180 LIST OF BIRDS OF BORNEO. 
ORDER—ACCIPITRES. 
SUB-ORDER—FALCONES. 
FAMILY—FALCONIDZ. 
SUB-FAMILY—ACCIPITRIN/. 
GENUS—CIRCUS. 
405.—Circus spilonotus. 
Circus spilonotus, Sharpe, Ibis, 1876, p. 30. 
Sarawak (A. Hverett); Brunei (Ussher) ; Labuan (Trea- 
cher); Tampasuk Plains (Whitehead) ; Palawan (?) 
(Whitehead). 
This harrier is very abundant in the N. E. Monsoon 
on the marshy plains in the vicinity of the Papar 
and Tampasuk Rivers. It is a regular winter 
migrant to Borneo and probably to Palawan also. 
GENUS—ASTUR. 
406.—Astur soloénsis. 
Astur soloénsis, Sharpe, Cat. Birds Bi Me syepneunae 
Fase teenie 
Micronisus soloensis, Salvad., Ucc. Bor., p. 17. 
Lumbidan (Ussher) ; Kina Balu at 1,000 ft., Feb. 26, 
1887 (Whitehead) ; Banjarmasin (Mottley). 
407.—Astur trivisgatus. 
Astur trivisgatus, Salvad., Ucc. Bor., p. 17. 
Sibu, Sarawak (A. Hverett); Baram (Hose); Brunei 
(Treacher) ; Kina Balu Mt. (Whitehead); Telang 
(Grabowsky) ; S. Borneo (8S. Miller) ; Taguso 
(Whitehead) ; P. Princesa (Platen). 
GENUS—ACCIPITER. 
408.—Accipiter virgatus. 
Accipiter virgatus, Salvad., Ucc. Bor., p. 17. 
Sibu, Sarawak (A. Hverett) ; Kina Balu Mt. at 1,000 
ft. (Whitehead); Banjarmasin (Mottley). 
