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keyword

extinct marine arthropods

Monthly search volume and cost-per-click data for "extinct marine arthropods" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=extinct+marine+arthropods&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
trilobita 135,000 $0.29 5/20
trilobite 135,000 $0.27 5/20
trilobites 135,000 $0.27 5/20
trilobite meaning 40,500 $0 6/20
trilobites fossil 12,100 $0.23 5/20
trilobite definition 9,900 $0 6/20
what are trilobites 3,600 $0 6/20
what is a trilobite 3,600 $0 6/20
arthropods extinct 170 $0 6/20
extinct marine arthropod 50 $0 10/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=extinct+marine+arthropods&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt