Word Study
spiration |
spire |
spirea |
spired |
spiricle |
spirifer
| spirilla
| spirillaceae
| spirillum
| spirillum fever
| spirillum minus
spirifer
CIDE DICTIONARY
spirifer, n. [NL., fr. L. spira a coil + ferreto bear.].
Any one of numerous species of fossil brachipods of the genus Spirifer , or Delthyris , and allied genera, in which the long calcareous supports of the arms form a large spiral, or helix, on each side. [1913 Webster]
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