He thought he could find fifteen segments in all Arthropods.
The arthropods in general were provided with a carapace; most of them were crustaceans.
He concludes, therefore, that the cephalaspids were arthropods, and not vertebrates.
Ectoparasites and other arthropods occurring in Texas bat caves.
The Arthropods are animals of a high degree of organization.
This seems to be often the case in forms infecting Molluscs and Arthropods.
Max il' l, the appendages just back of the mandibles in arthropods.
By far the greatest number of hosts is furnished by the Arthropods.
Among the arthropods luminous forms crop up here and there in widely unrelated groups.
The first of these has, in Arachnids as in other Arthropods, its pair of appendages represented by the eyes.