Vlll SYSTEMATIC INDEX. 



PAGB 



II. Lyrurus, Swains 45 



1. tetrix(L.) 45 



2. mlokosiewiczi (Tacz.) 48 



III. Tetrao, L 49 



1. urogallus, L 49 



a. uralensis, Nazarov. ... 52 



2. parvirostris, Bp. ... 53 



3. kamtschaticus, Kittl 54 



IV. Canachites, Stejn. 54 



1. canadensis (L.). ... 54 



2. franklini, Dougl. 5^ 



V. Falcipennis, Elliot 57 



I. falcipennis (Hartl.) 57 



VI. Dendragapus, Elliot. 58 



1. obscurus (Say) 58 



a. fuHginosus (Ridgw.). ... ... ... ... ... 60 



2. richardsoni (Dougl.) 61 



VII. Tympanuchus, Gloger 61 



1. americanus (Reichenb.). ... 62 



2. cupido(L.) 65 



3. pallidicinctus (Ridgw.). 65 



VIII. Centrocercus, Swains. 66 



I. urophasianus (Bp.) 66 



IX. Pedicecetes, Baird. 68 



1. phasianellus (L.). 68 



2. columbianus (Ord.) 69 



X. BoNASA, Steph. 71 



I. umbellus (L.) 71 



XI. Tetrastes, Keys. u. Bias 74 



1. bon-Ajia (L.) 74 



2. griseiventris, Menzb 77 



3. severtzovi, Prjev. 77 



FAMILY II. PHASIANID^ 78 



SUB-FAMILY I. PERDICIN.E 79 



I. Lerwa, Ilodgs. 79 



I. lerwa (Ilodgs.) 80 



