No genus-level description defined.
Collector / Gatherer
Widespread (east of the Rocky Mtns.)
2 Pairs of Antennae
Body Hardened on Outside
Over 3 Pairs of Jointed, Unbranched Legs
+ Expanded Character List
Order: lacking a carapace, having uniramous thoracopods and a small telson that projects from the abdomen and is narrower than the body.
Family: Not defined.
Genus: Not defined.