527 



CHETTI7SIA GEEGAEIA. 



(SOCIABLE PLOVER.) 



Charadrius gregarius, Pallas, Reise, i. p. 456 (1771). 



Tringa keptuschka, Lepechin, Tageb. Reise Russ. Reiches, i. p. 229, footnote b (1774). 



Tringa fasciata, S. G. Gmelin, Reise durch Russl. ii. p. 194, pi. 26 (1774). 



Charadrius keptuschka (Lep.), Wagler, Syst. Av. Charadr. no. 45 (1827). 



Chettusia gregaria (Pall.), Bp. Iconog. Faun. Ital. Ucc. Introd. & p. 115 (1832). 



Charadrius wagleri, J. E. Gray & Hardw. 111. Ind. Zool. pi. 50 (1835). 



Vanellus keptuschka (Lep.), Temm. Man. d'Orn. iv. p. 360 (1840). 



Vanellus coronatus, Riipp. Syst. Uebers. no. 403 (1845, nee Linn.). 



Vanellus gregarius (Pall.), C. L. Brehm, Vogelfang, p. 285 (1855). 



Vanellus pallidus, Heugl. Syst. Uebers. Vog. N.O.-Afr. p. 55. no. 566 (1855). 



Charadrius ventralis, Jerdon, Cat. no. 366, and B. of India, ii. p. 644 (1863, nee Wagl.). 



Pigalitza Keptushka, Russian. 



Figures notabiles. 

 Fritsch, Vog. Eur. taf. 33. fig. 11 ; Gould, B. of Eur. pi. 292 ; Bonaparte, I. c. 



3 ad. ptil. cest. vertice coracino-nigro : fronte striaque superciliari ad nucham ducta, albis : loris cum stria per 

 et infra oculum nigris : collo postico delicate cinereo : dorso, secundariis intimis cum tectricibus alarum 

 majoribus et medianis et uropygio cinereis brunneo tinctis, his saturatioribus : remigibus primariis cum 

 tectricibus primariorum primi ordinis coracino-nigris, secundariis cum tectricibus alarum majoribus 

 (secundariis intimis exceptis) niveis : supracaudalibus et rectricibus duabus extimis utrinque albis, 

 rectricibus reliquis albis fascia magna, subapicali notatis : mento cum gula albis : genis, regione parotica, 

 juguloque delicate rufescenti-isabellinis : pectore saturate cinereo, in parte ima nigricante, et area 

 magna abdominali nigerrima, postice lsete castaneo-rufa : hypochondriis (parte superiore excepta) , 

 axdlaribus, subalaribus, crisso et subcaudalibus niveis : rostro pedibusque nigris, iride fusca. 



? ad. mari similis sed paullo sordidior, pileo vix brunneo tincto. 



Juv. vertice sordide nigra, albido notato : fronte et stria, superciliari flavicanti-cerviDis nee albis : corpore supra 

 grisescenti-brunneo, plumis fere omnibus flavicante cervino marginatis aut apicatis : alis et cauda ut in 

 adulto picturatis : stria oculari nulla, sed loris, mento et gula, albis : colli lateribus et pectore albidis, 

 nigro-fusco striatis et notatis et vix cervino lavatis : corpore reliquo subtus albus. 



Adult Male in summer (Volga, April) . Crown, space from the base of the bill to the eye, and a narrow 

 streak behind the eye, jet-black, forehead and a broad streak extending over the eye and meeting the 

 corresponding one from the other side on the nape pure white ; hind neck pale ashy grey ; back ashy 

 grey, darker than the neck, and with a faint brownish tinge ; primaries and the outer primary coverts 

 glossy jet-black ; secondaries and larger wing-coverts pure white, except the elongated inner secondaries, 

 scapulars, and the median and lesser wing-coverts, which are dull ashy grey with a brownish tinge ; 



G2 



