Glossary

5 terms beginning with J

1. jaw

   Any of the bony or cartilaginous structures forming the framework of the mouth, usually vertically opposed, often bearing teeth and primarily used for acquisition of food. Often modified in fishes to form complex protrusible or sucking arrangements, for example.

   Used in 183 profiles

2. jugular

   Of or relating to the neck or throat. Sometimes used in reference to a fish possessing pelvic fins located in front of the pectoral fins.

3. junior homonym

   In zoological nomenclature, the more recently-established homonym if two or more exist.

4. junior synonym

   In zoological nomenclature, the more recently-established synonym if two or more exist.

   Used in 66 profiles

5. juvenile

   Not yet fully mature though mostly similar in form to an adult specimen; young.

   Used in 400 profiles