382 Prof. Menzbier on new or little-known 



narrow buffisli line at the base of the upper mandible ; an 

 indistinctly marked line of huffish white over the eye ; ear- 

 coverts brownish ; the tail-feathers coloured as in the male, 

 but the feathers of the outer pair white, with brown shafts 

 and patch on the basal half ; quills blackish brown, with a 

 less-developed white patch on the base of the primaries com- 

 pared with the male ; secondaries tipped with white ; primary- 

 coverts blackish brown, tipped with whitish ; the greater 

 and median coverts blackish brown, edged with tawny brown ; 

 underparts as in the male, but axillaries white tinged with 

 vinaceous. Bill horn-brown, paler at base ; feet black. 



Young female. More rufous, with distinctly marked vermi- 

 culations on the sides of the neck and throat, as well as on 

 the upper and under tail-coverts, and less developed white 

 colour on the tail-feathers. 



The nestling-plumage of L. mollis is unknown, 



I proceed to give a description of a new species of small 

 Shrike, which I name, from the coloration of its tail, 



Lanius dichrourus, sp. n. 

 Supra obscure cinereus, dorsobrunnescentelavato; alisfusco- 

 atris,primariis speculo albo,vix conspicuo,ornatis; subtus 

 ex rosacescente pallide ochracescens ; cauda maris adulti 

 Lanii collurionis, auct., caudse simili, sed colore nigro 

 magis expanso. Cauda 3*4 poll., ulna 3*75, rostrum 0*75, 

 tarsus 0*9. 

 Hab. in vicinitate lacus Nor-Zaissan, fl. Kenderlik. 

 Adult male. General colour above dark smoky grey, tinged 

 with brownish on the back ; rump and upper tail-coverts paler ; 

 a narrow frontal band, feathers round the eye, and the ear- 

 coverts black ; an indistinct whitish superciliary and frontal 

 band above the black ; the lesser wing-coverts greyish brown ; 

 the middle and greater wing-coverts and the quills black- 

 brown ; the secondaries narrowly margined with buff ; alar 

 speculum nearly obsolete. The tail coloured like that of 

 L. collurio, but the predominating colour black ; central pair 

 of tail-feathers black; the outer pair black, with the basal 

 half of the inner web white, broadly margined with huffish 

 on the outer web and on the terminal half of the inner web ; 



