Difference between revisions of "rostellum"
From ZooTerms (Dictionary of Invertebrate Zoology)
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|definition=1. A small beak or [[rostrum]]. | |definition=1. A small beak or [[rostrum]]. | ||
| − | 2. ([[Arthropoda]]: [[Insecta]]) The tubular piercing and sucking mouth parts. | + | 2. ([[Arthropoda]]: [[Insecta]]) The tubular piercing and sucking [[mouth]] parts. |
| − | 3. ([[Brachiopoda]]) Low projection between anterior [[muscle scar]]s to which internal [[oblique muscles]] are attached. | + | 3. ([[Brachiopoda]]) Low projection between [[anterior]] [[muscle scar]]s to which [[internal]] [[oblique muscles]] are attached. |
| − | 4. ([[Platyhelminthes]]: [[Cestoda]]) A rounded [[prominence]] on the anterior end of the <i>scolex</i>, often furnished with [[retractile]] spines or hooks; sometimes referred to as an [[aclid organ]]. | + | 4. ([[Platyhelminthes]]: [[Cestoda]]) A rounded [[prominence]] on the [[anterior]] end of the <i>scolex</i>, often furnished with [[retractile]] spines or hooks; sometimes referred to as an [[aclid organ]]. |
| − | 5. ([[Platyhelminthes]]: [[Trematoda]]) An anterior holdfast | + | 5. ([[Platyhelminthes]]: [[Trematoda]]) An [[anterior]] holdfast |
|see also=[[rhynchus]] | |see also=[[rhynchus]] | ||
}} | }} | ||
Revision as of 23:30, 13 September 2013
rostellum also rostel (noun; Latin rostellum, small beak): 1. A small beak or rostrum.2. (Arthropoda: Insecta) The tubular piercing and sucking mouth parts.
3. (Brachiopoda) Low projection between anterior muscle scars to which internal oblique muscles are attached.
4. (Platyhelminthes: Cestoda) A rounded prominence on the anterior end of the scolex, often furnished with retractile spines or hooks; sometimes referred to as an aclid organ.
5. (Platyhelminthes: Trematoda) An anterior holdfast
See also: rhynchus
