Expedition to the Zambesi River. 427 



]6'J. Bakbatula extoni Layard. 



Adult ? (near Zunibo). Total length (measured in the 

 Hesh) 4.'3 inches, wing 2'3. Bill black ; iris brown ; legs and 

 feet black. 



170. Trachyphoxus cafer (Vieill.). 



Common. Observed either singly or in pairs. In the 

 pairing-season, towards the end of November, the males were 

 to be heard constantly in the woods. The song, if it can be 

 called one, is uttered from the tops of tall trees, and consists 

 of a string of trilling notes that are at first given out very 

 softly, sounding somewhat ventriloquial, and remitul one 

 forcibly of those of the Grasshopper Warbler, then towards 

 the finish they become very loud and well-marked, exactly like 

 I he clicks of a mowing-machine. 



i71. Campothera smithi (Malh.). 



Not common. First met with near Zumbo. A female 

 obtained on November 23 had sexual organs in breeding 

 condition. 



Adult S • Total length (measured in the flesh) 7*43 inches, 

 Aving 4'5. Iris light claret-colour ; legs and feet brownish 

 green. 



172. Campothera benxetti (Smith). 



Scarce. Adult ? . (near Kafue river, Dec. 27). Total 

 length (measured in the flesh) 8*2 inches, wing 4*5, culmen 1, 

 tail 3*1. Iris reddish brown. 



173. Dendropicus cardinalis (Gm.). 



Common. Our specimens agree in measurements and 

 size with the Nyasaland birds from Zomba, Itawa, and 

 Songwe. 



The range of this species is from Cape Colony to the Rovuma 

 river and Songwe on the east, on the west through Great 

 Namaqualand, Damaraland, and in Angola north to the 

 Quanza river. 



174. Thripias xamaquus (Licht.). 



The common Woodpecker of the Zambesi region. 



When working the Avoods hardly a day passed without our 



