PLATE XXL 
Fig. 1, Dorsal aspect of Thalenessa oculata. The eyes of this example 
differ from those of the next, .... 
Fig. 2. Head and jDartially extruded proboscis of the same, seen from the- 
dorsum, ....... 
Fig. 3. Dorsal asjDect of Leanira areolata, . . 
Fig. 4. Dorsal view of Eu'pompe australiensis. The everted alimentary 
region posteriorly forms a large button at the rupture. 
Fig. 5. Ventral aspect of the same species. 
Fig. 6. Head and anterior dorsal region of Psammolyce Jijiensis. The 
wing at each side of the tentacular base is insufficiently 
marked, ....... 
Enlarged. 
Enlarged. 
Enlarged. 
Enlarged. 
Fig. 7. Dorsal view of Leanira magellanica, with the proboscis extruded, . Enlarged. 
