PHRONIMIDAE 283 



Phronima sedentaria (Forsk.). 



Vosseler, 1901, p. 14; pi. i, figs. 1-11. 

 Stephensen, 1924, p. 114, figs. 50, 51, chart 15. 

 Mogk, 1927, p. 127, chart 1. 

 Barnard, 1930, p. 422. 



Occurrence: 1. St. 29 26' N, i5°07'W. 3 ?? 10-14 mm. 



2. St. i7°45'N, i8°i5'W. 4 mutilated $?, about 15-18 mm., from stomach of 

 Tliynmis pelamys. 



3. St. i3°25'N, i8°22'W. 1 ? 28 mm. in house, with juv. in 3rd instar; 1 $ 

 33 mm. in house, with juv. in 3rd and 4th instars. 



4. St. 2 20' S, 12 45' W. 1 <J 7 mm., 8 ?$ 9-18 mm. 



5. St. 3 50' S, 12 54' W. 1 ovig. $ 17 mm. 



6. St. 3. South Atlantic. 1 ? 29 mm. in house. 



7. St. 4. Tristan da Cunha (0-10 m.). 1 $ 31 mm. 



8. ditto. 1 $ 21 mm. from stomach of "Perca antarctica". 



9. St. 62. South-west Atlantic. 1 $ 17 mm. 



10. St. 71. South-west Atlantic. 1 $> 25 mm. in house. 



11. St. 72. South-west Atlantic. 3 $? 22-25 mm. with three houses. 



12. St. 76. South-west Atlantic. 1 $ 26 mm. in house, with juv. in 2nd instar. 



13. St. 81. South Atlantic. 3 $$ 20-32 mm. in houses; numerous juv. in 4th and 5th 

 instars loose in bottle. 



14. St. 85. South-east Atlantic. 3 ?? 21-23 mm., two in houses, one loose. 



15. St. 86. South-east Atlantic. 1 $ 18 mm. 



16. St. 88. South-east Atlantic. 1 $ 28 mm. in house. 



17. St. 101. South-east Atlantic (2480-2580 m.). 2 ?? 17 and 25 mm. 



18. ditto (350-400-0 m.). 1 ovig. $ 31 mm., 1 ? 29 mm. with juv. in 1st instar in 

 brood pouch; 7 $$ 17-30 mm. 



19. ditto (850-900 m.). 4 $$ 15-17 mm. 



20. St. 239. South-west Atlantic. 7 ?? 16-26 mm. and four houses. In one house 

 juv. in 3rd instar, in another juv. in 2nd instar. 



21. St. 250. South Atlantic. 4 ?? 22-27 mm. with houses; 1 ? 26 mm. with juv. in 

 1st instar in brood pouch. One house with juv. in 3rd instar, another with juv. 

 in 4th instar. 



22. St. 254. South-east Atlantic. 5 ?? 20-30 mm. and five houses. In one house juv. 

 in 3rd and 4th instars. 



23. St. 256. South-east Atlantic. 1 $ 9 mm. 



24. St. 268. Portuguese West Africa. 6 SS 8-10 mm., 8 $$ 9-12 mm., 9 ?? 20- 

 24 mm. One house with juv. in 1st instar. 



25. St. 273. Portuguese West Africa. 2 $$ 16 and 22 mm. 



26. St. 281. East mid-Atlantic. 2 ?? 20 and 22 mm. 



27. St. 285. East mid-Atlantic. 48 ?? 20-30 mm. with houses; 1 ovig. $ 27 mm., 

 2 $$ 12 and 18 mm., two houses with juv. in 2nd instar. 



28. St. 297. East mid-Atlantic. 2 $$ 26 mm. with houses, and one 20 mm. loose. 



29. St. WS 95. Between Falklands and South America. 1 $ 23 mm. in house. 



30. St. WS 105. Between Falklands and South America. 1 ? 22 mm. in house with 

 juv. in 3rd instar. 



Remarks. The adults of both sexes appear to be found mostly in the deeper layers, 



but the young rise to the surface (Stephensen, 1924, p. 119). Propagation takes place 



in winter and early spring (November to April) or in the more northerly parts of 



36-2 



