40 PTEROCLID/E. 



B. With pectoral band. 



(a) Without black bar on forehead. 



(a') Median rectrices not lengthened beyond rest ; upper part 

 of throat and sides of neck rufous ; lower portion of throat 

 black ; band on lower part of breast, abdomen and flanks 



black P- arenarius. 



(^') Median rectrices greatly lengthened beyond the rest, 



(a") Throat yellow; black band across breast ; abdomen and 

 flanks chestnut P. exuslus. 



(b") Throat and stripe behind the eye black ; sides of throat 

 rufous ; centre of breast chestnut, bordered above and below 

 with black ; rest of under parts white P. alchata. 



(b) With black bar on forehead. 

 (a) Breast uniform greenish buff. 



(a") Throat pale buff ; upper part of breast buff, crossed with 

 numerous narrow black bars ; middle of breast uniform buflf, 

 crossed in the centre by a narrow black bar and another of 

 the same hue on its lower edge ; rest of under parts yellowish 

 white, barred narrowly with black P. lichtenstemi. 



{b") Throat and breast buff ; triple band separates the 

 fulvous breast from the abdomen, the first maroon, the 

 second creamy white, and the 3rd unspotted chocolate 

 brown -P. fascia/us. 



54. PterOCleS COronatuS, Lkhl, Verz. d Voubl. p. 65 ; Te??i. 

 PL Col. No. 339, 340 ; Heugl. Syst. Ueber. N. 0. A/r. p. 3O4 ; Ibis, 1864, 

 pp. 27, 24O ; id., 1870, pp. 9, 16; 1S71, p. 144; Sir. F. i. p. 224; id. 

 (1876) ; iv. p. 230; B[f., East. Pers. ii. p. 272 ; Murray, Hdbk., Zool., Sec, 

 Sind, p. 200 ; Elliott, P. Z. S. 1878, No. 282. Murray, Avif. Brit. bid. 

 ii. p. 520, No. 1 1 78. — The Coronated Sand Grouse. 



PLATE, fig. 



Male.—k line on each side of the forehead from the nostrils to above the 

 eye black, and a pale fulvous one between these from the point of the forehead. 

 Crown of the head pale chestnut, vinous or rufescent fawn. A pearly grey 

 band from the anterior angle of the eye, continued as a supercilium and 

 extending round to the nape ;* lores and a narrow band edging the black 

 chin and throat stripe white ; sides of the face, ear coverts and the neck all 

 round orange buff ; base of the neck and upper back isabelline, the feathers 

 edged dusky grey ; interscapulars the same, with median buffy spots at the 



* In two specimens I possess there is a distinct pearly grey band across the forehead 

 immediately behind the termination of the black forehead stripes. 



