Compendium der ueu beschriebenen Gattungen und Arten. 221 



Kopfplatte nicht schwarz, sondern schwarzbraun und schon am 

 Nacken endigend, ohne sich auf den Hinterhals auszudehnen; der 

 schwarze Kehlfleck mangelt gänzlich. 



Hab.: Kaukasus. 



7i. Polio-ptila calif orntca. 



W. Brewster, Bull. Nutt. Orn. Club Vol. VI No. 2 April 1881 

 p. 103. 



Ch. Sp. Similis P. phmibea ; sed colore in toto , praesertim 

 subtuS; multo nigriori; tectricibus caudae inferioribus ac abdomine 

 fulvis; limbo albo in rectricibus restrictiori ; rostro tarsisque longio- 

 ribus ac gracilioribus. 



$ : Similar to the S but with the crown deep plumbeous ; the 

 abdomen and crissum pale chestnut; the external webs of second 

 pair of rectrices margined with white. Length 4,50; extend 6,10; 

 wing 1,84; tail 1,80; tarsus 0,73; bill (culmen) 0,50; from nos- 

 tril. 0;30. 



Farn. LIOTRICHIDAE. 



72. Cistjiothorus brunneiceps. 

 Salvin, Ibis 1881 p. 129 pl. III fig. 1. 



Supra fulvescenti-brunneus , capite summo, cervice postica et 

 uropygio unicoloribus, interscapulii plumis nigris sordido albo media- 

 liter vittatis, alis extus et cauda distincte nigro transfasciatis, 

 superciliis et hypochondriis fulvis, genis nigro irroratis; subtus 

 medialiter sordide albus ; rostro corneo, mandibulae basi et pedibus 

 carneis. Lg. tot. 4,5; al. 1,85; caud. 1,8; rostri a rictu 0,6; 

 tarsi 0,8. 



Hab.: Sical, Ecuador (Buckley). 



73. Microcerculus taeniatus. 

 Salvin, Ibis 1881 No. 1 p. 130 pl. III fig. 2. 



Supra brunneus fere unicolor, alis et cauda quoque nigricanti- 

 brunneis immaculatis , illis tarnen vix pallidiore brunneo limbatis; 

 subtus omnino taeniatus, plumis singulis fusco-nigro et albo late 

 transfasciatis, hypochondriis imis brunneis vix nigro transvittatis, 

 rostro corneo, mandibulae basi albicante, pedibus fusco-plumbeis. 

 Long tota 4,0; al. 2,3; caud. 0,9; rostri a rictu 1,0; tarsi 0,9. 



Hab.: in montibus „Baizar" aequat. occident. 



Obs.: Species M. lusciniae et M. albigulari affinis sed fasciis 

 distinctis corporis inferioris facile distinguenda. 



74. Neomixis gen. nov. 



Sharp e, P. S. Z. 1881 No. 1 p. 195. 



Not distantly related to Mixomis, but easily distinguished 

 by the shape of the bill, which is conical and pointed, with a very 

 Sharp culminal ridge, and scarcely any perceptible rictal bristles. 



74a. Neomixis striatigula. 



Sharp e, 1. c. p. 195 pl. XIX. 



Ad. General colour above olive-green, rather more yellowish 

 olive on the head, lower back, and rump, the bind somewhat ashy ; 

 lesser and median wing-coverts like the back, the greater coverts 



