Emig, C. C.; Hammond, L. S. (1981). On the status of Lingula tumidula Reeve, L. adamsi Dall, and L. shantungensis Hatai (Brachiopoda, Inarticulata). Bulletin of Marine Science. 31(1): 37-45.
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Emig, C. C.; Hammond, L. S.
1981
On the status of Lingula tumidula Reeve, L. adamsi Dall, and L. shantungensis Hatai (Brachiopoda, Inarticulata)