New insights into Mesozoic cycad evolution: an exploration of anatomically preserved Cycadaceae seeds from the Jurassic Oxford Clay biota

מאת Spencer, Alan R.T., Garwood, Russell J., Rees, Andrew R., Raine, Robert J., Rothwell, Gar W., Hollingworth, Neville T.J., Hilton, Jason
הוצא לאור ב PeerJ (2017)