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Show 618 MR, R. B. SHARPE ON THE [Nov. 17, Compared with C. rufula, the measurements are as follows:- Wing. culm. tarsus. in. in. in. C. rufula 6" 3*3-3*5 0*85 10-P1 C garrula tf 3*3-3*7 0*8 -0*9 1*1-1*35 C. rufula 2 3*0-3*25 07 -0'75 1*0 C. garrula 2 3*0-3*25 0*65-0*7 1*0-1*1 The measurements of the two species, therefore, are not so very different, and they can only be separated by the colour. This seems to be very constant; and as I have the species before me in all plumages, I reiterate the distinctness of these two Larks. Hab. "The northern parts of the colony" (Smith) ; Colesberg (Ortlepp); Port Elizabeth (Ortlepp) ; Natal (Wahlberg). Specimens examined. a, S ad. South Africa (Sir A. Smith, type of species), b, 2 ad. South Africa (Sir A. Smith), c, <$ ad. South Africa. E mus. R. B. S.::-a, 2 ad. Colesberg (Ortlepp). b, c, <$. Port Elizabeth, June 5 and August 30, 1869 (Ortlepp). d, 6" ad. Interior of Natal, M a y 9, 1842 (Wahlberg). 3. CERTHILAUDA RUFULA. Anthus rufulus, Vieill. N. Diet. xxvi. p. 494 (1818); id. Gal. Ois. ii. pi. clxi. (1825) ; Bp. C. R. xxxviii. p. 65 (1854). Certhilauda albofasciata, Lafr. Mag. de Zool. 1836, Ois. pi. 58; Gray, Gen. B. ii. p. 383 (1844). Alamon albofasciata, Licht. Nomencl. p. 39 (1854). Certhilauda garrula, Ayres, Ibis, 1869, p. 295 et 1871, p. 268. Certhilauda rufula, Sharpe, Cat. Afr. B. p. 71 (1871); Gurney inAnderss. B. Dam. Ld. p. 201 (1872). Adult male. Above bright sandy rufous, with narrow and indistinct brown centres to the feathers, many of which are also margined with buffy white in a more or less conspicuous manner ; the head of the same rufous as the back, with slight fulvous margins and small dark brown centres to the feathers ; lores and a very indistinct eyebrow buffy white; ear-coverts uniform bright sandy rufous ; cheeks buffy white, with a few tiny spots of brown ; quills sandy brown, with white margins to the feathers, which are all dark brown in the centre, the greater coverts externally inclining to greyish ; quills ashy brown, the primaries tipped with whitish, the secondaries darker, externally margined with sandy rufous inclining to buffy white towards the tips of the feathers ; rump and upper tail-coverts nearly uniform rufous, the long plumes of the latter dark brown in the centre and narrowly tipped with whitish; tail blackish, with a large spot of white at the tip of all the feathers except the two centre ones, which are rufous, more or less marked down the centre with greyish brown, all the feathers more or less rufous towards the base, this colour sometimes extending for half the feather ; the external |
