xliv 



DIV. L 



-VERTEBRATA, 



SERIES II.— CHONDROPTERYGII. 

 ORDER I. — Eleutherobranchii. 



Genus. Suhgcmis. Example of Species. 



I. Accipenser, L, A. sturio, L. Common sturgeon 



II. Polyodon, Lacep Squalus spatula, Mand. 



f I. Chimsera, prop. fC. monstrosa, L. Ki7ig of the 



III. Chimsera L. . . J '^"^ • '- ^"^''^ings 



' ' ° * I 2. Callorhyncluis, (C. cdMox\\ync\vxs,h. Elephunt- 

 ([_ Gron ........•< \ fish 



SERIES II.— CHONDROPTERYGII. 

 ORDER II. — Pentobranchii. 



Faviily . 



/ 



Genus. Subgenus. 



1. Scyllium, Ciw. , , . < ' „' 



^ \ fiS' 



2. Squalus, prop S. 



Example of Species. 

 canicula, L. Greater cat- 

 h 



3. Carcharias, Guv S. carcharias, L. White shark 



4. Lamua, Cuv. ....\^- '^f^Ji'^icus, Schn. Porheaglc 

 I shark 



J. . ^. Galeus, Cuv. S. galeus, L, Tope 



Squalus,L.^ 6. Mustelus, Cuv....f^- , >""j'^l"«' L'"' '^'""""^'^ 



( Jiound 

 7- Notidanus, C7cv S. griseus, L. 



8. Selache, Cuv S. maximus, Baski7ig shark 



9. Cestracion, Cuv S. philippi, Schn. 



10. Spiiiax, Cuv S. acanthias, Lin. Hound-fish 



11. Centrina, Cuv. . . . . S. centrina, Lin. 

 Vl2. Scymnus, Cuv S. squamosus, Lacep. 



II. Zygfena, Ctw l^' ""'ff]' Y^^" ^^«'«'«^'- 



•^ ° ( headed shark 



III. Squatina, Dmil . . . S. squatina, L. Angel-fish 



IV. Pristis, Lalh p. antiquorum, Lath. Saw-fish 



1. Rhinobatus, ^c/i??. . .R. rhinobatus, Lin. 



2. Rhina, Schn R. ancylostomus, Bl. 



3. Torpedo, Dum. . • . . T. galvanii, Riss. Torpedo 



4. Raia, prop. Cuv R. clavata, L. Thornhack 



V. Raia, Liu.\ 5. Trygon, Adans R. pastinaca, L. Sting ray 



6'. Anacanthus, Ehrenh..^. orbicularis, Bl. 



7. Myliobates, Dum. . . R. aquila, L. Sea-eagle 



1 ■ 8. Cephalothoptera, 1 „ , , ^i ^ „ , 



\ >• 7) » I ^* cephalothoptera, Schn. 



I. Petromy- 1 





zoii, L , 



Myxine, 

 L. .... 



Petromyzon, prop. .... P. fluvialis, L. River lamprey 



1. Heptatrcma, Dmn. . . P. cirrhatus, Forst. 



2. Gastrobranclius,JB/oc7iG. c£ecus, Bl. Blind lamprey 

 P. branchialls, Lin. Pride of 



the Jsis 



3. Ammoccetes 



, £*(««. < 



