PLATE CXIIIa.
Fig.
1. Amphitrite figulus, Dalyell. Slightly enlarged.
2. Dorsal view of Lanice conchilega, Pallas, from St. Andrews. Enlarged under a lens.
2 a. Ventral view of the anterior region. Enlarged under a lens.
2 b. Lateral view of the anterior region. Enlarged under a lens.
3. Polycirrus medusa, Grube. Enlarged under a lens.
4. Amphiglena mediterranean Leydig, from the ventral surface. Enlarged.
5. Lateral view of a pale variety of Dasychone argus, Sars. Enlarged.
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