Sporadotrema

Hickson, S. J. (1911). On Polytrema and some allied genera. A study of some sedentary Foraminifera based mainly on a collection made by Prof. Stanley Gardiner in the Indian Ocean. [The Percy Sladen Trust Expedition to the Indian Ocean in 1905 under the leadership of Mr. <em>J. Stanley Gardiner. Volume III.] Transactions of the Linnean Society of London (2, Zoology.</em> 14(3): 443-462.

Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.