Long before Eros Comix did the same thing in the 90s, Kitchen Sink Enterprises published the Anthology series Bizzare Sex, from 1972 to 1982. Early issues included 60s Underground Comix autuers like Robert Crumb, while latter issues debuted the famous Omaha Cat Dancer, probably the first anthropomorphic animal porn comic (Furry isnt really the best description of it).
KrashZone collection. I have no idea how complete this is.
Casual Sex is a collection of shorts by El Bute, the pen name of Spaniard Miguel Osuna Rodríguez.