Nannastacidae
Nannastacidae is a family of crustaceans belonging to the order Cumacea. Cumaceans, commonly known as hooded shrimp or comma shrimp, are small, marine peracarid crustaceans found in various marine environments worldwide. The family Nannastacidae is characterized by specific morphological features, though variations exist within the group. Members of this family are typically small, with a carapace that forms a distinct "hood" over the anterior part of the body. Their bodies are generally elongated and segmented.
These crustaceans are benthic, meaning they live on the seafloor. They inhabit a range of substrates, from
The taxonomic classification within Nannastacidae includes several genera, each with its own suite of species. Distinguishing