synaptychus

synaptychus
n. [Gr. syn, together; apo-, away from; ptychos, fold]
(MOLLUSCA: Cephalopoda)
Double calcareous plates fused with other paired plates; see anaptychus.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • synaptychus — syn·aptychus …   English syllables

  • synaptychus — |sin, sə̇n+ noun Etymology: New Latin, from syn + aptychus : an operculum of two parts united in the median line (as in some ammonites) …   Useful english dictionary

  • anaptychus — n. [Gr. an, without; apo , away from; ptychos, fold] (MOLLUSCA: Cephalopoda) A shelly plate found in some fossil cephalopods, thought to function as an operculum; see synaptychus …   Dictionary of invertebrate zoology

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