MATHEWS — Birds of North and North-West Australia. Ill 



No. 338— Female. Length, 10.3 inches (30/7/06). 

 No. 339.— Female. Length, 10.1 inches (30/7/06). 



No, 515— Female. Length, 10 inches (5/11/86). 



They are wonderfully quick, and seem to dive at the flash 

 of the gun. as one often hits the very spot where they were. 

 They show very little of the body when swimming, and often 

 sink bodily, gradually, and not in any way disturbing the 

 water, but without any of the splash or kick-up which is gene- 

 ral when they dive. 



45. Gelochelidon nilotica macrotarsa. Gull-billed Tern. 



Sterna macrotarsa (Gould). Synops., Birds Austr., Pt. ii., 

 pi. 37. 1837, Victoria. 



No. 204— Male. Length, 16.9 inches (28/6/86). 



Irides, dark brown; bill and feet, black. 



This bird had several grasshoppers in its stomach. 



48. Sternula albifrons tormenti. Western White-shafted 

 Ternlet. 



Sterna sinensis tormenti (Mathews). Nov. Zool., Vol. XVIII., 

 p. 210, 1912. Point Torment. 



No. 127— Female. Length, 10.9 inches (14/6/86). 



No. 178— Female. Length 9 inches (24/6/86). 



55. Erythrogonys cinctus mixtus. Western Red-kneed 

 Dotterel. 



Erythror/onys cinctus mixtus (Mathews). Nov. Zool., Vol. 

 XVIII. , p. 215,' 1912. Parry's Greek, North-west Australia. 

 No. 119 — Immature. Length, 7.4 inches. 

 No. 120 — Female. Length, 7.5 inches. 



No. 121 — Female. Length, 7.5 inches. 



Irides, dark brown; bill, black; base of lower mandible, 

 reddish flesh colour; tibia and knee, flesh colour; tarsus and 

 feet, bluish grey. 



No. 122— Male. Length, 7.5 inches (12/6/86). 



No. 177— Male. Length, 7.4 inches (24/6/86). 



No. 300— Male. Length, 7.8 inches (10/9/86). 



Bill, black, with basal two-thirds of lower mandible rose 

 pink, of which colour there is a line in front of the nostrils 

 on the upper mandible; tibia, and tarsal joints, rose pink; tarsi 

 and feet, bluish lead. 



