Ijima, I. (1902). Studies on the Hexactinellida. Contribution II. (The genera Corbitella and Heterotella). Journal of the College of Sciences, Imperial University of Tokyo. 17 (9): 1-34, pl. I.
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Ijima, I.
1902
Studies on the Hexactinellida. Contribution II. (The genera <i>Corbitella</i> and <i>Heterotella</i>)
Journal of the College of Sciences, Imperial University of Tokyo