mirli -mirl- gismu

x1 is a deer/elk/moose/[hart/stag/doe] of species/breed x2.

See also mabru, danlu.

In notes:

alkelna
x1 is a moose/elk (Alces alces) of subspecies/breed x2.
antilope
x1 is an antelope of species x2.
bajbakni
x1 is an antelope (any of various bovids) of species x2.
mirlyre'u
r1 is venison/deer meat from species/breed r2=m2.
rangife
x1 is a reindeer/caribou (Rangifer tarandus) of subspecies/breed x2