Não informado. (1841). Proceedings of the Boston Society of Natural History. Boston Society of Natural History.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Boston Society of Natural History. Boston, Mass: Boston Society of Natural History, 1841.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Boston Society of Natural History. Boston Society of Natural History, 1841.
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