HARRIS, T. M. Amphorispermum an enigmatic assemblage. Journal of Palaeosciences, [S. l.], v. 28, p. 210–217, 1981. DOI: 10.54991/jop.1981.1415. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/1415. Acesso em: 25 aug. 2024.