palaemonidae Share definition Flag Palaemonidae is a family of shrimp in the order Decapoda Palaemonidae are mainly carnivores that eat small invertebrates and can be found in any aquatic habitat except the deep sea palaemonidae by Machinarium-lover February 12, 2017 0 0 Get merch Get the palaemonidae mug. Buy Now — $32.95 See more merch