74 T. V. HODGSON. 



EXPLANATION OF THE PLATES. 



PLATE I. 



1. Leptanthura glacialis, ? , x 6. 



a. First antenna x 40. 

 It. Second antenna X 40. 



c. Maxilla X 40. 



d. Maxilliped x 40. 



e. First appendage of mesosome x 40. 

 /. Second appendage of mesosome x 40. 

 g. Last appendage of the mesosome x 40. 



2. Gnathia antarctica, <J, x 14. 



3. Euneognaihia yigas, $ , x 6. 



a. Maxilliped X 15. 



b. First appendage of mesosome X 15. 



PLATE II. 

 1. ^Ega antarctica* x 3. 



2. Maxilla X 20. 



3. Maxilliped X 20. 



4. First appendage of mesosome x 16. 



5. Sixth appendage of mesosome x 16. 



PLATE III. 



1. Cirolana meridionalis, 9 , X 2. 



2. First maxilla x 20. 



3. Second maxilla X 20. 



4. Maxilliped x 20. 



5. First appendage of mesosome X 7. 



6. Sixth appendage of mesosome x 7. 



PLATE IV. 



1. Serolis triloUtoides, <J, X 1, dorsal aspect. 



2. The same, ventral aspect. 



3. Specialised seta from mandibular palp, terminal joint X 312. 



4. First maxilla x 20. 



5. Second maxilla X 20. 



6. Maxilliped x 20. 



7. Sensory spine from propodus of second thoracic appendage x 312. 



8. Sensory lamella from propodus of second thoracic appendage x 312. 



PLATE V. 

 Antarcturus. 



1. A. adareanus, ?, x 3. 



2. A.frcuiklini, 9 , X 3. 



3. A. am/ralis, <$ , x 3. (This is the male of A.franJdini.') 



* Not Ae. australis, as on the plate. 



