124 Ant. Reichenow: Bericht über die Leistungen in der 



Familie Anabatidae. 



Picolaptes rikeri n. sp. von Santarem , unterer Amazonenstrom ; 

 R. Ridgway, Proc. U. St. Nat. Mus. 9. pag. 523. 



Xenerpestes n. g. Dendrocolaptidarum ; Rostro brevi, gracili, 

 conspicue deorsum curvato, basi latiore, dein subito angustato, maxillae 

 tomiis ad oris angulum projectis, tumidis, deute finali nullo. Narium 

 aperturis oblongis, pone rostri basin, lateralibus, membrana partim 

 obtectis nee plumosis. Tarsis brevibus fortibus, digitis brevissimis, 

 unguibus fortioribus, valde incurvis instructis. Digito externo interno 

 valde longiore. Trunci pennis quam in genere Synallaxidi firmioribus, 

 plumis in fronte rigidis setaceis, supra narium aperturas valde pro- 

 minentibus. Alis pro mole longioribus. Remigum primariorum 

 decem 2., 3., 4. longissimis, fere aequalibus; 2. = 7. secundariis multo 

 longioribus. Cauda modice gradata, rectricibus externis mediis circiter 

 15 mm brevioribus: rectricibus omnibus laxis, latitudine aequali, api- 

 cibus rotundatis nee acuminatis. Coloribus insolitis, sexibus similibus, 

 ptilosi aetatis juvenilis diversa. Typus: X minlosi n. sp. von Buca- 

 ramanga (Columbien); H. v. Berlepsch, Ibis (5) Vol. 4. pag. 54. T. 4. 



Familie Tyrannidae. 



Blacicus flaviventris n. sp. von Grenada, West -Indien, nahe 

 B. brunneicapHlus; G. N. Lawrence, Pr. Un. St. Nat. Mus. 9. pag. 617. 



Emjyidochanes fuscatus (Wied), Unterschiede von Empidochanes 

 fuseatus, fringillaris und oliva. E. vireoninus vermuthlich n. sp. 

 von Tobago; R. Ridgway, Ibis (5) Vol. 4. pag. 460—461. 



Empidonax, Unterschiede von Mitrephanes und Empidochanes, 

 Uebersicht der Arten des Genus: fulvifrons, rubicundus, pygmaeus, 

 alhigularis, hrunneus, griseipectus , pusillus, minimus, acadicus, diffi- 

 cilis, flaviventris, hairdi, salvini, flavescens, hammondi, obscurus, fulvi- 

 pectus, mit Angabe deren Verbreitung; Ibis (5) Vol. 4. pag. 461 — 468. 

 — E. salvini n. sp. von Guatemala; R. Ridgway. Ibis (5) Vol. 4. 

 pag. 459. 



Lawrencia n. g. Tyrannidarum : Wing very much rounded, the 

 first quill shortest, the second quill not longer than secondaries, and 

 fifth and sixth longest; longest primaries exceeding secondaries by 

 less than the distance from tip of second to that of longest quill; 

 distance from tip of first quill to that of the longest considerably 

 greater than the length of the tarsus. Tarsus long (about twice the 

 length of the exposed culmen), the posterior face, on both sides» 

 booted. Bill small, much depressed, triangulär, the lateral out lines 

 slightly concave; distinctly notched, the rictal bristles streng; length 

 of bin from nostril about equal to its width at base. Tail nearly as 

 long as the wing, slightly rounded. Color olive above, browner on 



