Imagem de Convolutriloba longifissura Bartolomaeus & Balzer 1997

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Xenacoelomorpha

extinction status

Paleobiology Database
extant
URI: http://eol.org/schema/terms/extant

Definição: This taxon is still in existence, as opposed to extinct.

Atribuição: http://en.wikipedia.org/wiki/Extant_taxon

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known marine species

Appeltans et al

401

number of new species decribed 1999-2008

Appeltans et al

74

percent of marine species currently described

Appeltans et al

9

total species (expert opinion)

Appeltans et al

4501

total unknown species (statistical model)

Appeltans et al

360

(máximo)
Appeltans et al

250

(min)