INDEX OF ILLUSTRATIONS. 



Plate 



I. 



II. 



III. 



IV. 



V. 



VI. 



VII. 



VIII. 



IX. 



x; 



XI. 



XII. 

 XIII. 

 XIV. 



XV. 



XVI. 

 XVII. 



XVIII. 



XIX. 



XX. 



XXI. 



XXII. 



XXIII. 



XXIV. 



XXV. 



XXVI. 



XXVII. 



XXVIII. 



XXIX. 



XXX. 



XXXI. 



XXXII. 



XXXIII. 



XXXIV. 



XXXV. 



XXXVI. 



Page. 



(Estrus ovis, Linnajus 34 



CEsfrus ovis, in binuses of the head 36 



CEstrus ovis, in nasal cavity and sinuses of the head 38 



Melophagus ovinus, LinniEua 44 



Trichodectes spliwrocephalus, Nitzsch 48 



Trichodeotes Umbatus, Gervais, et T. climax, Nitzsch 5a 



Psoroptes communis, 'FviTsi.j^a'c. ovis. Adult 66 



Psoroptes communis, var. ovis. Young 68 



Tcenia marginata, Batsch 80 



Twnia marginata, in the liver Sa 



TcBiiia tenella, Cobbold, T. coenurus, Kuchenmeister, et T. ech- 



inococcus v. Siebold : 88 



Twniafimiriata, Diesing 110 



Tumiafinibriata, original figures of Diesing 112 



Ta,'Miae(2)ai!s«, Eudolphi. Adult - 124 



Twnia expansa, young stages 126 



Distoma AepaHcMm, Linnseus 136 



LingtiatuJa tceniodes, Rudolphi, AmpMsioma conicnm, Zeder, 



et Distoma lanceolatum, Mehlis 140 



Strongylus contortus, Eudolphi 144 



Strongylus filicoUis, Rudolphi 148 



Strongylus ventricosus, Rudolphi 150 



Ascaris lumbricoides, Linafeus ,. 154 



Dochmius ceriiuus, Creplin 160 



Sclerostoma hypostomvm, Dujardin 164 



(EsopJiagostoma Columbianum, Curtice. Adult 174 



(EsopUagostoma Columhianum, young stages 176 



CEsophagosioma ColumManum, in the intestinal coats 178 



CEsopliagostoma Columhianum, in the intestinal coats 180 



Triclwcephalus affinis, Eudolphi 184 



Strongylus ovis-pulmonalis, Diesing 192 



Strongylus ovis-pulmonalis, in the lungs 194 



Strongylus ovis-pulmonalis, in the lungs 196 



Strongylus ovis-pulmonalis, in the lungs 198 



Strongylus ovis pulmonalis, in the lungs 200 



Strongylus filaria, Rudolphi 210 



Strongylus filaria, in the lungs 212 



Strongijlus filaria, in the lungs 214 



