Amaurobius

Amaurobius spiders are fascinating creatures that belong to the tangled nest spider family. These spiders can be found in many parts of the world, including Europe, Asia, and the United States. Curious to know more? We have gathered some intriguing facts about them for you right here.

Scientific Classification

Amaurobius

Spiders Belonging to the Genus

  • A. agastus
  • A. annulatus
  • A. antipovae
  • A. asuncionis
  • A. ausobskyi
  • A. barbaricus
  • A. barbarus
  • A. borealis
  • A. candia
  • A. cerberus
  • A. corruptus
  • A. crassipalpis
  • A. cretaensis
  • A. deelemanae
  • A. diablo
  • A. distortus
  • A. dorotheae
  • A. drenskii
  • A. erberi
  • A. fenestralis
  • A. ferox
  • A. festae
  • A. galeritus
  • A. geminus
  • A. hagiellus
  • A. heathi
  • A. hercegovinensis
  • A. intermedius
  • A. jugorum
  • A. koponeni
  • A. kratochvili
  • A. latebrosus
  • A. latescens
  • A. leechi
  • A. lesbius
  • A. longipes
  • A. mathetes
  • A. mephisto
  • A. minor
  • A. minorca
  • A. minutus
  • A. minutus
  • A. occidentalis
  • A. ossa
  • A. pallidus
  • A. palomar
  • A. paon
  • A. pavesii
  • A. pelops
  • A. pesarinii
  • A. phaeacus
  • A. prosopidus
  • A. ruffoi
  • A. scopolii
  • A. similis
  • A. songi
  • A. spinatus
  • A. strandi
  • A. tamalpais
  • A. thoracicus
  • A. transversus
  • A. triangularis
  • A. tristis
  • A. tulare
  • A. vachoni
  • A. vexans
  • A. yanoianus

Amaurobius Erberi

Physical Description and Identification

Adults

  • Size: The average size of several spiders of this genus can span from 0.19 to 0.78 inches (5 to 20 mm).
  • Color: Their colors vary from light to dark brown. For instance, the black lace-weaver (Amaurobius ferox), one of the prominent species of this genus has a brownish-tan appearance.
  • Other Characteristic Features: Most of them have a rounded abdomen with a striped pattern on their legs. Species like the Amaurobius similis, and Amaurobius fenestralis both referred to as the lace-web have v-shaped abdominal markings.

Eggs

The females of several Amaurobius spiders make a white sac where the small-sized eggs remain safely encased.

Spiderlings

There is not enough data on how spiderlings survive but most of them disperse to be on their own in a month’s time after hatching.

The Web

These ground-dwelling spiders construct funnel-shaped or tube-like silken webs mostly behind barks of trees, fences, and buildings.

Are Amaurobius Spiders Venomous?

Yes, Amaurobius spiders have venom, like most spiders, which they use to subdue their prey.

Can Amaurobius Spiders Bite?

While Amaurobius spiders can bite if threatened, they are generally not aggressive towards humans, and their venom isn’t considered dangerous to us. Most spiders of this genus like the lace-webbed spider are infamous for their painful bites particularly if provoked.

Amaurobius Fenestralis

Ecological Importance and Behavior of Amaurobius Spider

Amaurobius spiders play a crucial role in maintaining ecological balance, serving as both predators and prey. They contribute to controlling insect populations, ensuring a healthy environment. Their web-building behavior, aside from providing them with a hunting ground, adds to the structural complexity of their habitat, benefiting other species as well.

Natural Predator: Birds and larger insects are among the natural predators of Amaurobius spiders, showcasing the delicate balance within their ecosystem.

Prey-Predator Dynamics: These spiders exhibit fascinating dynamics in their hunt for prey and evasion from predators. They rely on their venom and web-building skills for capturing insects, while their camouflage and agility serve as defense mechanisms against predators.

Relationship with Humans: While generally not a threat, Amaurobius spiders can bite when provoked, causing discomfort. However, their presence is beneficial in controlling insect populations around human dwellings. Education and awareness can foster a harmonious coexistence, emphasizing the ecological benefits they provide.

Quick Facts

DistributionGermany, Switzerland, Greece, Italy, Turkey, Libya, China, Spain, Argentina, Micronesia, France, Italy, and USA
HabitatForests and grasslands
DietInsects
Lifespan1-2 years

Did You Know

  • This genus was first noted and discovered in 1837, by German Entomologist Carl Ludwig Koch.

Amaurobius Similis

In conclusion, Amaurobius spiders, with their global distribution and unique behaviors, play a vital role in maintaining ecological balance and offer a fascinating glimpse into the complex world of arachnids.

Amaurobius spiders are fascinating creatures that belong to the tangled nest spider family. These spiders can be found in many parts of the world, including Europe, Asia, and the United States. Curious to know more? We have gathered some intriguing facts about them for you right here.

Amaurobius

Spiders Belonging to the Genus

  • A. agastus
  • A. annulatus
  • A. antipovae
  • A. asuncionis
  • A. ausobskyi
  • A. barbaricus
  • A. barbarus
  • A. borealis
  • A. candia
  • A. cerberus
  • A. corruptus
  • A. crassipalpis
  • A. cretaensis
  • A. deelemanae
  • A. diablo
  • A. distortus
  • A. dorotheae
  • A. drenskii
  • A. erberi
  • A. fenestralis
  • A. ferox
  • A. festae
  • A. galeritus
  • A. geminus
  • A. hagiellus
  • A. heathi
  • A. hercegovinensis
  • A. intermedius
  • A. jugorum
  • A. koponeni
  • A. kratochvili
  • A. latebrosus
  • A. latescens
  • A. leechi
  • A. lesbius
  • A. longipes
  • A. mathetes
  • A. mephisto
  • A. minor
  • A. minorca
  • A. minutus
  • A. minutus
  • A. occidentalis
  • A. ossa
  • A. pallidus
  • A. palomar
  • A. paon
  • A. pavesii
  • A. pelops
  • A. pesarinii
  • A. phaeacus
  • A. prosopidus
  • A. ruffoi
  • A. scopolii
  • A. similis
  • A. songi
  • A. spinatus
  • A. strandi
  • A. tamalpais
  • A. thoracicus
  • A. transversus
  • A. triangularis
  • A. tristis
  • A. tulare
  • A. vachoni
  • A. vexans
  • A. yanoianus

Amaurobius Erberi

Physical Description and Identification

Adults

  • Size: The average size of several spiders of this genus can span from 0.19 to 0.78 inches (5 to 20 mm).
  • Color: Their colors vary from light to dark brown. For instance, the black lace-weaver (Amaurobius ferox), one of the prominent species of this genus has a brownish-tan appearance.
  • Other Characteristic Features: Most of them have a rounded abdomen with a striped pattern on their legs. Species like the Amaurobius similis, and Amaurobius fenestralis both referred to as the lace-web have v-shaped abdominal markings.

Eggs

The females of several Amaurobius spiders make a white sac where the small-sized eggs remain safely encased.

Spiderlings

There is not enough data on how spiderlings survive but most of them disperse to be on their own in a month’s time after hatching.

The Web

These ground-dwelling spiders construct funnel-shaped or tube-like silken webs mostly behind barks of trees, fences, and buildings.

Are Amaurobius Spiders Venomous?

Yes, Amaurobius spiders have venom, like most spiders, which they use to subdue their prey.

Can Amaurobius Spiders Bite?

While Amaurobius spiders can bite if threatened, they are generally not aggressive towards humans, and their venom isn’t considered dangerous to us. Most spiders of this genus like the lace-webbed spider are infamous for their painful bites particularly if provoked.

Amaurobius Fenestralis

Ecological Importance and Behavior of Amaurobius Spider

Amaurobius spiders play a crucial role in maintaining ecological balance, serving as both predators and prey. They contribute to controlling insect populations, ensuring a healthy environment. Their web-building behavior, aside from providing them with a hunting ground, adds to the structural complexity of their habitat, benefiting other species as well.

Natural Predator: Birds and larger insects are among the natural predators of Amaurobius spiders, showcasing the delicate balance within their ecosystem.

Prey-Predator Dynamics: These spiders exhibit fascinating dynamics in their hunt for prey and evasion from predators. They rely on their venom and web-building skills for capturing insects, while their camouflage and agility serve as defense mechanisms against predators.

Relationship with Humans: While generally not a threat, Amaurobius spiders can bite when provoked, causing discomfort. However, their presence is beneficial in controlling insect populations around human dwellings. Education and awareness can foster a harmonious coexistence, emphasizing the ecological benefits they provide.

Quick Facts

DistributionGermany, Switzerland, Greece, Italy, Turkey, Libya, China, Spain, Argentina, Micronesia, France, Italy, and USA
HabitatForests and grasslands
DietInsects
Lifespan1-2 years

Did You Know

  • This genus was first noted and discovered in 1837, by German Entomologist Carl Ludwig Koch.

Amaurobius Similis

In conclusion, Amaurobius spiders, with their global distribution and unique behaviors, play a vital role in maintaining ecological balance and offer a fascinating glimpse into the complex world of arachnids.