Gasteracantha clavigera Giebel, 1863

Macharoenboon, Kongkit, Siriwut, Warut & Jeratthitikul, Ekgachai, 2021, A review of the taxonomy of spiny-backed orb-weaving spiders of the subfamily Gasteracanthinae (Araneae, Araneidae) in Thailand, ZooKeys 1032, pp. 17-62 : 17

Gasteracantha clavigera Giebel, 1863

Gasteracantha clavigera Giebel, 1863: 307. Type locality: Siam.

Gasteracantha clavigera Full list of synonyms and usage of the name available in World Spider Catalog (2020).

Remarks.

The abdomen of G. clavigera is octagonal, slightly wider than long. Color of the abdomen is yellow, with black stripes near the anterior edge. The appearance of this species is similar to M. hasselti and M. arcuata. However, tips of median spines of G. clavigera are club-shaped, and decorated with a tuft of hairs ( Giebel 1863; Butler 1873; Simon 1877).

Gasteracantha clavigera was described by Giebel (1863). However, only the name “Siam” [= Thailand] was mentioned, without any location details. Gasteracantha clavigera has been reported in the Malay Archipelago. Based on its distribution records from previous study, this species might be found in the southern part of Thailand ( World Spider Catalog 2020).

Distribution.

Thailand, Philippines (Luzon, Manilla, and Samar), and Indonesia (Sulawesi) ( Dahl 1914; World Spider Catalog 2020).