PLATE IX. 



Figs. 1-10. Anthracophausia dii.tisiana Hp. nov. .. .. .. .. . .' .. Page 61. 



1. Mag. 3 diam. Trunk and tail of adult male: e. eye, a. antennnle, an. antenna", s. ba.sal 



scale, ?nax. maxillipede, e»d. en'lopodites of seven pairs of trunk limbs, I. e.e* luminous 

 bodies, 1, 2. pleopods of first and second pairs, <ja. gut. Locality, Whiteaddei Water, 

 near Dims, Berwickshire. M. 860°. 



1a. Luminous body on trunk of fig. 1, enlarged. 



1b. Tip of male pleopod of fir.st pair, with coupling hooks, further magnified from fig. 1. 



2. Mag. 3 diam. Trunk and tail of fem.ale ; lettering as in fig 1. Same locality. M. 847°. 



3. Mag. 3 diam. Trunk and jiart of tail of adult male. Shows head organs: m.p. mandi- 



buliir palp., til. body of mandible : other lettering as in fig. 1. Same locality. M. 3494*^. 



4. Mag. 3 diam. Adult male : lettering as above. Same locality. M. 801°. 



5. Mag. 3 diam. Tail : a.s. accessory swimmerets on telson ; lettering as above. Same 



locality. M. 86.5". 



6. Mag 3 diam. Trunk and tail, back view. Shows course of gut. Same locality. M. 685°. 



7. Magnified head organs seen from beneath. Shows V)asal joints of antenna. M. 741°. 



8. Mag. 3 diam. Tail seen from beneath Shows portion of anus. M. 868". 



9. Restoration of tail fan, magnified. 



10. Mag. 2 diam. Carapace and head organs. Locality, Glencartholm, Langhohn. M. 2262''. 

 Figs. ll-l;"). Aiithracophausia dunsiana, var. ohesa vai-. nov. . . . . . . . . Pi>ge 66. 



11. Mag. 3 diam. Adult male, showing pleopods of first and .second pair ; lettering as above. 



Locality, Whiteadder Water, Duns, Berwickshire. M. 3514''. 



12. Mag. 2 diam. Trunk and I ail of female, showing liead organs. Locality, Glencartholm, 



Langholm, Dumfries.sliire. M. 2280''. 



13. Mag. 2 diam. Carapace of female. Same locality. 2714'^. 



14. Mag. 3 diam. Car.apace and head organs. Same locality. M. 2256' . 



15. Mag. o diam. Tail fan and la.st segment. Same locality. M. 2614' . 



16. Tail fan of I'ecent Kupliausia pellucida Dana, after G. 0. Sars, for ccmiparison. 



* Owing to a mistake, the huainous organs on tlie tail of fig. 1 are lettered r in.stead of /. 



