A new species of the genus Monopelopia from South Brazil, with keys to the Neotropical – Nearctic species (Diptera: Chironomidae: Tanypodinae) Author Oliveira, Caroline Silva Neubern De Author Mendes, Humberto Fonseca Author Silva, Mário Antônio Navarro Da text Zootaxa 2010 2420 53 62 journal article 10.5281/zenodo.194456 3a76b4ce-ce36-448a-abd9-451e597995fa 1175-5326 194456 Key to the known Neotropical and Nearctic pupae of Monopelopia 1. Plastron plate elongated, reaching at least one third of the total length of the thoracic horn....................................... 2 - Plastron plate small, rounded, reaching at most one fourth of the total length of the thoracic horn ............................ 5 2. Genital sac equal to longer than the anal lobe ............................................................................................................. 3 - Genital sac smaller than the anal lobe ......................................................................................................................... 4 3. Genital sac equal size to the anal lobe; thoracic horn apex smooth; USA , Europe................ M. tenuicalcar (Kieffer) -. Genital sac longer than the anal lobe; thoracic horn apex with a spine like projection; Brazil , USA ............................ .................................................................................................................. M. caraguata Mendes, Marcondes & Pinho 4. Respiratory organ arcuate; three LS on AVII; USA , Colombia ............................................ M. boliekae Beck & Beck -. Respiratory organ not arcuate; four LS on AVII; Brazil ............................................................. M. paranaense sp. n. 5. T IV uniformly colored; USA ............................................................................................. M. tillandsia Beck & Beck -. T IV with a central darker color; Jamaica ................................................................................ M. mikeschwartzi Epler