XL Systematic Arrangement. 



CLASS PISCES Continued. Page. 



SUBCLASS TELEOSTOMI-Continued. 

 ORDER HEMIBRANCHII Continued. 

 Family Gasterosteidce Continued. 



Genus Gasterosteus ( Artedi) Linnaeus Continued. 



williamsoni, Girard 750 



microcephalus (Girard) 751 



Genus Apeltes, De Kay 752 



quadracus (Mitchill) 752 



Family Aulorhynchidce 752 



Genus Aulorhynchus, Gill 753 



flavidus.Gill 754 



Family Aulostomidce 754 



Genus Aulostomus, Lac6pede 754 



maculatus, Valenciennes 754 



cinereus, Poey 755 



Family Fistulariidce 755 



Genus Fistularia, LinnaBus i 756 



tabacaria, Linnreus 757 



depressa, Giinther 757 



petimba, Lacepede 758 



Family Macrorhamphosidce 758 



Genus Macrorhamphosus, Lac6pede 759 



scolopax (Linnaeus) 759 



ORDER LOPHOBRANCHII 759 



SUBORDER SYNGNATHI 760 



Family Synynathidce , 760 



Genus Siphostoma, Rafinesque 761 



Submenus Dermatostetnus, Gill 763 



punctipinne (Gill) 763 



Subgenus Siphostoma 763 



carinatuin, Gilbert 763 



californiense (Storer) 764 



griseolineatum (Ayres) * 764 



leptorhynchum (Girard) 764 



fistulatum (Peters) 765 



barbarae, Swain 765 



mackayi Swain & Meek 766 



floridae, Jordan & Gilbert 766 



poeyi, Jordan & Evermann .' 766 



auliscus, Swain 767 



pelagicum (Osbeck) 767 



rousseau (Kaup) 767 



elucens (Poey) 768 



jonesi (Giinther) 768 



robertsi, Jordan & Rutter 2837 



sinaloae, Jordan & Starks 2838 



brachycephalum (Poey) 769 



afflne (Giinther) 769 



scovelli, Evermann & Kendall 769 



bairdianum (Dumeril) 770 



louisianae (Giinther) 770 



fuscum (Storer) 770 



starksii, Jordan & Culver 771; 2838 



arctum, Jenkins & Evermann 771 



crinigerum, Bean & Dresel 771 



Genus Corythroichthys, Kaup 772; 2838 



albirostris, Heckel 772; 2838 



cayennensis (Sauvage) 772 ; 2838 



