noun
- plural of ascon; simple, tubular sponges with a single osculum (opening) and a body wall lined with choanocytes
Usage: biology; zoology; technical
Examples
- Ascons are among the simplest sponge body forms found in marine environments.
- The ascons studied in the lab showed the characteristic single opening at the top.
- Early sponge larvae often develop into ascons before maturing into more complex forms.
- Researchers examined ascons under the microscope to understand basic sponge physiology.