Order PASSERIFORMES. 
No. 39. 
Family CIIACTICIDM. 
STREPERA GRACULINA. 
(CRISSALIS.) 
LORD HOWE ISLAND CRO W SHRIKE. 
(Plate 29.) 
Strepera Lesson, Traite d’Ornith., livr. V., p. 329, Dec. 1830. Type (by tautonymy): Coracias 
strepera=Corvus graculina White. 
Coronica Gould, Synops. Birds Austr. and Adj. Isl., pt. i., pi. 5, Jan. 1st, 1837. Type (by 
subsequent designation, Selby, Cat. Gen. and Subgen. Types Aves., p. 16, 1840): Coronica 
fuliginosa Gould. 
Neostrepera Mathews, Austral. Av. Rec., Vol. I., pt. 8, p. 196, March 20th, 1913. Type (by 
original designation) : Strepera arguta Gould. 
Corvtjs gracelines White, Journ. Voyage New South Wales, p. 251 and pi., before Aug. 1790: 
Sydney, New South Wales (fig. Gould, Birds Austr., Vol. II., pi. 42 (pt. xv.), June 1st, 
1844; Mathews, Birds Austr., Vol. X., pt. 6, pi. 488, June 5th, 1923. 
Strepera crissalis Sharpe, Cat. Birds Brit. Mus. Vol. III., p. 58, pi. 2, 1877 (pref. June). 
Strepera graculina crissalis Mathews, Nov. Zool., Vol. XVJII., p. 451, Jan. 1912; id., List 
Birds Austr., p. 325, Dec. 1913. 
Distribution. Lord Howe Island. 
Adult male. Crown of head, occiput, nape, hind neck and mantle black, slightly glossed with steel- 
blue, all the shafts of the feathers glistening black, rump and upper tail-coverts duller ; first 
and second primary-quills uniform black, remaining primaries black with the basal 
third pure white ; tail-feathers black, broadly tipped with white and with the basal 
two-thirds white ; throat, sides of neck, fore-neck, chest and breast black, with the shafts 
glistening black ; abdomen, sides of body, flanks and thighs black tinged with dark 
grey; under tail-coverts white; under wing-coverts and axillaries like the chest. 
Bill black; feet black; iris orange. Total length 520 mm.; culmen62; wing 254; tail 203; 
tarsus 55. Collected at Little Slope, Lord Howe Island, on the 24th of March, 1914. 
Sexes are alike. 
Eggs. Clutches of 3 eggs each were found on the 22nd, 24th and 25th of October, one of two on the 
28th of October, 1913. The eggs are typical Strepera egg3. They have a somewhat thin 
shell and are only faintly glossy. The ground-colour varies from pale drab to raw umber or 
almost rufous, spotted and splashed with greyish umber and brown, sometimes faintly. 
They measure : 41-8 X 31-5, 4L8 X 305, 425 X 31; 39T X 28'7, 40 X 28‘5 ; 42'7 X 30. 
39-1 X 30, 44 X 29-7 ; 425 X 29‘5, 40 X 29, 42‘7 X 29 ; 42'7 X 3P7 mm. 
Breeding-season. October. 
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