A checklist of spiders from Yongxing Island, South China Sea, with taxonomic notes on four species of goblin spiders Tang, Jiaxin Liang, Wei Shi, Haitao Gao, Caixia Li, Shuqiang Zheng, Guo Biodiversity Data Journal 2021 2021-05-21 9 67087 67087 89E23A08-4001-52BE-9092-4C79D95C263E (Simon, 1893) Simon 1893 Arachnida Oonopidae Opopaea GBIF,CoL Animalia Opopaea apicalis Araneae 0 67087 Arthropoda species apicalis  Materials   Type status:  Other material.  Occurrence:recordedBy:  Shuqiang Li; individualCount: 13; sex: 2 males, 11 females; lifeStage: adult;  Taxon:scientificName: Opopaeaapicalis (Simon, 1893); kingdom: Animalia; phylum: Arthropoda; class: Arachnida; order: Araneae; family: Onopidae; genus: Opopaea; taxonomicStatus: accepted;  Location:country: China; countryCode: CHN; stateProvince: Hainan; county: Yongxing; decimalLatitude: 16.833; decimalLongitude: 112.333;  Identification:identifiedBy:  Jiaxin Tang; identificationReferences: Platnick&  Duperre, 2009;  Event:year: 2008; month: 1; day: 13-19  Description  Male.Measurements (in mm): Body length 1.35; carapace 0.60 length, 0.40 width; abdomen 0.70 length, 0.35 width. Leg measurements: I 2.15 (0.55, 0.25, 0.40, 0.50, 0.45), II 1.70 (0.55, 0.25, 0.35, 0.30, 0.25), III 1.01 (0.40, 0.18, 0.25, 0.18), IV 1.75 (0.50, 0.25, 0.40, 0.35, 0.25). Leg formula: 1> 4> 2> 3. Cephalothorax. Sides of carapace yellowish-brown; dorsally yellow; chelicerae, sternum yellow; legs and abdomen light yellow. Carapace with a dark brown patch behind eyes, dorsally with a few rows of short hairs. Sides of carapace with finely longitudinal striae. Eyes six in two rows, rather large, nearly equally-sized, ALE slightly separated, touching posterior lateral eyes; posterior eyes in procurved row, touching each other (Fig. 4A and C). Base of fang with two plumose hairs on lateral sides (Fig. 4F). Labium wider than long, endites with membranous tip (Fig. 4B). Legs. Leg I: femur with a row of dorsal setae, 3 retrolateral setae; patella without setae; tibia with a ventral seta; tarsus with distinct strong setae. Leg II, III and IV similar to leg I. Abdomen. Dorsal scutum oval-shaped, covering nearly entire abdominal length. Lobes on anterolateral corners of petiolar tube distinct, ridges developed, but without forming a scutal cove; opercula small, oval-shaped. Sperm pore clearly discernible, transverse. Male palp. Patella of palp (Fig. 5A and B) significantly larger than cymbiobulbus; cymbiobulbus with a clavate protrusion at base and three branches at the end.  Female.As in male, except as noted. Slightly larger than male. Measurements (in mm): Body length 1.35-1.45; carapace 0.40-0.60 length, 0.35-0.40 width; abdomen 0.50-0.65 length, 0.40-0.45 width. Leg measurements: I 1.88 (0.55, 0.25, 0.40, 0.48, 0.20), II 1.50 (0.50, 0.25, 0.30, 0.25, 0.20), III 1.38 (0.40, 0.20, 0.30, 0.30, 0.18), IV 1.79 (0.54, 0.30, 0.40, 0.35, 0.20). Epigynum. Postgynal depression of epigastric area shallow, with inverted V-shaped sclerotisation situated posterior to epigastric furrow; parmula black, small (Fig. 4D and E).  Distribution China (new record), Ecuador, Indonesia, Mexico, Pacific Is., Panama, Philippines, Seychelles, Thailand, USA. 2021-01-01 2021-12-31 2021-01-01 Shuqiang Li, Identification, Jiaxin Tang, Platnick, Duperre, Event China Occurrence Jiaxin Tang 16.833 Taxon 112.333 Shuqiang Li 0 67087 13 11 2 Hainan Other material 2021-01-01 2021-12-31 2021-01-01 Shuqiang Li, Identification, Jiaxin Tang, Platnick, Duperre, Event China Occurrence Jiaxin Tang 16.833 Taxon 112.333 Shuqiang Li 13 11 2 Hainan Other material