Classification
Within iNaturalist.org

All Names

  • Portuguese
    • Picnogonídeos
    • Aranhas-do-mar
  • Scientific Names
    • Pycnogonida
  • English
    • Sea Spiders
  • Russian
    • Морские пауки
    • Многоколенчатые
  • Belarusian
    • Марскія павукі
  • Spanish
    • Arañas de mar
  • Chinese (Traditional)
    • 海蛛綱(堅殖腺綱)
  • Japanese
    • ウミグモ綱

Extras

Taxonomic changes »

Taxon schemes »

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Wikipedia taxobox »

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Creative Commons Flickr Photos Tagged "Pycnogonida."

Recent observations

Photos / Sounds

What

Small Sea Spiders Genus Pycnogonum

Observer

tiwane

Date

July 25, 2016 12:27 PM PDT

Description

One of my campers handed this to me today, saying he'd found several. I put it in some water and voila, definite sea spider!

Photos / Sounds

Square

What

Bacopa Chaenostoma cordatum

Observer

pjd1

Date

July 17, 2016 12:43 PM NZST

Description

Naturalised on grassy bank under old orchard trees at back of an old villa. Herbarium specimen collected (this will be lodged in AK).

The most appropriate name for this plant now seems to be Chaenostoma cordatum
(Thunb.) Benth.

Photos / Sounds

What

Sea Spider Ammothella biunguiculata

Observer

ponkyjoe

Date

June 9, 2016 07:59 AM PDT

Photos / Sounds

What

Sea Spiders Class Pycnogonida

Observer

maractwin

Date

May 8, 2016 08:08 AM ADT

Photos / Sounds

Square

Observer

constance

Date

May 19, 2016 08:03 PM PDT

Photos / Sounds

What

Sea Spiders Class Pycnogonida

Observer

damontighe

Date

May 19, 2016 06:15 PM PDT

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

jpsilva

Date

July 31, 2013 10:48 AM WEST

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

jpsilva

Date

July 24, 2013 12:10 PM WEST

Description

Possibly Nymphon gracile

Photos / Sounds

What

Sea Spiders Class Pycnogonida

Observer

anudibranchmom

Date

May 3, 2016

Description

Good mama sea spider did not drop her bundle of eggs despite the stress of this photo op. Photo bomb in lower left by tiny (2 mm) Eubranchus misakiensis.

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

jpsilva

Date

September 10, 2011 10:16 AM WEST

Description

Mating?

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

jpsilva

Date

July 3, 2011 10:09 AM WEST

Photos / Sounds

Square

Observer

jpsilva

Date

April 30, 2012 09:58 PM WEST
View all observations

Description from Wikipedia

Sea spiders, also called Pantopoda or pycnogonids, are marine arthropods of class Pycnogonida. They are cosmopolitan, found especially in the Mediterranean and Caribbean Seas, as well as the Arctic and Antarctic Oceans. There are over 1300 known species, ranging in size from 1 to 10 millimetres (0.039 to 0.39 in) to over 90 cm (35 in) in some deep water species. Most are toward the smaller end of this range in relatively shallow depths, however, they can grow to...

No range data available.
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