viii CONTENTS 



PAGE 



The Stablefly and the Hornfly (Family Muscidae). A Comparative 



Study. (Exercise 12.) 24 



The Fleshflies (Family Sarcophagidse). (Exercise 13.) 25 



The Botflies and Warbleflies (Family (Estridae). (Exercise 14.) 26 



The Fleas (Order Siphonaptera). Anatomical Study. (Exercise isa.). 27 



The Fleas (Order Siphonaptera). Systematic Study. (Exercise isb.). 28 



The Louseflies (Family Hippoboscidae). (Exercise 16.) 29 



The Ticks (Family Ixodidae). Anatomical Study. (Exercise i7a.) . . . 29 



The Ticks (Family Ixodidas). Systematic Study. (Exercise lyb.). ... 31 



The Ticks (Family Ixodidae). Other Species. (Exercise i8a.) 31 



The Ticks (Family Ixodidae). Life History Study. (Exercise i8b.) ... 32 



The Mites (Family Gamasidae). (Exercise iga.) 33 



The Mites (Family Sarcoptidae). (Exercise i9b.) 34 



The Mites (Family Sarcoptidae) (cont.). Psoroptic species. (Exercise 



20.) 34 



The Insect Sting. (Exercise 2ia.) 35 



Venomous Spiders and Scorpions. (Exercise 2ib.) 36 



Parasiticides. (Exercise 22.) 37 



The Amoebae. (Exercise 23a.) 40 



The Trypanosoma. (Exercise 23b.) 41 



The Malaria Parasites. (Exercise 24.) 42 



PART II 



HELMINTHOLOGY 



Introduction 45 



The Roundworms (Family Ascaridae). (Exercise 2$a.) 46 



Other Ascaridae (Oxyuris and Heterakis). (Exercise 25b.) 48 



The Thornheaded Worms (Class Acanthocephala). (Exercise 25c.) ... 48 



The Hookworms (Family Strongylidae). (Exercise 26.) 49 



The Hookworms (cont.). (Family Strongylidae). (Exercise 27.) 50 



The Lungworms (Family Strongylidae). (Exercise 28.) 51 



The Whip worms (Family Trichotrachellidae). (Exercise 293.) 52 



The Trichina (Family Trichotrachellidae). (Exercise 29b.) 53 



The Filarise (Family Filariidae). (Exercise 3oa.) 54 



The Leeches (Order Hirudinea). (Exercise 3ob.) 55 



The Sheep Liver Fluke (Family Fasciolidae). (Exercise 31.) 56 



Other Trematodes. (Exercise 32.) 58 



The Tapeworms (Class Cestoda). Morphological Study. (Exercise 33.) 59 



The Tapeworms (Class Cestoda). Systematic Study. (Exercise 34.) . . 61 



