Plate XIX. 



3, 6, lo, 15, 18 — 21, 29, 34 Brissopsis lyri/era. 2, g var. capensis. 7, 24, 26. 27 5;-. «//«. i, 4, 5, 8, 11, 13, 14, 16, 22, 23, 25, 28, 



30—33 Br. atlantica. 12, 17 Br. etongaia. 



Fig. I 



- 2 



- 3 



- 4' 



- 5- 



- 6. 



— 9 



— 10, 



— II 



— 12 



— 13' 



— 14. 



- 15 



- 16, 



- 17 



— 18. 



- 19 



— 20, 



— 21 



— 22 



- 23 



- 24. 



- 25 



- 26, 



— 27. 



- 28. 



— 29 



- 30' 



- 31 



- 32 



- II 



— 34- 



Brissopsis atlantica, tridentate pedicellaria. so/j. 



— lyri/era, var. capc7isis, valve of tridentate pedicellaria. ^°'|■^. 



— — valve of tridentate pedicellaria. 37/j. 



— atlantica, — - rostrate — 5°/,. 



— — — - — — larger form, side view. 5o/i. 



— lyri/era, small, rostrate pedicellaria. (Comp. Fig. 34). 37/j. 



— alta, valve of — — 5o/j. 



— atlantica (?), (: Talisman >) valve of rostrate pedicellaria. so/^, 



— lyri/era, var. capensis, valve of small rostrate pedicellaria. '/'s/j. 



— — valve of tridentate pedicellaria. 7°/i. 



— atlantica, tridentate pedicellaria. 37/j. 



— elongata, valve of tridentate pedicellaria. 5°/,. 



— atlantica (?) («Talisman ), valve of tridentate pedicellaria. 70/j. 



(?), valve of 8-valved « tridentate 



(Comp. Figs. 22, 30). 



lyri/era (Mediterranean), valve of rostrate pedicellaria, side view. (Comp. Fig. 21). S"/,. 

 atlantica (?) (sTalisman»), — - small rostrate pedicellaria. ^°l^^. 

 elongata, valve of rostrate pedicellaria. '75/j. 

 lyri/era, — - — — 70/^. 



— — - small tridentate pedicellaria. '75/i. 



— (Mediterranean), valve of rostrate pedicellaria. 37/,. 



— — _ . _ _ (Comp. Fig. 15). 50/,. 

 atlantica (?), valve of 8-valved «tridentate>^ pedicellaria. (Comp. P'igs. 14, 30). 7%. 



— (?) («Talisman>), valve of rostrate pedicellaria. s"/,. 

 alta, valve of tridentate pedicellaria. 70/,. 



atlantica, valve of small rostrate (?) pedicellaria. 7°/,. 

 alta, valve of tridentate pedicellaria. 70/j. 



— tridentate pedicellaria, fourvalved. 7°/,. 

 atlantica, valve of tridentate pedicellaria. 50/,. 

 lyri/era, — - — — 37/,. 



atlantica (?), 8-valved «tridentate» pedicellaria. 5°/,. 



— (?) («Talisman»), valve of tridentate pedicellaria. 5o/j. 



— valve of tridentate pedicellaria. so/,. 



- - - - - -^Vi- 



lyri/era, rostrate pedicellaria. 37/,. 



