This paper details the classification and description of Carboniferous Entomostraca (small crustaceans) discovered in Nova Scotia and housed within the Peter Redpath Museum. The work is a scientific monograph, presenting the findings of Professor T. Rupert Jones and Mr. Kirby, who meticulously examined and identified these ancient fossil specimens. It serves as a record of paleontological research, contributing to the understanding of prehistoric life forms and their geological context.

This work is a specialized scientific paper, likely intended for paleontologists and geologists. Its reception would be measured by its contribution to the specific field of Carboniferous fossil studies and its accuracy in classification. The paper's value lies in its detailed examination of specimens and its role in cataloging prehistoric life found in Nova Scotia.