Taxonomic revision of the genus Tupirinna Bonaldo, 2000 (Araneae: Corinnidae: Corinninae) Xavier, Cláudia Bonaldo, Alexandre B. Zootaxa 2021 2021-07-20 5004 2 201 250 59M4F Chickering 1937 [151,392,870,897] Arachnida Corinnidae Tupirinna Animalia Araneae 27 228 Arthropoda species trilineata   Diagnosis.Males of the  trilineatagroup are characterized by the weakly developed ventral lobe of the retrolateral tibial apophysis, and by the presence of a dorsal lobe ( Figs 14F, 15B, 15F, 16B). Females can be recognized by the undeveloped posterior vulval plate, sclerotized copulatory pouch, and the presence of small secondary spermathecae (except in  T. trilineataand  T. ibiapaba  sp. nov., in which it is absent) ( Figs. 15D, 16F, 17F).