Acronym  hetrat 
Name  hyperbolic order 7 triangular tiling 
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Circumradius  sqrt[(1cos^{2}(π/7))/(34 cos^{2}(π/7))] = 0.873057 i 
Vertex figure  [3^{7}] 
Dual  o3o7x 
Confer 

External links 
There exists a regular modwrap of this tiling, obtained by identifying every 8th vertex on either Petrie polygon. The resulting figure {3, 7}_{8} then also results in choosing N=4 and has genus 3. That specific modwrap got the Bowers acronym "Klein".
Incidence matrix according to Dynkin symbol
x3o7o (N → ∞) . . .  6N  7  7 +++ x . .  2  21N  2 +++ x3o .  3  3  14N
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