Vertebrate families of the world

	A	B	C	D	E	F
1	class	order	family	common.name	seen.y.n	notes

2	Myxini	Myxiniformes	Myxinidae	Hagfish		total families seen = 1
3	Hyperoartia	Petromyzontiformes	Geotriidae	Southern lampreys
4	Hyperoartia	Petromyzontiformes	Mordaciidae	Southern top-eyed lampreys
5	Hyperoartia	Petromyzontiformes	Petromyzontidae	Northern lampreys
6	Chondrichthyes	Carcharhiniformes	Carcharhinidae	Requiem sharks
7	Chondrichthyes	Carcharhiniformes	Hemigaleidae	Weasel sharks
8	Chondrichthyes	Carcharhiniformes	Leptochariidae	Barbeled houndshark
9	Chondrichthyes	Carcharhiniformes	Proscylliidae	Finback catsharks
10	Chondrichthyes	Carcharhiniformes	Pseudotriakidae	False catsharks
11	Chondrichthyes	Carcharhiniformes	Scyliorhinidae	Catsharks
12	Chondrichthyes	Carcharhiniformes	Sphyrnidae	Hammerhead sharks
13	Chondrichthyes	Carcharhiniformes	Triakidae	Houndsharks
14	Chondrichthyes	Heterodontiformes	Heterodontidae	Bullhead sharks
15	Chondrichthyes	Hexanchiformes	Chlamydoselachidae	Frilled sharks
16	Chondrichthyes	Hexanchiformes	Hexanchidae	Cow sharks
17	Chondrichthyes	Lamniformes	Alopiidae	Thresher sharks
18	Chondrichthyes	Lamniformes	Cetorhinidae	Basking sharks
19	Chondrichthyes	Lamniformes	Lamnidae	White sharks
20	Chondrichthyes	Lamniformes	Megachasmidae	Megamouth sharks
21	Chondrichthyes	Lamniformes	Mitsukurinidae	Goblin sharks
22	Chondrichthyes	Lamniformes	Odontaspididae	Sand tiger sharks
23	Chondrichthyes	Lamniformes	Pseudocarchariidae	Crocodile shark
24	Chondrichthyes	Myliobatiformes	Aetobatidae	Painted rays
25	Chondrichthyes	Myliobatiformes	Dasyatidae	Whiptail stingrays
26	Chondrichthyes	Myliobatiformes	Gymnuridae	Butterfly rays
27	Chondrichthyes	Myliobatiformes	Hexatrygonidae	Sixgill stingray
28	Chondrichthyes	Myliobatiformes	Myliobatidae	Eagle rays
29	Chondrichthyes	Myliobatiformes	Plesiobatidae	Giant stingaree
30	Chondrichthyes	Myliobatiformes	Potamotrygonidae	River stingrays
31	Chondrichthyes	Myliobatiformes	Urolophidae	Round rays
32	Chondrichthyes	Myliobatiformes	Urotrygonidae	American round rays
33	Chondrichthyes	Orectolobiformes	Brachaeluridae	Blind sharks
34	Chondrichthyes	Orectolobiformes	Ginglymostomatidae	Nurse sharks
35	Chondrichthyes	Orectolobiformes	Hemiscylliidae	Bamboo sharks
36	Chondrichthyes	Orectolobiformes	Orectolobidae	Wobbegongs
37	Chondrichthyes	Orectolobiformes	Parascylliidae	Collared carpet sharks
38	Chondrichthyes	Orectolobiformes	Rhincodontidae	Whale shark
39	Chondrichthyes	Orectolobiformes	Stegostomatidae	Zebra shark
40	Chondrichthyes	Pristiophoriformes	Pristiophoridae	Saw sharks
41	Chondrichthyes	Rajiformes	Anacanthobatidae	Smooth skates
42	Chondrichthyes	Rajiformes	Arhynchobatidae	Softnose skates
43	Chondrichthyes	Rajiformes	Rajidae	Skates
44	Chondrichthyes	Rhinopristiformes	Glaucostegidae	Giant guitarfishes
45	Chondrichthyes	Rhinopristiformes	Pristidae	Sawfish
46	Chondrichthyes	Rhinopristiformes	Rhinidae	Wedgefish
47	Chondrichthyes	Rhinopristiformes	Rhinobatidae	Guitarfish
48	Chondrichthyes	Squaliformes	Centrophoridae	Gulper sharks
49	Chondrichthyes	Squaliformes	Dalatiidae	Kitefin sharks
50	Chondrichthyes	Squaliformes	Echinorhinidae	Bramble sharks
51	Chondrichthyes	Squaliformes	Etmopteridae	Lantern sharks
52	Chondrichthyes	Squaliformes	Oxynotidae	Rough sharks
53	Chondrichthyes	Squaliformes	Somniosidae	Sleeper sharks
54	Chondrichthyes	Squaliformes	Squalidae	Dogfish
55	Chondrichthyes	Squaliformes	Squatinidae	Angelsharks
56	Chondrichthyes	Torpediniformes	Hypnidae	Coffin ray
57	Chondrichthyes	Torpediniformes	Narcinidae	Numbfishes
58	Chondrichthyes	Torpediniformes	Narkidae	Sleeper rays
59	Chondrichthyes	Torpediniformes	Platyrhinidae	Thornbacks
60	Chondrichthyes	Torpediniformes	Torpedinidae	Torpedoes
61	Chondrichthyes	Chimaeriformes	Callorhinchidae	Plownose chimaeras
62	Chondrichthyes	Chimaeriformes	Chimaeridae	Shortnose chimaeras
63	Chondrichthyes	Chimaeriformes	Rhinochimaeridae	Longnose chimaeras
64	Actinopterygii	Acipenseriformes	Acipenseridae	Sturgeons
65	Actinopterygii	Acipenseriformes	Polyodontidae	Paddlefish
66	Actinopterygii	Albuliformes	Albulidae	Bonefishes
67	Actinopterygii	Alepocephaliformes	Leptochilichthyidae	n/a
68	Actinopterygii	Alepocephaliformes	Alepocephalidae	Slickheads
69	Actinopterygii	Alepocephaliformes	Platytroctidae	Tubeshoulders
70	Actinopterygii	Amiiformes	Amiidae	Bowfin
71	Actinopterygii	Anguilliformes	Anguillidae	Freshwater eels
72	Actinopterygii	Anguilliformes	Chlopsidae	False morays
73	Actinopterygii	Anguilliformes	Colocongridae	Worm eels
74	Actinopterygii	Anguilliformes	Congridae	Conger & garden eels
75	Actinopterygii	Anguilliformes	Cyematidae	Bobtail snipe eels
76	Actinopterygii	Anguilliformes	Derichthyidae	Longneck eels
77	Actinopterygii	Anguilliformes	Eurypharyngidae	Gulpers
78	Actinopterygii	Anguilliformes	Heterenchelyidae	Mud eels
79	Actinopterygii	Anguilliformes	Monognathidae	Onejaws
80	Actinopterygii	Anguilliformes	Moringuidae	Spaghetti eels
81	Actinopterygii	Anguilliformes	Muraenesocidae	Pike congers
82	Actinopterygii	Anguilliformes	Muraenidae	Moray eels
83	Actinopterygii	Anguilliformes	Myrocongridae	Thin eels
84	Actinopterygii	Anguilliformes	Nemichthyidae	Snipe eels
85	Actinopterygii	Anguilliformes	Nettastomatidae	Duckbill eels
86	Actinopterygii	Anguilliformes	Ophichthidae	Snake eels
87	Actinopterygii	Anguilliformes	Protanguillidae	n/a
88	Actinopterygii	Anguilliformes	Saccopharyngidae	Swallowers
89	Actinopterygii	Anguilliformes	Serrivomeridae	Sawtooth eels
90	Actinopterygii	Anguilliformes	Synaphobranchidae	Cutthroat eels
91	Actinopterygii	Argentiniformes	Microstomatidae	Pencil smelts
92	Actinopterygii	Argentiniformes	Opisthoproctidae	Barreleyes
93	Actinopterygii	Argentiniformes	Argentinidae	Argentines
94	Actinopterygii	Argentiniformes	Bathylagidae	Deep-sea smelts
95	Actinopterygii	Ateleopodiformes	Ateleopodidae	Jellynose fish
96	Actinopterygii	Atheriniformes	Atherinidae	n/a
97	Actinopterygii	Atheriniformes	Atherinopsidae	n/a
98	Actinopterygii	Atheriniformes	Bedotiidae	Madagascar rainbowfishes
99	Actinopterygii	Atheriniformes	Dentatherinidae	Mercer's tusked silverside
100	Actinopterygii	Atheriniformes	Isonidae	Surf sardines