umbilicus in a sentence

Examples

1. Gastrioceratacean shells are variable in form with a broad whorl section and wide umbilicus.
2. Like other " Vallonia " species, the umbilicus is very wide.
3. There is no umbilicus and the last whorl with a trace of a keel.
4. In all the umbilicus is open and perforate.
5. It is canaliculate, with a wide umbilicus.
6. The canal is open and turned to the left . There is no umbilicus.
7. It has a short spire with convex umbilicus.
8. The umbilicus, which it almost wholly conceals.
9. The umbilicus is deep and very slightly contracted.
10. Surgeons make several tiny incisions near the umbilicus, through which they insert narrow tubes.