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Show 826 THE MARQUIS OF TWEEDDALE ON [Dec. 4, sixth primaries edged albescent. An old Surigao male has the ventral region, and under tail-coverts pale rufous, and most of the upper tail-coverts as in P. panini, otherwise as in typical P. affinis. In a Butuan and a Surigao male the middle pair of rectrices, with tbe exception of the basal black band, are rufous throughout, the normal black terminal band being only indicated by black blotches. The new rectrices are pale fulvous white instead of ferruginous when they first come in. The number of grooves on the mandible varies from three to four. The extreme altitude of the bill, ending at the nostril, is 1*06, whereas in P. panini it is 1*37. 30. ARTAMUS LEUCORHYNUS (73). [Mouth of Butuan river, $, May ; b. Surigao, cf, May.] 31. GRAUCALUS STRIATUS (74). [a, Placer, J, July. Iris light Naples yellow. b, cf, July. Iris dirty brownish white.] The north Mindanao individuals have the wing somewhat shorter than typical examples. The example b is in first plumage, with the whole under surface barred with black. The others (a) have only the under surface, commencing with the lower breast, banded with black. 32. LALAGE DOMINICA (76). [Butuan, cf, May. b. d, June.] 33. DICRURUS STRIATUS. Dicrurus striatus, Tweeddale, anted, p. 545. no. 20. [Butuan, cf $, May. Iris crimson; bill steel-black. b. Surigao, cf, May. e. May, 2 juv. Iris brown.] Sexes alike. The young female (c) lias the breast uniform black ; no traces of metallic striation. 34. LEUCOCERCA NIGRITORQUIS (83). [Surigao, 2, June.] 35. CYORNIS PHILIPPINENSIS. Cyornis philippinensis, Sharpe, Tr. L. S. ser. 2, Zool. i. p. 325. [Butuan, cf 2 > May.] The North-Mindanao examples agree best with those from Luzon (Monte Alban). In dimensions they are equal. 36. HYPOTHYMIS AZUREA (85). [Butuan, $,May; Placer, cf, $, July.] 37. BRODERIPUS ACRORHYNCHUS (90). Oriolus chinensis, Linn., apud Sharpe, Cat. B. Mus. iii. p. 203, nee Lin. [Butuan, cf 2 > May ; b. Surigao, cf 2 > June.] |