Metriaclima sp. "red top Gallireya" Gallireya Reef
They are from Gallireya Reef in NW Lake Malawi. They have also been known as Pseudotropheus "galileo red top", P. "red top galilea", and P. sp. "zebra long pelvic hara."
Maximum size in the lake is 3", in captivity, they can get up to 4".
Photo is of an adult male in breeding dress.