242 APPENDIX. 



A. D. MORRILL. 



Pectoral Appendages and their Innervation in Prionotus. 

 JULIA B. PL ATT. 



The Ontogenetic Differentiation of the Ectoderm in Necturus. 



(Preliminary Notice.) 

 MARY SCHIVELY. 



Ueber den Einfluss der Concentration des Seewassers auf die 

 Herzthatigheit einiger Seethiere. Pfliiger's Archiv fiir 

 Physiologic. 

 S. WATASE. 



On the Nature of Cell-Organization. Biol. Lectures, Vol. II, 1894. 



WM. M. WHEELER. 



Syncoelidium pellucidum, a New Marine Triclad. Journ. of Morph. 

 Planocera inguilina, a Polyclad Inhabiting the Branchial Chamber 



of Sycotypus Canaliculatus Gill. Journ. of Morph., Vol. IX, 



1894. 



