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TDikow Mydidae morphological phylogeny ICD 2010
1. 1
Phylogenetic relationships within Mydidae based on
morphology of imagines (Diptera: Asiloidea)
Torsten Dikow
Biodiversity Synthesis Center
Field Museum of Natural History
2. . introduction 2
Mydidae – “mydas flies”
◊ Imagines flower-feeders, some do not feed at all
◊ Larvae possibly predatory
◊ 472* species and 66 genera world-wide
◊ 11 subfamily taxa
◊ Imagines 9 – 60 mm (wing length up to 52 mm)
Opomydas townsendi
◊ World-wide primarily in arid regions
◊ Oldest definitive fossil Cretomydas santanensis
› Crato Formation, Brazil
› ≈ 110 Million years
* includes species currently being described Cretomydas santanensis
3. . introduction 3
Taxa overview
Taxon Known Diversity Known Distribution
Genera Species Afr Aus Nea Neo Ori Pal
Anomalomydinae 1 2 ×
Apiophorinae 5 29 × ×
Cacatuopyginae 2 6 ×
Diochlistinae 2 20 × ×
Ectyphinae 4 10* × ×
Anomalomydas mackerrasi
Leptomydinae 6 54* × × × × ×
Megascelinae 3 15* × × ×
Mydinae 12 84 × ×
Rhaphiomidinae 1 23* ×
Rhopaliinae 4 21 × × ×
Syllegomydinae 25 206* × × ×
unplaced 1 2
* includes species currently being described
Cacatuopyga basifascia
19. 19
Acknowledgements
◊ Museum curators and collectors who made specimens available
◊ U.S. National Science Foundation (REVSYS DEB-0919333)
◊ I would be happy to study additional specimens from your collection!
www.mydidae.tdvia.de