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Nigma
Nigma is a genus of cribellate araneomorph spiders in the family Dictynidae, and was first described by Pekka T. Lehtinen in 1967. They have a wide distribution, including Eurasia, North America, and Northern Africa. N. walckenaeri is one of the biggest members of the Dictynidae, growing up to 5 millimetres (0.20 in) long. They are translucent green and sometimes have red or black markings on the abdomen.
12 branches of this genus, most-observed first

Green Meshweaver
speciesNigma walckenaeri

Bleeding Heart Spider
speciesNigma puella

Nigma flavescens
speciesNigma flavescens

Nigma laeta
speciesNigma laeta
Nigma shiprai
speciesNigma shiprai
Nigma hortensis
speciesNigma hortensis
Nigma tuberosa
speciesNigma tuberosa
Nigma nangquianensis
speciesNigma nangquianensis
Nigma conducens
speciesNigma conducens
Nigma longipes
speciesNigma longipes
Nigma gertschi
speciesNigma gertschi
Nigma albida
speciesNigma albida
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Nigma in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 84524.