vill A LIST OF THE ILLUSTRATIONS. 
B5—Ascaris Ovis ....... cece eee ec erence etter et enteee 99 
86—Ascaris Suis ........2c cece e eee eee teen ener tees 101 
37—Asecaris Marginata .......--.. eee eee ee eens 102 
38—Ascaris Inflexa ........ 0. cece ee eee eee ents 104 
39—Heterakis Papillosa, Cephalie Extremity .....--- 104 
39a—Heterakis Papillosa, Male and Female .......-- 104 
40—Oxyuris Curvula, Female ...........-.-+++e esse 106 
41—Strongylus Arnfieldi, Caudal Extremity of the Fe- 
MATS: | Grey ga vaies ernie te Wada eS Gumeas Rate E cot SOS, OS 111 
42—Strongylus Arnfieldi, Caudal Extremity of Male... 122 
43—Strongylus Arnfieldi, Ova in Process of Segmenta- 
TION Auch ae oe ae ea a a BES See gee eas 113 
44—Strongylus Arnfieldi, Male and Female .......... 113 
45—Strongylus Arnfieldi, Head Part ...............- 113 
46—Strongylus Contortus (Haemonchus Contortus) Male 
and. Bermialé: 220, scote eae ree oe ieee we Rae ee Be 117 
47—Stephanurus Dentatus, Male and Female ........ 136 
48—Oesophagastoma Inflatum, Male and Female....... 139 
49—Oesophagostoma Inflatum, Cephalic Extremity ... 140 
50—Oesophagostoma Inflatum, Caudal Extremity of Male 140 
51—Oesophagostoma Inflatum, Caudal Extremity of Fe- 
MGlE? og: sr cadte ewes <a es Mae ee Sa ea EES 141 
52—Oesophagostoma Columbianum, Male and Female.. 142 
58—MNodular Disease . ccc ccc ence ace see cet e eeu ees 143 
54—-Oesophagostoma Dentatum, Male and Female .... 145 
55—Uneinaria Radiata, Male and Female ........... 145 
56—Uneinaria Canina, Male and Female ........... , 148 
57—Uneinaria Canina, Caudal Extremity of Male ..... 148 
58—Uncinaria Canina, Cephalic Extremity .......... 149 
58a—Uncinaria Canina, Section of Body of Female... 149 
58b—Uncinaria Canina, Caudal Extremity of Female.. 149 
59—Trichocephalus Depressiusculus, Male and Female.. 151 
60—Trichocephalus Affinis, Male and Female ........ 153 
61—Echinorhynehus Gigas, Female................... 157 
62—Echinorhynchus Gigas, Cephalic Extremity ...... 158 
63—Distoma Hepaticum .............. 0.0... cece eee ee 162 
64—Distoma Americanus ............... 00 0c e eee eee 166 
65—Cysticercus Cellulosae ................0.0 002 e cee 174 
66—Taenia Expansa of Ox .................000.0000. 179 
