Carter, H.J. (1873). Transformation of an entire shell into chitinous structure by the Polype Hydractinia, with short descriptions of the Polypidoms of five other species. Annals and Magazine of natural History. (4) 11: 1-15, plate 1.
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Carter, H.J.
1873
Transformation of an entire shell into chitinous structure by the Polype <i>Hydractinia</i>, with short descriptions of the Polypidoms of five other species.