Female genitalia of A–C Macracantha arcuata D–I M. hasselti J–L Thelacantha brevispina. Genitalia are shown in dorsal view (A, D, G, J), ventral view from external (B, E, H, K), and posterior view (C, F, I, L).

  Part of: Macharoenboon K, Siriwut W, Jeratthitikul E (2021) A review of the taxonomy of spiny-backed orb-weaving spiders of the subfamily Gasteracanthinae (Araneae, Araneidae) in Thailand. ZooKeys 1032: 17-62. https://doi.org/10.3897/zookeys.1032.62001