304 DR. J. G. DE MAN ON THE PODOPHTHALMOUS 
Fig. 4. Diogenes merguiensis, dorsal view of the anterior part of the cephalo- 
thorax, X 4, showing the antennex, the eye-peduncles, the rostrum, &c. 
Fig. 5. Outer view of the larger hand, x 3. Fig. 6. Left leg of the 
third pair, x 3. 
Fig. 7. Diogenes miles, dorsal view of the anterior part of the cephalothorax, 
x 4, showing the antennzx, the eye-peduncles, the rostrum, &. Fig. 8. 
outer view of the larger hand, x 2. Fig. 9. Left leg of the third pair, 
xX 3. 
Puate XVI. 
Fig. 1. Clibanarius padavensis, the animal occupying a shell of Pyrula vesper- 
tilio, nat. size. Fig. 2. Dorsal view of the anterior part of the cepha- 
lothorax, x2, showing the antennz, the eye-peduncles, the rostrum, 
&e. Fig. 3. Lateral view of the hand, x 2. Fig. 4. Dorsal view of 
the hand, x 2. Fig. 5. Left leg of the third pair, x 2. 
Fig. 6. Gebiopsis intermedia, lateral view of the whole animal, x 14. Fig. 7. 
Outer lateral view of a chelipede, x 4, showing the acute spinules 
along the infero-internal margin of the meropodite, the two strong 
spines of the wrist, and the form of the hand. Fig. 8. Left leg of the 
last pair, lateral view, x 4. 
Pruate XVII. 
Fig. 1. Alpheus Hippothoé, anterior part of the cephalothorax with the an- 
tennal peduncles of the male, x 5; the tip of the rostrum, which 
reaches a little beyond the middle of the first joint of the antennulary 
peduncle, has been omitted in this figure. Fig, 2. Larger hand of the 
male, x 3. Fig. 3. Smaller hand, x 3. Fig. 4. Leg of the second 
pair, x 4. Fig. 5. Leg of the third pair, x 4. 
Fig. 6. Harpilius Miersi, male, x 5. Fig. 7. Outer foot-jaw of the male, x15. 
Fig. 8. Distal extremity of the rostrum in a lateral view, x 20. 
Fig. 9. Outer view of the larger hand of the female, x 5. Fig. 10. 
Dactylopodite and distal extremity of the propodite of the left leg of 
the fourth pair of the female, x 40. 
Puate XVIII. 
g. 1. Hipp olyte oligodon, cephalothorax and appendages in a lateral view, 
x 5. Fig. 2. Lateral view of the rostrum, x 17. Fig. 3. Basal 
portion of the flagella of the upper antennz, x 17. Fig. 4. Terminal 
joint of the external maxillipeds, x 17. Fig. 5. The six terminal 
joints of the carpopodite and the chela of the leg of the second pair, 
x 17. Fig. 6. Dactylopodite of the leg of the fourth pair, x 35. 
Fig. 7. Palemon acutirostris. Larger leg of the second pair, x 14. 
Fig, 8. Peneus merguiensis. Lateral view, nat. size. 
Puate XIX. 
Fig. 1. Peneus Lysianassa, male, X 2. Fig. 2. Terminal segment 
abdomer and the left uropoda of the male, dorsal view, x 4, 
