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What are species?
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Home - Species - Concepts - How many species are there?

More than 1 million 600 thousand species have now been described, although it is estimated that the planet may have 10 million or more.

Animals
Mammals
4,381
535
12.21
Birds
9,271
1,096
11.82
Reptiles
8,238
804
9.76
Frogs and toads
4,780
361
7.55
Fish
27,977
2,692
9.62

Centipede and milipedes

15,200
585
3.85
Spiders and scorpions
92,909
5,579
6.00
Insects
915,350
47,853
5.23

Shrimp and crab

44,920
5,387
11.99
Stars and sea urchins
7,000
503
7.19
Snails, clams, octopus
93,195
4,100
4.40
lombrises and marine worms
16,500
1,393
8.44
Rotifers
1,800
303
16.83
Flat worms
20,000
550
2.75
Jellyfish and corals
10,000
318
3.18
Sponges
5,500
268
4.87
Plantas
Magnolias and daisies
199,350
19,065
9.56
Palms and grasses
59,300
4,726
7.97

Cycads and pines

980
150
15.31

Ferns

13,025
1,067
8.19
Mosses and liverworts
19,900
1,482
7.45
Algae
27,000
2,702
10.01
Others
Fungi
70,000
7,000
10.00
    
        
1,666,576
108,519
Reference: CONABIO 2008

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