
Belongs within: Polyneoptera.
The Strephocladina are a group of insects known from the Middle Carboniferous to Late Permian. They may have been specialised for feeding on plant seeds and ovules.
Characters (from Rasnitsyn 2002): Body relatively large and heavy; head long; wings often polyneurous, rest position either roof-like or horizontal.
<==Strephocladina |--Synomaloptila [Synomaloptilidae]R02 | `--S. longipennisR02 `--+--Hypermegethes [Hypermegethidae]R02 |--Permarrhaphidae [Strephoneuridae]R02 | |--Strephoneura robustaR02 | |--Pseudoedischia berthaudiR02 | `--Permarrhaphus venosusR02 `--Anthracoptilidae [Strephocladidae]R02 |--Mycteroptila armipotensR02 |--Strephocladus Scudder 1885NR13 | `--S. subtilisR02 |--Anthracoptilus Lameere 1917NR13 | `--A. perrieriR02 |--Ischnoneurona Handlirsch 1919R02, BN05 | `--*I. delicatula (Brongniart 1893) [=Ischnoneura delicatula]BN05 `--MesoptilusR02 |--M. dolloiR02 |--M. fayolianusR02 `--M. sellardsiR02
*Type species of generic name indicated
References
[BN05] Béthoux, O., & A. Nel. 2005. Some Palaeozoic ‘Protorthoptera’ are ‘ancestral’ orthopteroids: major wing braces as clues to a new split among the ‘Protorthoptera’ (Insecta). Journal of Systematic Palaeontology 2 (4): 285–309.
[NR13] Nel, A., P. Roques, P. Nel, A. A. Prokin, T. Bourgoin, J. Prokop, J. Szwedo, D. Azar, L. Desutter-Grandcolas, T. Wappler, R. Garrouste, D. Coty, D. Huang, M. S. Engel & A. G. Kirejtshuk. 2013. The earliest known holometabolous insects. Nature 503: 257–261.
[R02] Rasnitsyn, A. P. 2002. Cohors Cimiciformes Laicharting, 1781. In: Rasnitsyn, A. P., & D. L. J. Quicke (eds) History of Insects pp. 104–115. Kluwer Academic Publishers: Dordrecht.