I have been able to Identify the current Anthias in my tank as Lyretail Anthias, there colouration is very different from adults.
Lux_06 thats unfortuante, fortunely i have not yet had to battle Velvet, but im sure Tariq will hook you up with some medication or treatment.
The guys at fish bowl are happy to order in any fish ur after and they QT all fish so u know ur getting quaility live stock. Speak to Matt hes probably the best guy to speak to there.
Good luck with the Koran