Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
(32)
Food is ground in esophagus passes into
stomach where various secretions +
twisting of material takes place; then to
caecum - major point of absorption -
on to stomach again, where joins
twirling mill, then to pylorus which
has special secretory cells, on to
rectum.
tentacles.
tentacles
oral