392 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Malacoptila panamensis (not of Lafresnaye) Boucard, Proc. Zool. Soc. Lond., 

 1878, 47 (San Carlos, Costa Rica). — Zeledon, Anal. Mus. Nac. C. R., i, 1887, 

 119, part (Guaitil, Angostura, and Jimenez, Costa Rica). — Sclater, Cat. 

 Birds Brit. Mus., xix, 1891, 196, part (Tucurriqui and Peje, Costa Rica). — 

 Richmond, Proc. U. S. Nat. Mus., xvi, 1893, 512 (Rio Escondido, Nica- 

 ragua). — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1896, 516, part 

 (Guaitil, Angostura, Pacuare, Jimenez, Peje, and San Carlos, Costa Rica). — 

 (?)Underwood, Ibis, 1896, 444 (Volcan de Miravalles, Costa Rica). 



Malacoptila costaricensis (not of Cabanis) Feantzius, Journ. fiir Om., 1869, 312, 

 part (Pacuare, Costa Rica). 



[Malacoptila panamensis] a. Var. costaricensis Sclater, Cat. Am. Birds, xix, 

 1891, 196, part (Tucurriqui and Peje, Costa Rica). 



(?) Malacoptila fuliginosa Richmond, Proc. U. S. Nat. Mus., xvi, no. 947, Oct. 4, 

 1893, 512, in text (Rio Escondido, e. Nicaragua; coll. U. S. Nat. Mus.; ex 

 Ridgway, manuscript).* 



[ Malacoptila] fuliginosa Sharpe, Hand-list, ii, 1900, 198. 



Genus MONASA Vieillot. 



Monasa & Vieillot, Analyse, 1816, 27. (Type, Coupon noir de Cayenne Buffon= 



Cuculus tranquillus Gmelin=C niger Mtiller.) 

 Monassa (emendation) Swainson, Classif. Birds, ii, 1837, 334. 

 Monastes (emendation) Nitzsch, Pterylographie, 1840, 135. 

 Monasta (emendation) Cabanis, in Wiegmann's Archiv fiir Naturg., xiii, pt. 1, 



1847, 347.— Cabanis and Heine, Mus. Hein., iv, heft i, 1863, 126. 

 Monaca (emendation) Temminck, PI. Col., iii, 1825, text to pi. 323, fig. 2. 

 Monacha (not of Fitzinger, 1833, nor Swainson, 1837) Sclater, Proc. Zool. Soc. 



Lond., June 21, 1881, 777 (emendation). 

 Monadon '^ {not Monodon Linnseus, Cuvier, Schweigg, or Gervais) "Vieillot," 



Stephens, Shaw's Gen. Zool., ix, pt. 1, 1815 (1816?), 42. (Type, Bucco dn- 



ereus Gmelin.) 

 Lypornix Wagler, Syst. Av., 1827, 159 [by count]. (Type, Cuculus tranquillas 



Gmelin=C. niger Miiller.) 

 Scotocharis Glogee, in Froriep's Notizen, xvi, 1827, 277. (Type, Cuculus niger 



Miiller.) 

 (?) 5ar6acou <^VoiGT, Thierreich, i, 1831, 703. (Type, ?; species mentioned 



are Monasa tranquilla Vieillot, Bucco tenebrosus Lichtenstein, Cuculus 

 rufalbinus Temminick, and Monasa per sonata Vieillot.) 



Large Buccorddse Gength about 230-280 mm.) with decurved, 

 yellow, orange, or red bill and plain slate colored or blackish coloration, 

 the forehead and chin sometimes whitish or fulvous, the smaller 

 wing-coverts sometimes partly white. 



Bill about as long as head or a little shorter, much deeper than 

 broad at nostrils, tapering rather rapidly (in lateral profile) toward 

 tip, which is distinctly though not strongly decurved ; culmen straight, 

 or nearly so, for basal half or more, strongly but not abruptly de- 



o The type of M. fuliginosa remains unique in its very dark, sooty coloration, no 

 other specimen among the several hundred Central American examples examined 

 closely approaching it in this respect. 



b "iiovaaijc, qui solus vivit. " (Vieillot.) 



c Mbvoc, single; ddihv, a tooth. (Richmond.) 



d From Barbu-f Coucou. (Richmond.) 



