#4447 · 🦀 crabs & other crustaceans

Brickwork Woodlouse

🇳🇱 Zwartkoppissebed ·Porcellio spinicornis

🦀 Crabs & other crustaceans 📍 in the Netherlands

10 photos from iNaturalist (Creative Commons) · credits & licences

1. © prairieboytrent · CC BY-NC 4.0
2. © Gilles San Martin · CC BY-SA 4.0
3. © Kazimieras Martinaitis · CC BY 4.0
4. 2613 CR Delft, Nederland:© lennen · CC BY-NC 4.0
5. 1761 Anna Paulowna, Nederland:© 05gi02el03 · CC BY-NC 4.0
6. Leek, Netherlands:© Joren van Schie · CC BY-NC 4.0
7. Oude Rijn, Leiden, Zuid-Holland, NL:© goffehoving · CC BY-NC 4.0
8. 9351 JR Leek, Netherlands:© Joren van Schie · CC BY-NC 4.0
9. Anna Paulowna, Nederland:© 05gi02el03 · CC BY-NC 4.0
10. 9351 JW Leek, Netherlands:© Joren van Schie · CC BY-NC 4.0

what is it?

Porcellio spinicornis is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae. This species is widespread in Europe, and has also been introduced to North America. The body have no spots, but the frontal lateral lobes are large.

base stats

NL sightings 229iNaturalist, research grade
worldwide 19,330iNaturalist observations

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

Spotted 229 times in the Netherlands on iNaturalist: the #12 most seen of the crabs & other crustaceans in NL.
19,330 observations worldwide on iNaturalist.
Scientifically named by Thomas Say in 1818 (208 years ago).