LIST OF ILLUSTRATIONS 



TEXT-FIG. 4, 5. FRACTURED AND RE-UNITED BREASTBONE— VIEWS OF RIGHT AND 

 LEFT SIDE .... 

 „ 6. FR.iCTUHED AND RE-UNITED BREASTBONE SHOWING METHOD OF UNION 



„ 7, 8. BROKEN AND RE-UNITED WING-BONES .... 



,, 9-11. BROKEN AND RE-UNITED LEG-BONES .... 



„ 12-15. BROKEN AND RE-UNITED THIGH-BONES. 



XXXII. BUMBLEFOOT IN GROUSE ........ 



XXXIII. TRICHOSTRONGYLUS I'ERGRACILIS AND TItlCHOSOMA WNGICOLLE (5 Figures) 

 TEXT-FIG. 16. MORULA IN EGG OP TRICBOSTRONGYLUS PERGRACILIS . 



17, 18. DEVELOPING OVA OF T. PERGRACILIS .... 



19, 20, 21. FORMATION OF THE LARVA OF T. I'ERGRACILIS . 



22, 23. EMBRYOS OF T. PERGRACILIS HIGHLY MAGNIFIED . 



24-27. CHANGES IN T. PERGRACILIS DURING ECDYCIS AND ENCy.ST.MENT 



28, 29. LARVAL FORMS OF T. PERGRACILIS .... 



30. ENCYSTED LARV/E OF T. PERGRACILIS .... 



XXXIV. EIMERIA {COCCWIUM) AVIUM {SCniZOGOn\) . ..... 



XXXV. EIMERIA (COCCIDIUU) AVIUM (MACROGAMETE FORMATION) 



XXXVI. EIMERIA (COCCIDIUM) AVIUM (MICROGAMETES SPOROGONY) 

 XXXVII. EIMERIA (COCCIDIUM) AVIUM (SPOROGONY) ...... 



TEXT-FIG. 1. DIAGRAM OF LIFE-CYCLE OF EIMERIA (iVCCIDIl'M) AVIUM 

 XXXVIII. AVIAN COCCIDIOSIS ......... 



XXXIX. (1) APPARATUS FOR M.^KING CULTURES .4ND (2) ALIMENTARY CANAL OF GROUSE 

 XL. TEST TUBES CONTAINING T. PERGRACILIS (2 Figures) .... 



XLI. SECTIONS OF CECUM SHOWING T. PERGRACILIS (6 Figures) 

 XLII. T. PERGRACILIS and D. UROGALLI (4 Figures) ..... 



XLIII. SECTIONS OF CECUM (6 Figures) ....... 



XLIV. DIAGRAM OP ALIMENTARY CANAL SHOWING HABIT.VTS OF INTESTINAL PARASITES 

 XLV. BLOOD CELLS OP BIRDS CHIEFLY OF GROUSE ..... 



XLVI. LEUCOCYTOZOON LOVATI ........ 



XLVII. LEUCOCYTOZOON LOVATI, SPIROCH.IiTA LAGOl'ODIS AND lI.EMOl'ROTEUS MANSONI . 

 XLVIII. TRICHOMONAS EBERTHI, SPIIIOCH.KTA LOVATI, AMCEBA LAGOPODIS 

 XLIX. DAVAINEA UROGALLI ..... 



L. D. UROGALLI AND HYMENOLEPIS .MICIIOI'S . 

 LI. D. UROGALLI, HYMENOLEPIS MICIIOPS, ETC. (7 Figures) 

 LII. HYMENOLEPIS MICROPS .... 



LIII. GONIODES TETRAONIS (4 Figures) . 



LIV. NIRMUS CAMERATUS (2 Figures) . ... 



LV. ORNITIIOMYIA LAGOPODIS (3 Figures) 

 LVI. CERATOPHYLLUS GAI.I.INUL.E, ETC. (3 Figures) 

 LVn. HEATHER GROWING FROM THE ROOT AND FKOM SEED 

 LVIII. THE HEATHER BEETLE (LOCHM.EA SUTURAI.IS) (4 Figures) 



