Systematic Arrangemeiit. 
IX 
CLASS PISCES — Continued. Page. 
SUBCLASS SELACHII — Continued. 
Order Batoidei— C ontinued. 
Suborder Sarccra— C ontinued. 
Family Fajidce — Continued. 
Genus Baja (Artedi) Linnseus— Continued. 
eglanteria, Bose 71 
senta, Garman 71 
laevis (Mitcliill) 71 
rhina, Jordan A Gilbert 72 
binoculata, Girard .' 72 
inornata. Jordan & Gilbert 73 
equatorialis, Jordan A Bollman 74 
rosispinis. Gill A Townsend 2751 
interrupta, Gill A Townsend 2751 
parmifera, Bean 74 
stellulata, Jordan A Gilbert 75 
aleutica, Gilbert 75 
tracliura. Gilbert 75 
abyssicola, Gilbert 76 
Family Xarcobatidee 76 
Genus Tetronarce, Gill 77 
occidentalis (Storer) 77 
califoruica (Ayres) 77 
Genus Xarcine, Henle 78 
brasiliensis (Olfers) •. 78 
eutemedor, Jordan A Starks 2752 
Genus Discopyge, Tsebudi • 78 
omniata, Jordan A Gilbert 78 
Suborder Masticura 79 
Family Danyatidce 79 
Genus Urolopbus, Muller A Henle 79 
balleri, Cooper 80 
nebulosus, Garman 80 
umbrifer, Jordan A Starks 2752 
jamaicensis (Cuvier) 81 
mundus (Gill) 81; 2752 
goodei, Jordan A Bollman 81 
aspidurus, Jordan A Gilbert 81 
rogersi, Jordan A Starks 2752 
Genus Dasyatls, Kalinesque 82 
Subgenus Hemitrygon, Muller A Henle 83 
ceutrura (Mitchill) 83 
Subgenus Dasyatls 83 
hastata (De Kay) 83 
gymnura (Muller) 84 
sabina (Le Sueur) 84 
longa, Garman 8.5 
diTtterura, Jordan A Gilbert 85 
say (Le Sueur) 80 
Genus Pteroplatea, Miiller A Henle 80 
maclura (Le Sueur) 80 
crebripunctata, Peters 87 
luanuorata, Cooper 8< 
rava, Jordan A Starks 
Family Myliohatida; 
Genus Aetobatus, Blainville 88 
nariuari (Eupbraseii) 88 
