1. DeL= Delta Tail single tail
2. DT = Double Tail
3. CT = Crown tail
4. ST = Single tail
5. SDT= Super Delta Tail
6. HM = Half moon (must have straight edges on the outside
tines of the caudal rays. The caudal must open or spread to
180 degrees or better. They may 'bend' back to the
body or be straight. If either ray or both 'bends' or 'curves'
towards the center of the caudal then the Betta is designated
as a super delta tail.)
7. HMx= Half moon not 180 degree. (Betta will have both outside
tines of caudal straight but will not display 180 degree spread.
These Bettas do display 165 degree to 175 degree spread with
straight outside rays.)