86 LIVERPOOL BIOLOGICAL SOCIETY. 
DESCRIPTION OF PLATES. 
PLATE X. 
Figs. 1 to 8, Lystanax ceratinus, Nn. sp. 
Fig. 1 
Fig. 2. Mandible and palp. 
Fig. 3. Maxillipede. 
Fig. 4. First gnathopod. 
Fig. 5. Third segment of pleon. 
Fig. 6. First and second joints of last peraeopod ; 
6a, spines on the same. 
Fig. 7. Telson. 
Fig. 8. Third uropod. 
. Antenne. 
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Figs. 9 and 10. Lystanazx (2?) audownianus, Sp. Bate. 
Fig. 9. First gnathopod. 
Fig. 10. Second gnathopod. 
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Figs. 11 to 13, Podocerus isopus, n. sp. 
Fig. 11. Head and antenne. 
Fig. 12. First (a) and second b) gnathopods of female. 
Fig. 13. Third uropod. 
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Figs. 14 and 15, Podocerus capillatus, Rathke. 
Fig. 14. Antenne. 
Fig. 15. Second gnathopod. 
Figs. 16 to 18, Munna fabricit, Kroyer. 
Fig. 16. First foot. 
Fig. 17. Second foot. 
Hig. 18. Telson. 
