Towards the systematics and diversity of Neotropical Tanytarsus van der Wulp (Diptera: Chironomidae): news from Colombia Author Dantas, Galileu P. S. 0000-0002-9155-533X Instituto Nacional de Pesquisas da Amazônia, Coordenação de Biodiversidade (CoBio), Divisão de Curso em Entomologia (DiEnt); Av. André Araújo, 2936, 69067 - 375, Manaus, Amazonas, Brazil. & galileu. psd @ gmail. com; https: // orcid. org / 0000 - 0002 - 9155 - 533 X galileu.psd@gmail.com Author Amat, Eduardo Grupo de investigación BIOFORENSE, Facultad de Derecho y Ciencias Forenses, Tecnológico deAntioquia - Institución Universitaria; calle 78 B no. T 2 A- 22 MI MedellínI Colombia. Author Hamada, Neusa 0000-0002-3526-5426 Instituto Nacional de Pesquisas da Amazônia, Coordenação de Biodiversidade (CoBio), Divisão de Curso em Entomologia (DiEnt); Av. André Araújo, 2936, 69067 - 375, Manaus, Amazonas, Brazil. & nhamada @ inpa. gov. br; https: // orcid. org / 0000 - 0002 - 3526 - 5426 nhamada@inpa.gov.br Author Giłka, Wojciech University of Gdańsk, Faculty of Biology, Department of Invertebrate Zoology and Parasitology, Laboratory of Systematic Zoology; Wita Stwosza 59, 80 - 308 Gdańsk, Poland. text Zootaxa 2022 2022-04-29 5129 4 505 529 journal article 55782 10.11646/zootaxa.5129.4.2 ff4f0237-882f-45d1-a04a-898b7c0ea9f9 1175-5326 6504144 E9ACC0E3-A5EE-4867-8CBA-56FBBB728EFE Tanytarsus ligulatus species group Members: Tanytarsus ligulatus Reiss, 1972 , Tanytarsus paraligulatus Reiss, 1972 , Tanytarsus lulu sp. nov. Diagnosis. Hypopygial anal point with spoon-shaped apex—round with margin smooth or flattened with margin toothed. Superior volsella more or less heart-shaped, with median margin concave slightly at least. Digitus welldeveloped, extending beyond median margin of superior volsella. Frontal tubercles long, length/width ratio ~2–4.