Sars, 1870
Diagnosis
Integument calcareous or not. Anterior margin of carapace produced into a broad and short rostrum. Second pereopod developed as a gnathopod; 3rd to 8th pereopods normal. Lateral margin of telson with less than 10 spines.
Genera treated:
Genus Chalaraspidum
Genus Lophogaster
Genus Ceratolepis
Genus Paralophogaster
Genus Pseudochalaraspidum
The genera Chalaraspidum and Lophogaster are represented in the South Atlantic.