See Appendages for the most recent listing.
All jaw appendage types will add at least one red attack skill, one Dispel attachment, and one Duration attachment. (Snake Tongue and Mandibles each add 2 Duration attachments.) In addition, each jaw appendage type will give an additional Slow II T, when used on a specific species of critter. Here is a list of the different jaw types and which species each gives this "bonus" piece to.
Different Jaw Types:
Bone beak --Effect unknown.
- Owlbear -- Not Fangs / Mandibles / Small Teeth
- Gorilla -- Not Mandibles/ fangs/ snake tongue/ tusks