different between prostomium vs peristome
prostomium
English
Etymology
From Ancient Greek, meaning "before the mouth".
Noun
prostomium (plural prostomia)
- (zoology) That portion of the head of an annelid situated in front of the mouth.
Related terms
- prostomial
prostomium From the web:
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peristome
English
Etymology
From peri- +? Ancient Greek ????? (stóma, “mouth”)
Noun
peristome (plural peristomes)
- (botany) One or two rings of tooth-like appendages surrounding the opening of the capsule of many mosses.
- 1911, Bryophyta, article in Encyclopædia Britannica Eleventh Edition,
- Its removal does not, however, leave the mouth of the capsule wide open, for around the margin are two circles of pointed teeth forming the peristome.
- 1911, Bryophyta, article in Encyclopædia Britannica Eleventh Edition,
- (zoology) The parts of or surrounding the mouths of numerous invertebrates.
- 1911, Polyp, article in Encyclopædia Britannica Eleventh Edition,
- We can distinguish therefore in the body of a polyp the column, circular or oval in section, forming the trunk, resting on a base or foot and surmounted by the crown of tentacles, which enclose an area termed the peristome, in the centre of which again is the mouth. […] The mouth may be level with the surface of the peristome, or may be projecting and trumpet-shaped.
- 1911, Polyp, article in Encyclopædia Britannica Eleventh Edition,
- The lip, or edge of the aperture, of a spiral shell.
Derived terms
- peristomate
See also
- arthrodontous
Further reading
- peristome on Wikipedia.Wikipedia
- peristome at OneLook Dictionary Search
Anagrams
- importees, prosemite, temporise
peristome From the web:
- what is peristome teeth
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- what is peristome in zoology
- what does peristome teeth do
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- what is called peristome
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