Tomium

The cutting edge of a birds beak orig,Gk: tome= a cutting
Found on https://sites.google.com/site/breckfalconry/glossary

Tomium

The tomium is the sharp cutting edge of the beak of a bird or turtle. Sometimes the edge is serrated for tearing through flesh or seaweed (in the case of sea turtles). Snapping turtle tomia can be dangerous because their bites are swift and powerful. ...
Found on http://en.wikipedia.org/wiki/Tomium

Tomium

• (n.) The cutting edge of the bill of a bird.
Found on http://thinkexist.com/dictionary/meaning/tomium/

Tomium

To'mi·um (tō'mĭ*ŭm) noun ; plural Tomia (-ȧ) [ New Latin , from Greek te`mnein to cut.] (Zoology) The cutting edge of the bill of a bird.
Found on http://www.encyclo.co.uk/webster/T/67

tomium

cutting edge of a bird's bill
Found on http://phrontistery.info/t.html

Tomium

Cutting edge of bill.
Found on http://www.jacanaent.com/PhotoLib/Glossary.htm

Tomium

cutting edge of both maxilla and mandible
Found on http://www.pugetsound.edu/academics/academic-resources/slater-museum/biodiv
No exact match found