Ginkgoopsida - Caytoniales - Caytoniaceae
Alternative combination: Pseudosagenopteris elliptica
Belongs to Sagenopteris according to F. H. Knowlton 1919
See also Andrews 1970 and Lapasha and Miller 1985
Sister taxa: Sagenopteris alaskensis, Sagenopteris bhambhanii, Sagenopteris colpodes, Sagenopteris emmonsi, Sagenopteris goeppertiana, Sagenopteris grandifolia, Sagenopteris latifolia, Sagenopteris longicaulis, Sagenopteris magnifolia, Sagenopteris mantelli, Sagenopteris mclearni, Sagenopteris nervosa, Sagenopteris nilssoniana, Sagenopteris oblongifolia, Sagenopteris oregonensis, Sagenopteris paucifolia, Sagenopteris stoliczkana, Sagenopteris variabilis, Sagenopteris virginiensis, Sagenopteris williamsii, Phyllopteris phillipsii
Distribution:
• Cretaceous of Canada (2: British Columbia collections), United States (11: Montana)
• Jurassic of United States (1: Montana)
Total: 14 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.