li 4 



TIL MORTENSEN, 



(Schwed. Siidpolar-Exp 



Valve of rostra'te'-pediceUaria- of Abatus cavernosus. Side view. (Comp. Fig. 30.) l v*f t 



dobiferous 



the 



90 7 1 



inside. 



tridentate 



triphyllous 

 tridentate 



» » » , var. bidens. From 



(Comp. Fig. 32.) 



» » Agassizii. 5 °/i. 



» » caver?iosus (Patagonian Bank). 6s /i. 

 » » » var. bidens. (Comp. Fig. 35.) 6s /i 



» » » , side view. (Comp. Fig. 36.) »m/, 



» Tripylus excavatus. (Comp. Fig. 18.) &5 /i. 

 Rostrate pedicellaria of Abatus cavernosus. 4'5/i. 



Valve of tridentate pedicellaria of Abatus cavernosus. (Comp. Figs. 37, 50.) 6 7/v 



» » Abatus Philippii. 6 t/\. 

 Globiferous pedicellaria of Schizdster (Tripylastcr) Philippii. 4 %- 

 Valve of tridentate pedicellaria of Schizaster (Tri/)j>/aster) Philippii. 6s /i. 



» » » » » Abatus cavernosus. (Comp. Figs. 37, 46.) 67 /i 



Tridentate pedicellaria of Abatus cavernosus. 45 /i. 



