12 BUBONIDJE. 



tolerably well indicated on the outer feathers, but everywhere 

 obscured with blackish vermiculations ; upper tail- coverts resem- 

 bling the back, and vermiculated in the same manner ; tail blackish, 

 tipped with pale tawny, shading off into fulvous on the apical 

 margin, the two centre feathers blackish, only irregularly mottled 

 with tawny near the shaft and on the margins, clearer at tip, the 

 other feathers crossed with tawny bars not strictly conterminous, of 

 which about four can bo counted without including the pale terminal 

 bar ; lores whitish, as also the fore part of the cheeks, all the 

 feathers with narrow blackish shaft-lines ; ear-coverts and sides of 

 face tawny like the head, with the same blackish shaft-stripes, the 

 bases to the feathers silvery white ; under surface tawny buff, 

 broadly streaked with black, these streaks linear near the base and 

 dilating towards the tips, all the feathers more or less white at base 

 and on their margins, giving a very whitish appearance to the chest, 

 which disappears on the abdomen, only a few of the feathers of 

 which are laterally whitish ; vent and under tail-coverts tawny 

 buff, only a few plumes mesially streaked with black ; under wing- 

 coverts tawny buff, most of the feathers whitish at base, some of the 

 outer ones with a few tiny marks of brown, the lower series blackish, 

 fulvous at base, and thus resembling the inner lining of the wing, 

 which is blackish, barred with fulvous on the inner web ; bill horn- 

 colour, yellowish at base of both mandibles ; legs yellowish, claws 

 dark horn. Total length 17 inches, culmen 1*8, wing 13, tail 8, 

 tarsus 2*2. 



Hab. Interior of Gaboon. 



a. Ad. sk. Lope, Oyow6 River, Gaboon. MM. Marche and De Com- 



piegne [C.]. Type of 

 species. 



3. BUBO*. ,^ 



Type. 



Bubo, Cuv. E^gne An. 1817, p. 331 B. maximus. 



Bubotus, Rqfinesque {teste G. R. Gray) B. maximus. 



Ascalaphia, Geofr. St.-Hilaire, 1830 (teste G. JR. 



Gray) B. ascalaphus. 



Huhua, Hodgs. As. Research, xix. p. 173 (1836). . . . B. nipalensis. 

 Heliaptex, Sivains. Classif. B. ii. p. 217 (1837) .... B. arcticus. 



Urrua, Hodgs. J. A. S. B. vi. p. 372 (1837) B. bengalensis. 



Etoglaiix (pro Huliua), Hodgs. J. A. S. B. x. p. 28 



(1841) B. nipalensis. 



Mesomorpha (pj-o Urrua), Hodgs. /. c. p. 28 B. bengalensis. 



Aibryas, Gluqer, Handb. Naturf. p. 223 (1842) .... B. arcticus. 



Nyctaetus, Gloger, I. c. p. 228 (1842) B. lacteus. 



Pseudoptynx, Kaup, Isis, 1848, p. 770 B. philippensis. 



Megaptynx, Bp. Rev. et Mag. de Zool. 1854, p. 543. . B. mageUanicus. 



Pachj-ptj-nx, Bp. I. c. p. 542 B. lacteus. 



Nisuella, Bp. I. c. p. 542 B. maculosus. 



Ptiloskelos, Tickell, J. A. S, B. xxviii. p. 448 (1859) B. nipalensis. 



Range. The entire New World ; the whole of the Old World, ex- 

 cepting the Moluccas, Australia, and Oceania. 



* Cf. Sharpe, ' Ibis,' 1875, p. 327. 



