Type species: Fenestella (Ptiloporina) conica Hall & Simpson, 1887
This genus includes the species:
| Ptiloporina conica | Hall & Simpson, 1887 | Early Devonian Emsian | USA, Canada (Ontario) |
| Ptiloporina disparilis | Hall & Simpson, 1887 | Early Devonian Emsian | Canada Ontario |
| Ptiloporina jugosa | Deiss, 1932 | Middle Devonian Givetian | USA |
| Ptiloporina pinnata | Hall & Simpson, 1887 | Early Devonian Emsian | USA New York |
| Ptiloporina sinistralis | Hall & Simpson, 1887 | Early Devonian Emsian | USA New York |
This information is based upon various sources, but no personal knowledge. I am unable to find out if the Hall and Simpson species have been revised.
I am indebted to the late Alan Horowitz for his compilation, and to Dr. J. Pachut.
I would be grateful for corrections to, or critical reviews of this information. This is not a 'final' version (an impossible ideal), but a working document.