223 



SAXICOLA PHILOTHAMNA. 



(TRISTRAM'S CHAT.) 



Saxicola philothamna, Tristram, Ibis, vol. i. p. 58 (1859). 



Dromolcea chrysopygia' 1 ., De Fil. Archiv. per la Zool. vol. ii. p. 301 (1862). 



Figura unica. 

 Tristram, Ibis, 1857, pi. 9. 



J mstiv. pileo albo, vertice vix arenario, dorso brunnescenti-nigro : dorso imo, uropygio et supracaudalibus 

 fulvescenti-albis, his imis vix rufescentibus : tectricibus alarum brunnescenti-nigris, minimis albido, 

 majoribus fulvescenti-albo limbatis : remigibus pallide brunneis, extus fulvescente albo limbatis : rec- 

 tricibus brunneis, ad basin rufis : loris, facie et collo lateralibus gulaque tota nigris : corpore reliquo 

 subtus lactescenti-albo, subcaudalibus fulvescentibus : subalaribus et axillaribus nigris, exterioribus 

 fulvescenti-albis : rostro et pedibus nigricantibus : iride brunnea. 



6 Mem. similis ptilosse sestivse sed obscurior, plumis fulvido latius marginatis : dorso einereo lavato, uropygio 

 et supracaudalibus lsete cervinis : subtus fulvescenti-albus, guise et faciei lateralis nigredine albido 

 marginata. 



2 omnino diversa : supra ltete arenario-cinnamomea, dorso superiore et scapularibus ciuerascentibus : uropygio 

 pallide fulvescenti-cinnamomeo : tectricibus alarum brunneis, minimis et medianis fulvo, majoribus 

 rufescente limbatis : remigibus brunneis extus late fulvescente limbatis : cauda ut in mari colorata : 

 subtus sordide fulvescens, pectore et subcaudalibus cinnamomeo lavatis. 



Adult Male, summer (Algeria) . Top of the head and nape white, on the crown washed with dirty grey ; 

 back black, towards the rump shaded off with grey ; rump and upper tail-coverts white, shaded with 

 pale rufous ; basal half of the tail bright rufous, the remainder dark blackish brown ; quills dull brown, 

 washed with lighter brown on the outer web ; secondaries slightly tipped with dirty white ; wing-coverts 

 darker brown than the quills, edged and tipped with dirty white ; lores, throat, sides of the head and 

 neck jet-black, this colour being extended to the sides of the breast; rest of the underparts white; 

 under tail-coverts washed with pale rufous; under wing-coverts black, broadly margined with white ; 

 beak and legs blackish brown ; iris brown. Total length 7 - inches, culmen G"8, wing 3 - 8, tail 2 - 9, 

 tarsus 1'2. 



Adult Male, winter (Ai'n el Ibel, November 8th, 1856. Canon Tristram's type specimen) . Upper part of the 

 head and nape dull brownish grey instead of white, as in the summer plumage ; a distinct white super- 

 ciliary line over the eye to the nape; back much duller in colour, and washed with grey; rump and 

 upper tail-coverts buffy white, washed with rufous ; secondary quills and wing-coverts with broad 

 whitish margins, the former washed with rufous ; underparts as in the summer plumage. 



Obs. Another male, also in Canon Tristram's collection, shot nearly a month later than the above, has the 

 head and rump much lighter and back darker, and is about intermediate between that bird and Loche's 



2e 



