Monopelopia

Oliveira, Caroline Silva Neubern De, Mendes, Humberto Fonseca & Silva, Mário Antônio Navarro Da, 2010, A new species of the genus Monopelopia from South Brazil, with keys to the Neotropical – Nearctic species (Diptera: Chironomidae: Tanypodinae), Zootaxa 2420, pp. 53-62 : 61

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