64 PEOCEEDINGS OF THE NATIONAL MUSEUM. vol. 60 



Plate 4. 

 Sii)honophora progressor, new species. 



Fig. 1. Pleurite of anterior region X 100. 



2. Pleurite of posterior region X 100. 



Prostemmiulus relictus, new species. 



3. Head and first tergites, latei*al viewX19.5. 



4. First leg of male X 33. 



5. Second legs of male X 33. 



6. Third leg of maleX33. 



7. GnathochilariumX33. 



8. Antenna. 



9. Anterior sternite of ninth segment X 33. 



10. Posterior sternite of nintli segment X 33. 



11. Gonopods, anterior view (tips of outer processes brolcen off)X48. 



12. Gonopods, posterior view X 48. 



Plate 5. 

 Prostemmiulus lombardiae, new species. 



Fig. 1. Head and first tergites, lateral viewX33. 



2. Antenna X 48. 



3. Anterior sternite of tenth segment X 77. 



4. Posterior sternite of tenth segment, legs omitted X 77. 



Prostemmiulus cooki, new species. 



5. Head and first tergites, lateral view X 19.5. 



6. First leg of male X 33. 



7. Second leg of male X 33. 



8. Third leg of male X 33. 



9. Anterior sternite of tenth segment X 33. 



10. Posterior sternite of tenth segment X 33. 



11. Gonopods of male, anterior view X 48. 



12. Posterior legs of seventh segment of male X 33. 



Plate 6. 

 Cleidogona ceibana, new species. 



Fig. 1. Tenth leg of male X 33. 



2. Eleventh leg of male X 33. 



3. Tweltth leg of male X 33. 



4. Process from between twelfth legs, ventral view X 48. 



5. Gonopods, anterior view X 48. 



6. Left gonopod, lateral view, with membranous appendage caudad of itX48. 



Oymnostreptus laetus, new species. 



7. Collum of male, lateral view X 19.5. 



8. Anal scaleX19.5. 



9. Gonopods of male, anterior view X 19.5. 



Gymnostreptus vagans, new species. 

 10. Collum of male, lateral viewX19.5. 



