139 



PETROCOSSYPHUS CYANUS. 



(BLUE ROCK-THRUSH.) 



Turdus cyanus, Linn. Syst. Nat. i. p. 296 (1766). 



Turdus solitarius, Lath. Ind. Orn. i. p. 345 (1790, nee Mull.). 



Monticola cyanus, Boie, Isis, 1822, p. 552. 



Sylvia solitaria, Savi, Orn. Tosc. p. 217 (1827). 



Petrocossyphus cyaneus, Boie, Isis, 1828, p. 319. 



Petrocincla cyana, Keys. & Bias. Wirbelth. Eur. p. 50 (1840). 



Turdus azureus, Crespon, Faun. Merid. p. 179 (1844). 



Petrocincla longirostris, Blyth, J. A. S. B. xvi. p. 150 (1847). 



Petrocincla cyanea, Degl. & Gerbe, Orn. Europ. i. p. 448 (1867). 



Blaumerle, German ; Passere, Passera solitaria, Italian ; Passeru solitariu, Merru o Mierru 

 di rocca, Solitariu di rocca, Sicilian (Doderlein) ; Mirlo di roca, solitario, Spanish (Irly) ; 

 Solitario, Portuguese ; Merit, or Ciccu di Diu, Maltese (C. A. Wright). 



Figurce notabiles. 



Naum. Vog. Deutschl. ii. Taf. 72; Gould, B. of Eur. ii. pi. 87; Bree, B. of Eur. i. p. 199; 

 Bettoni, Ucc. di Lomb. tav. 22. 



3 tsstiv. saturate cyaneus, pileo guttureque conspicue lsetioribus, dorso paullulum nigro adumbrato : tectricibus 

 alarum fere dorso concoloribus, majoribus magis brunneseentibus, angustissinie albido terrninatis : 

 remigibus nigricanti-brunneis, vix cyaneo lavatis : cauda unicolori nigricanti-brunnea, : subtus saturate 

 cyaneus : rostro et pedibus nigris : iride brunnea. 



cj Mem. similis ptilosi sestivse, sed ubique saturatio'r, plumis brunnescente margiuatis. 



$ hornot. cyaneus, plumis pallide cineraceis varius : tectricibus alarum et remigibus albo terminatis. 



5 ad. mari similis. 



5 jun. supra cinerascenti-brunnea, plumis dorsalibus indistincte albido limbatis : dorso postico cyanescente, 

 tectricibus supracaudalibus albido marginatis : subtus fulvescens, vix rufescens, plumis gutturis et 

 pectoris superioris brunneo marginatis : abdomine magis albicanti-fulvo, brunneo anguste transnotato : 

 subcaudalibus potiiis rufescenti medialiter striatis. 



Adult male in spring plumage. General colour dull blue, the entire head and chest glossed with silvery blue, 

 giving a somewhat hoary appearance; wing-coverts and quills brownisb, glossed with dull blue, with 

 obsolete whitish edgings ; tail glossy brownish black ; under surface of the body dull blue, of the same 

 colour as the back, with obsolete white edgings to the feathers of the abdomen and under tail- coverts ; 

 bill and feet black; iris brown. Total length 8'5 inches, culmen l - 0, wing 4 - 9, tail 4 - 4, tarsus 115. 



