rODAGER. ErKOSTOPUS. 59 



The eggs of the Nacunda Nightjar taken bj'Mr. Aplin are almost 

 perfectly elliptical in shape and possess a considerable amount of 

 gloss. They are of a pinkish cream-colour, thickly speckled, blotched 

 and mottled with reddish brown and with faint underlying lavender- 

 grey. They measure respectively : 1-43 by '99 ; 1"39 by 1-01, 



A third specimen resembles the above and measures 1'45 by '97. 



2. Uruguay. O. V. Aplin, Esq. [P.]. 



1. Brazil, i6th Oct. {Dalijkish Coll.). Crowley Bequest. 



Genus EUROSTOPUS, Gould. 



Eurostopus albigularis ( Tig. ^ Horsf.). 



Eurostopodus albigularis, Gould, Ilandb. Birds Austr. i. p. 96 (18C.j) ; 



Eainsmj, P. Z. S. 1875, p. 113; Aort/i, J\"ests & Eijys Austr. Birds, 



p. 28, pi. xi. fig. 3 (1889). 

 Eurostopus albigularis, Hartert, Cat. Birds B. M. xvi. p. 607 (1892) ; 



Nehrk. Kat. Eiersamml. p. 157 (1899) ; Sharpe, Hand-l. ii. p. 80 



(1900) ; Cumphell, Nests Sf Eggs Austr. Birds, ii. p. 535 (1901). 



The egg of the White-throated Nightjar in the Collection is 

 perfectly elliptical in shape and moderately glossy. It is of a rich 

 cream -colour, sjiaringly spotted with dark purplish brown and 

 underlying deep lavender-grey. It measures 1-6 by 1*1. 



1. Tavlor Range, Queensland, Crowley Bequest. 



11th Nov. 



Eurostopus argus, Hartert. 



Capriraulgus guttatus, Thien. Eorfpjianz. yes. Tog. tab. xlii. fig. 21 (1845- 



54) ; Koenig-Wurth. J.f. O. 1868, p. 377. 

 Eurostopodus guttatus, Gould, Ilandb. B. Austr. i, p. 98 (1865) ; Rumsag, 



P. Z. S. 1875, pp. 113, 581 ; CamphL'U, Nests 4* Eggs Austr. Birds, 



p. 6, pi. i. fig. 49 (1883) ; North, Nests <Sf Eggs Austr. Birds, p. 27, 



pi. xi. fig. 2 (1889). 

 Eurostcipus argus, Hartert, Cat. Birds B. M. xvi. p. 608 (1892) ; Eobinson 



cS- Laverock, Ibis, 1900, p. 637 ; .Sliarpe, Hand-l. ii. p. 81 (1900). 

 Eurostopus guttatus, Camp)bell, Nests ^' Eggs Austr. Birds, ii. p. 536, 



pi. 16 (1901). 



An egg of the Spotted Nightjar in the Collection is of a broad oval 

 shape, another is elliptical. Both are almost devoid of gloss. They 

 are of a greyish-green colour, sparingly marked wdth well-defined 

 specks and spots of deep purplish brown. They measure respectively : 

 1-3 by 1-01 ; 1-34 by -93. 



A third specimen is elliptical in shape and slightly glossy. It is 

 rather paler in ground-colour and is spotted with deep purplish 

 brown and underlying lavender-grey. It measures 1'34 by -97. 



1. Dawson River, Queensland, 16th Oct. Crowley Bequest. 



{North Coll.). 

 1, Reed-beds, Adelaide, Australia Gould Coll. 



{S. White). 

 1. NewSouth Wales. Gould Coll. 



