XLII ILLUSTRATIONS. 



Page. 



FIG. 493. Csecidotea nickajackensis (After Hay). Metcalf, Georgia, specimen. 486 

 494. Cjecidotea nickajackensis (After Packard), a, First antenna, b, 



Uropoda 436 



495. Csecidotea richardsome (After Hay), a, Dorsal view, b, First 

 antenna, c, Second antenna, d, Mandible, e, First maxilla. 

 /, Second maxilla, g, Maxilliped. h, Upper lip. i, Lower lip. 



j, Gnathopod 437 



496. Csecidotea smithsii (After Ulrich). a, Basal segment of upper 

 antenna, showing auditory spines, b, Maxilla (?) (according to 

 Ulrich). c, Upper antenna, d, Portion of body, e, First leg. 

 /, Portion of lower antenna, y, Basal portion of same. h, Lab- 

 rum, i, Second leg 438 



497. Stenetrium serratum (After Hansen). a, Head, b, First two 

 thoracic legs?, c, Terminal part of second leg. d, Terminal part 



of iirst leg. e, Abdomen 440 



498. Stenetrium occidentale (After Hansen). a, Third left pleopod of 

 female, b, Terminal part of first leg of adult female, r, First leg 

 of adult male, d, Abdomen of female, e, First pleopod of adult 

 male. /, Left antennula of adult male, g, Second left pleopod 

 of adult male. h, Third left pleopod of male. /, First left leg of 

 immature male, j, First left leg of adult female, k, First 

 pair of pleopoda of female. I, Fourth left pleopod of male. ///, 



Fifth left pleopod of male 442 



499. Stenetrium stebbingi. a, Head and first thoracic segment. 6, First 

 leg of male, c, First leg of female, d, Terminal segment of body 



and uropoda _ 444 



500. Stenetrium stebbingi. a, Third pleopod of male, b, First pleopod 



of male, c, Second pleopod of male 445 



501 . Stenetrium stebbingi. a, Fourth pleopod of male, b, Fifth pleopod 



of male, c, First pleopod of female 445 



502. Stenetrium antillense (After Hansen). a, Adult male, b, First leg 

 of adult male, c, Head of adult male, d, Abdomen of immature 

 female, e, Distal part of left mandible. /, Distal part of right 

 mandible. </, Distal part of lobe from third joint of left maxil- 

 lula. h, Left mandible of male, i, First right leg (terminal part) 

 of another male. ./, Paragnatha of male, k, Distal part of left 

 leg of immature female. I, Left maxilliped of male, m, Left 



maxilla of male, n, Left maxillula of male 447 



503. Jrera marina ( After Harger ) 450 



504. Jaera marina, a, Maxilliped. b, Mandible, c, Abdomen with 



uropoda 451 



505. Carpias bermudensis. a, Mandible, b, Second maxilla, c, First 

 leg of male, d, Dorsal view of male, e, Maxilliped. /, First 



maxilla 453 



506. Carpias bermudensis. a, First pleopod of male, b, Second pleopod 



of male, r, Female operculum 454 



507. Janin >psis californica. Anterior part of body 455 



508. Janiropsis californica. Terminal part of body 455 



509. Janiropsis kincaidi. Maxilliped 456 



510. Janiropsis kincaidi 456 



511. Janiropsis kincaidi. Last thoracic segment, abdomen, and uropoda. 456 



512. Janiropsis kincaidi. Uropod ."*. 456 



513. Janiropsis kincaidi. a, First pleopod of male. 6, Second pleopod 



of male, c, Third pleopod of male 457 



