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Welcome to Prehistoric Mania, the ultimate database of prehistoric life! This is a work in progress, and we are adding more dinosaurs and other prehistoric creatures all the time. Listed below are the families in the database, with the number of current entries for each. Click on a family to see the full list and get detailed type (genus) information.

Currently 602 entries in the database!


Major Group (Suborder) Family Size Range Date Range #
Dinosaurs - Saurischia:SauropodaCamarasauridae
30 to 80 ft.
188 - 120 MYA
16map
Cetiosauridae
21 to 65 ft.
208 - 154 MYA
14map
Diplodocoidea
28 to 190 ft.
156 - 70 MYA
17map
Macronaria
20 to 120 ft.
169 - 65 MYA
54map
Prosauropoda
5 to 38 ft.
227 - 194 MYA
22map
Turiasauria
52 to 121 ft.
150 - 145 MYA
3map
Dinosaurs - Saurischia:TheropodaAbelisauridae
0 to 30 ft.
180 - 65 MYA
17map
Alvarezsauridae
2.5 to 7 ft.
90 - 68 MYA
4map
Carcharodontosauridae
26 to 46 ft.
121 - 100 MYA
6map
Carnosauria
14 to 39 ft.
195 - 84 MYA
14map
Ceratosauria
8 to 30 ft.
210 - 112 MYA
6map
Coelophysoidea
3 to 23 ft.
222 - 188 MYA
10map
Coelurosauria
2.5 to 30 ft.
175 - 70 MYA
21map
Dromaeosauridae
2 to 20 ft.
125 - 69 MYA
19map
Herrerasauridae
2.4 to 15 ft.
231 - 210 MYA
9map
Megalosauridae
20 to 40 ft.
169 - 132 MYA
7map
Mononykinae
1 to 3 ft.
84 - 70 MYA
3map
Noasauridae
2.5 to 35 ft.
127 - 65 MYA
7map
Ornithomimosauria
6.5 to 30 ft.
112 - 65 MYA
11map
Oviraptorosauria
3 to 26 ft.
169 - 70 MYA
17map
Scansoriopterygidae
0.4 to 0.8 ft.
160 - 125 MYA
3map
Spinosauridae
20 to 55 ft.
137 - 95 MYA
10map
Therizinosauroidea
7 to 36 ft.
198 - 75 MYA
12map
Troodontidae
1.6 to 16 ft.
151 - 76 MYA
13map
Tyrannosauria
3 to 42 ft.
160 - 65 MYA
21map
Dinosaurs - OrnithischiaAnklyosauria
1 to 30 ft.
200 - 65 MYA
44map
Ceratopsia
2 to 35 ft.
160 - 65 MYA
36map
Hadrosauridae
15 to 54.5 ft.
100 - 65 MYA
34map
Heterdontosauridae
2 to 4 ft.
225 - 125 MYA
8map
Hypsliphodontidae
2.5 to 15 ft.
175 - 68 MYA
17map
Iguanodontia
2.5 to 33 ft.
155 - 65 MYA
22map
Lesothosauria
3 to 6 ft.
225 - 195 MYA
3map
Pachycephalosauria
2 to 15 ft.
125 - 65 MYA
13map
Stegosauria
12 to 29.5 ft.
170 - 50 MYA
14map
Flying ReptilesPterodactyloidea
1.5 to 38 ft.
150 - 70 MYA
11map
Rhamphorhynchoidea
1.6 to 5 ft.
222 - 150 MYA
8map
Marine ReptilesIcthyosauria
3.3 to 49 ft.
220 - 110 MYA
4map
Mosasauridae
3 to 33 ft.
92 - 70 MYA
2map
Plesiosauroidea
10 to 65 ft.
190 - 65 MYA
14map
Pliosauroidea
6 to 82 ft.
200 - 90 MYA
10map
Mammal-like Reptiles (Synapsids)Caseasauria
4 to 20 ft.
280 - 265 MYA
6map
Cynodontia
0.3 to 4 ft.
260 - 210 MYA
6map
Dicynodontia
0.7 to 11 ft.
260 - 215 MYA
8map
Estemmenosuchidae
6 to 11 ft.
268 - 255 MYA
2map
Eupelycosauria
3 to 7 ft.
290 - 260 MYA
4map

2005-2007, M.G. & K.M. Hendron

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