Magalhães, I.L.F. and Santos, A.J. 2011. Two new species and taxonomic notes on the Neotropical spiny orb-weaving spi-ders Micrathena and Chaetacis (Araneae: Araneidae), with remarks on the development of Micrathena excavata IVAN L. F. MAGALHÃES & ADALBERTO J. SANTOS (Brazil). Zootaxa. 2983, 1 (Aug. 2011), 39–56. DOI:https://doi.org/10.11646/zootaxa.2983.1.3.