red = face number (for 3D figures, number of front face is printed below the figure)
blue = node number
green = edge number (arrow gives edge direction)
The 3D face ordering is such that the right-hand-normals of all facets point outward.
 
 

Supported Element Types

    Nodes for faces Edges for face
1.node (point)  0

  0
2. line 1

2
 

  0
3. triangle 2,3

3,1

1,2
 

 3

 2

 1
 
 

4. quad 1, 2

2, 3

3, 4

4 ,1
 

 1

 3

 4

 2

5. tetrahedron 2 ,3, 4

1, 4, 3

1, 2, 4

1, 3, 2

6, 5, 4 

6, 2, 3 

5, 3, 1

4, 1, 2
6. pyramid 1, 4, 3, 2

1, 2, 5

2, 3, 5

3, 4, 5

4, 1, 5
 
 

2, 6, 4, 1

1, 5, 3 

4, 7, 5

6, 8, 7

2, 3, 8

7. prism 1, 3, 2

 4, 5, 6

1, 2, 5, 4 

2, 3, 6, 5

1, 4, 6, 3
 

 2,  4,  1

7, 9, 8

1, 5, 7, 3

4, 6, 9, 5

3, 8, 6, 2
8. hexahedron  1,  4,  3 , 2

5,  6,  7,  8
 

1,  2,  6,  5

2, 3, 7, 6
 

3,  4,  8,  7 
 

1,  5,  8,  4
 

  2,  6,  4,  1

9,  11,  12,  10

1,  5,  9,  3

4,  7,  11,  5

6,  8,  12,  7

3,  10,  8,  2