19–23 Metachela spinulosa sp. n., paratype female 19 Habitus, lateral view 20 Wing 21 Segments 6-11, lateral view 22 Tergite 7 until cercus, dorsal view 23 Segments 7-11, ventral view 24 Metachela circumdata, wing modified from Collin (1933).

 
 
  Part of: Câmara JT, Rafael JA (2017) New species of Metachela Coquillett from the Atlantic Forest, Brazil and a key to the Neotropical species (Diptera, Empididae). ZooKeys 714: 129-140. https://doi.org/10.3897/zookeys.714.11503