TABLE OF CONTENTS. 



Names of geuera and species. 



Plate and iij;nra. 



Page. 



Introduction 



Table ov Cunten is 



List of the New CiENERv an'd Species with Etymolooie^ 

 List uk Pl.\tes 



MARSIPOIiRANCIlII, 



Hyperotrkta : 

 Mysiiiida — 



Myxiiie, L. — 



SI. glutiiiosa, L 



australis. .Jeiiyiis 



Hyperoartia : 



Petromyzontida" — 



PetromyzoD, Artedi — 



P. marinus, L 



IJathymyzoii, Gill — 



B. H'aiidii, Gill 



Elasmorranchii. 



Tkctospondyi.i : 



Scymucirliinid.T — 



Scymuorbiuus, Cut. — 



S. lichia, Bonn 



Somniosns, Le S. — 



S. microcephalns, ( Schn. ) 



rostratus, (Risso) 



Echiuorliinus, Bl. — 



E. spinosus, Gni 



Etmopteridai — 



Etmopterns, Raf. — 



K. spinax, L 



pusillus, (Lowe) 



granulosus, (itbr 



Paracentioscylliuin, Ale. — 



P. ornatuni, Air 



Centroscvllium, M. & H. — 



C. Fabricii, (Rlidt.) 



granulatum, Gtlir 



Scymnodon, B. & C. — 



S. ringens, B. & C 



Centrophorus, M. & H. — 



C. uyatus, (Rat.) 



luaitanicus, B. & C 



crepidater, B. & C 



squamosus, Ginel 



Dumerilii, (Johnson) 



calceus, Lowe 



equamulosns, Gthv 



foliaceus, Gthi- 



Centroscvninus. B. & C. — 



C. coelolepis, B. & C 



obscurus, V 



Oxynotn.s, Raf. — 



O. centrina, (L. ) 



ASTEROSPONDYLI : 

 8cylliorliinid:p — 



Srylliorhinus, Bl. — 



S. retifer, Garinaii 



proiundoium, G. & B 



hi.spidus. Ale 



canesceus. Gtlir 



Galeidse — 



Mustelus — 



M. binnulus, Bl 



Pseudotriacis, C'apello — 



P. microdou, C'apello 



Pristiurus, Bon. — 



P. mi'IaHtonius, (Raf.) 



atlauticus, V 



1,1 

 1,2 



111,8 



111,9 



V, 18 

 11,5 



11,7 



IV, 12 



111,11 



IV. 13 



\I.L>1 



IV, 



11. !.■) 

 V, It) 



V, 17 



III. 10 

 VI, 2(1 



in 



IX 

 XXXI 



I* 



10 

 10 

 10 



.-.07 



u 

 11 



n 



12 

 12 

 13 

 13 

 13 

 14 

 .508 

 .508 



14, 508 

 1.5 



16,508 



17 



508 



.508 



18, 508 



L'O. 508 

 •-'1 



