PLATE XIII. 



Fig. i. Thysanopoda aqnalis H. J. H. (continued). 

 Fig. ia. Anterior part of an adult male from Stat. 148; X 13. 



Fig. 2. Thysanopoda orientalis n. sp. 



* 



Fig. 2a. Anterior part of a very large female from Stat. 203; • 1! / 2 . 



Fig. 2b. Anterior part of the same female, from the side; 9. 



Fig. 2c. Major part of left antennular peduncle of the same female, from the side; X 15. 



Fig. 2d. Anterior part of a very young specimen measuring 10 mm., from the side; X 18. 



Fig. 2e. Anterior part of a larva, 5.7 mm. long, from above; ■ 26. 



Fig. 2/. Anterior part of the same larva, from the side; 20. mxp. maxilliped; tri 1 , first thoracic leg; 



dr. branchiae. 

 Fig. 2g. Distal part of first joint with second joint of left antennular peduncle of the same larva, from 



above; X 80. 

 Fig. 2I1. Posterior part of the abdomen of the same larva, from above; X 23. 

 Fig. 2i. Posterior part of the telson of the same larva, from above; 81. 



Fig. 3. Thysanopoda Agassizii Ortm. 



Fig. ia. Anterior part of an immature male from Stat. 203; X 12. 



Fig. 2>b. Anterior part of the same immature male, from the side; x 12. 



Fig. 3^. Anterior part of a very young specimen, measuring 9.5 mm., from the side; X 21. 



Fig. 7,d. Anterior part of a larva measuring 4.7 mm., from above; 30. 



Fig. ie. Distal part of first joint with second joint of left antennular peduncle of the- larva shown in 



fig. 2>d, from above; X 76. 



Fig. 3/. Posterior part of the abdomen of the same larva, from above; 33. 



Fig. $g. Posterior half of the telson of the same larva, from above ; 76. 



Fig. 4. Euphausia diomedes Ortm. 



Fig. 4«. Anterior part of a male from Stat. 1S5; ■ 14. 



Fig. 4Ó. Peduncle of the right antennula of another male, from above; ■ 30. 



Fig. 4c. Copulatory organ of first left pleopod of a somewhat small adult male from Stat. 185, unrolled 



and seen from behind ; • 61. p 2 . terminal process; p'\ proximal process; p*. lateral process; 



lu. auxiliary lobe. 

 Fig. \d. Inner lobe and major part of median lobe of left copulatory organ of a large male from 



Stat. 185; x 70. 

 Fig. 4e. Distal part of the proximal process of the organ shown in fig. \c, from the side; ■ 300. 



