuata 



Pediculus corporis 

 Phthirus pubis. 



Musca domestica. 



Pediculus corporis. 



Glossina palpalis 

 " tachinoides 

 " niorsitans 

 " longipalpis. 



Cimex pipistrelli. 



Glossina palpalis 



and possibly 

 Glossina morsitans. 



Insect swallows 

 eggs. Chicken 

 swallows fly. 



The cysticercus 

 has been 

 found in these 

 roaches. 



Insect swallows 

 eggs. If the 

 insect is the 

 true interme- 

 d i a t e host 

 then infection 

 is probably 

 by the animal 

 swallowing 

 insect. 



In.sect swallows 

 eggs, animal 

 swallows in- 

 sect. 



The flea larva 

 swallows the 

 egg, which 

 persists 

 through met- 

 amorphosis. 

 The animal is 

 infected by 

 eating the 

 flea. 



The attack of 

 this flea fre- 

 quently leads 

 to attacks of 

 tetanus. 



The larval stage 

 has been 

 found in these 

 insects. 



Insects swallow 

 eggs. A n i - 

 mals eat in- 

 sects. 



Direct attack. 



From eye to eye 



Organism is dc- 

 p o s i t e d in 

 feces of lice. 



Transmission 

 by fly bite. 



Manner of 

 transmission 

 not demon- 

 strated. 



Transmission 

 by fly bite. 



Possibly inter- 

 mediate host 



Mechanical car- 

 r i e r or 

 possibly bio- 

 logical. 



Intermediate 

 host (pos- 

 sibly, but not 

 proved). 



Intermediate 

 host. 



Intermediate 

 host. 



Mechanical 

 carrier. 



Intermediate 

 hosts. 



Intermediate 

 hosts. 



External para- 

 site. 



Mechanical 

 carrier. 



Intermediate 

 host 



Intermediate 

 host. 



Intermediate 

 host. 



Intermediate 

 host. 



