You don't see, Lake Tanganyika cichlids in pet stores very often.
I have five, 4"-5" inch Neolamprolagus tretocephalus ,$20ea
I also have some rare, Neolamprolagus caudopunctatus
(shell dwellers), 1-2 inches $15- $20 ea.
also F2 Neolamprolagus pulcher (a.k.a "Daffodils") 1-2 inch,$15- $20 ea.
F2 Telmotachromis Brichardi (shell dwellers) 3-4 inches $20 ea.