Baker, A. N. (1983). A new apatopygid echinoid genus from New Zealand (Echinodermata: Cassiduloida). National Museum of New Zealand.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBaker, A. N. A New Apatopygid Echinoid Genus from New Zealand (Echinodermata: Cassiduloida). Wellington: National Museum of New Zealand, 1983.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBaker, A. N. A New Apatopygid Echinoid Genus from New Zealand (Echinodermata: Cassiduloida). National Museum of New Zealand, 1983.
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