Table 3* Ectoparasite collections made on McKean Island, 30 April-1 May 1966. 
Berlese Samples 
Species No. Samples 
Audubon’s Shearwater 3 
White-throated Storm Petrel 3 
Blue-faced Booby * 4 
Lesser Frigatebird 13 
23 
Live Ticks 
Between 1000 and 1200 Ornithodoros adults and nymphs in all stages of develop¬ 
ment were collected from beneath large rocks. One larval tick collected from 
flannel cloth drag. 
Chiggers 
Several larval trombiculids were collected with flannel cloth drag. No adults 
were noted during tick collecting. 
Besides routine examination of birds handled during banding, etc., 10 Great 
Frigatebirds and 2 Blue-faced Boobies were checked for ectoparasites--all 
negative. 
