Schizognathous

• (a.) Having the maxillo-palatine bones separate from each other and from the vomer, which is pointed in front, as in the gulls, snipes, grouse, and many other birds.
Found on http://thinkexist.com/dictionary/meaning/schizognathous/

Schizognathous

Schi·zog'na·thous adjective [ Schizo- + Greek ... the jaw.] (Zoology) Having the maxillo- palatine bones separate from each other and from the vomer, which is pointed in front, as in the gulls, snipes, grouse, and many other birds.
Found on http://www.encyclo.co.uk/webster/S/30
No exact match found