van der Spoel, S., Schalk, P., & Bleeker, J. (1992). Clio piatkowskii, a mesopelagic pteropod new to science (Gastropoda, Opisthobranchia). Beaufortia. 43(1): 1-6.
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van der Spoel, S., Schalk, P., & Bleeker, J.
1992
<i>Clio piatkowskii</i>, a mesopelagic pteropod new to science (Gastropoda, Opisthobranchia)
