The Goblin Spiders of the Genus Opopaea (Araneae, Oonopidae) in Hainan Island, China Author Tong, Yanfeng Author Li, Shuqiang text Zootaxa 2010 2327 23 43 journal article 10.5281/zenodo.205793 0bad7e99-eb11-4203-b892-e30ebba96309 1175-5326 205793 Key to species of Opopaea of Hainan Island 1 Carapace with cone-shaped tubercles on posterior corners.......................................................................................... 2 - Carapace without cone-shaped tubercles on posterior corners..................................................................................... 5 2 Clypeus height about 2.5 times of ALE diameter ( Fig. 1K )......................................................................... O . cornuta - Clypeus height less than 1.5 times of ALE diameter ( Figs 1I , L ) ................................................................................ 3 3 Book lung covers medium sized ( Fig. 8E ); distal part of male palpal bulb with long medially bent embolus ( Figs 8A, B , 12A–H ); female with long, transparent, needle-like parmula ( Fig. 8G ) ............................................... O. vitrispina - Book lung covers very small ( Fig. 3D ); distal part of male palpal bulb without long medially bent embolus ( Figs 3A, B ); female without parmula ( Fig. 3F ) ........................................................................................................................... 4 4 Abdomen of male without strongly elevated and blackened area between posterior spiracles; female postgynal depression with small triangular shaped anterior edge ( Fig. 2G ) .............................................................. O. gibbifera - Abdomen of male with strongly elevated and blackened area between posterior spiracles ( Figs 1H, I , 3C ); female postgynal depression with large triangular shaped anterior edge ( Fig. 3F ) ......................................... O. diaoluoshan 5 Book lung covers very large ( Fig. 5D ); posterior eye row procurved from above ( Figs 1F , 5C ) ................... O. sanya - Book lung covers smaller ( Figs 4D , 6E ); posterior eye row nearly straight from above ( Figs 1E, G , 6D ).................. 6 6 Eyes large, ALE separated by less than their radius ( Figs 1G , 6D ); clypeus height about 0.75 times of ALE diameter ( Fig. 1N ); book lung covers very small ( Fig. 6E ).......................................................................................... O. sauteri - Eyes small, ALE separated by more than their radius ( Fig. 1E ); clypeus height about 2.6 times of ALE diameter ( Fig. 1O ); book lung covers medium sized ( Fig. 4D ).................................................................................... O. furcula