CRUSTACEA MAI.ACOSTRACA. III. ., 



Fig. 2 e. Abdomen and the two posterior thoracic segments of the same male, from below ; x 24. 6. 

 basal joint of sixth thoracic leg. As already stated, the seventh pair of legs are not developed 



Fig. 3. Haplomesus insignis n. sp. 

 Pig. 3 a. The single male, from above; scarcely x ia 



3 b. Head and the two anterior thoracic segments, from above ; x 36. 

 3C. First left leg, from behind; x 501 



3d. Abdomen and seventh thoracic segment, from below; x 34. 



Fig. 4. Ifaplomtsus tfnuispinis n. sp. 



Fig. 4 a. Anterior part of the body of a female without marsnpium from the "Ingolf StaL 24, from 



above; x 25. 

 4b. Right antennula of the same specimen, from above; x 46. 



4 c. First left leg of the same specimen, from behind; x 49, 



4d. The body, excepting the two anterior thoracic segments and the head, of a mutilated juvenile 



female from the "Ingolf" StaL 22, from above; x 17. 

 4e. Posterior part of the body of the last-named specimen, from above; x 40. 7. seventh thoracic 



segment; d. denticles. 

 4L The two posterior thoracic segments and the abdomen of the last-named specimen, from 



below; x 42. 7. base of seventh thoracic leg. 



Fig. 5. Haplomcsus modcstus n. sp. 



Fig. 5 a. Body of the single mutilated specimen without first thoracic segment and head, from above; 

 X24. 



50. The three posterior segments and abdomen of the same specimen, from below; x 44. 



Fig. 6. Iletcromcsus dcnlatus n. sp. 

 Fig. 6 a. Mutilated male without first thoracic segment and head, from above; x 14. 



6b. Anterior part of the body of a mutilated female with the marsupium rudimentary, from 



above; x 17. 



6c. Right antennula of the last-named female, from above; x 46. 

 6d. First left leg of a young specimen, from behind; x 63. 



Plate VL 



Fig. I. Httcromtsus dtntatus n. sp. (continued). 

 Fig. i a. Abdomen and the two posterior thoracic segments of a male, from above; x 23. 



I b. Abdomen and seventh thoracic segment of another male, from below; x 2& 

 ic Abdominal operculum of a young female, from below; x 50. 



Fig. 2. Hcteromesiu longircmu n. sp. 

 Fig. 2 a. Body of a mutilated female without first thoracic segment and head, from above; x 13. 



2 b. Last thoracic segment and abdomen of the female, from above; x 22. 



TW l^nlfBingilm. 111. f. 3' 



