Requested reference
Tong, Y. F. & Li, S. Q. (2010a). The goblin spiders of the genus Opopaea (Araneae, Oonopidae) in Hainan Island, China. Zootaxa 2327: 23-43. doi:10.11646/zootaxa.2327.1.2 
-- Show included taxa
Tong, Y. F. & Li, S. Q. (2010a). The goblin spiders of the genus Opopaea (Araneae, Oonopidae) in Hainan Island, China. Zootaxa 2327: 23-43. doi:10.11646/zootaxa.2327.1.2 -- Show included taxa