Definitions

Pericardial septum

• (Taxon-specific: Family Pycnogonidae) In circulatory system, ventral wall of pericardial sinus; separates pericardial sinus from underlying hemocoel. Perforated by series of holes to permit flow of blood from hemocoel to sinus. [Stachowitsch, 1992]

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Citing this glossary: For individual definitions, please cite the specific author(s) of the definition.
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Martin, J.W., N.D. Pentcheff, D. Striley, C. Perrodin, A.R. Wall, J. Wall, and J. Zieba (editors). Crustacea Glossary. Crustacea Department, Natural History Museum of Los Angeles County. Accessed: 31 Mar 2025. URL: https://research.nhm.org/glossary