246 



DR. F. E. BEDDARD ON 



In tabulating the chai^acteri sties of the fish Tsenias, Kraemer 

 writes thus:* " Der Mangel eines Rostellums, anstatt dessen 



Text-fig. 47. 



Upper figure a transverse section through part of a proglottid of Solenottsni 

 viperis ; lower figure a longitudinal section through part of a proglottid. 



Z. Longitudinal muscles, t. Transverse muscles. 



* Zeitschr. wiss. Zool.. loc. cif. p. 718. 



