
Basilica Orbweaver
mecynogea lemniscata
The Basilica Orbweaver, Mecynogea lemniscata, is a fascinating spider known for its uniquely shaped, dome-like or basilica-shaped web. Unlike the typical flat orb webs, this species constructs a three-dimensional structure that serves both as a trap for flying insects and a retreat for the spider. These intricate webs can often be found in clusters, especially where prey is abundant, making them a striking sight in their natural habitats. Its ability to create such a specialized snare highlights the remarkable architectural ingenuity of arachnids, providing a unique vantage point for observing insect ecology.
Habitat: The Basilica Orbweaver constructs its complex webs in shaded, open understory environments such as forests, woodlands, and gardens, often between shrubs and trees.
Appearance
This small to medium-sized orbweaver typically measures between 5-8 mm for females, with males being notably smaller. Females exhibit a striking abdomen that is silvery-white or cream-colored with distinct black markings, often forming an intricate pattern resembling a skull or a series of dots and dashes. The cephalothorax is usually lighter brown or yellowish, and the legs are banded with light and dark segments. The overall appearance is quite distinctive, especially when viewed against its characteristic web.

Category
InvertebrateRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Females can lay several egg sacs throughout their lifespan, each containing hundreds of eggs, which are carefully suspended within the web structure.
The intricate patterns on its abdomen are thought to help it blend into the background of its complex web and surroundings, making it harder for predators to spot.
The unique basilica-shaped web is often covered with detritus and silk, giving it a somewhat 'messy' appearance that helps camouflage the structure.
Special abilities
Basilica Web Construction
The spider builds a unique, three-dimensional, dome-shaped web resembling a basilica, which is highly effective at intercepting a wide range of flying insects and offering protection to the spider within its structure.
Communal Aggregation
While generally solitary, this species can sometimes form aggregations of females, with multiple individuals building their basilica webs in close proximity, potentially increasing hunting efficiency in prey-rich areas.
Camouflage Coloration
The silvery-white and black markings on the abdomen provide effective camouflage against the dappled light filtering through foliage, helping the spider blend into its environment and avoid predators.
Measurements & details
- Length
- 0 cm
- Weight
- 0.0001-0.001 kg
- Lifespan
- 0-1 years
- Clutch Size
- 100-300
- Incubation
- 15-30 days
Diet & Feeding
The Basilica Orbweaver is an insectivore, primarily feeding on a variety of flying insects that become entangled in its specialized three-dimensional web. Once prey is snared, the spider quickly immobilizes it with venom and wraps it in silk.
Primary Foods
- Flies
- Moths
- Small beetles
- Leafhoppers
- Mosquitoes
Foraging Method
- Ambush
Ecological connections
House Fly
Musca domestica
Primary prey item, caught in web
Moth
Lepidoptera species
Primary prey item, caught in web
Mud Dauber Wasp
Sceliphron caementarium
Predator that preys on the spider itself
Garden Bird
Aves species
Predator that consumes spiders
Traits
No trait badges are assigned for this object yet.
Also known as
No aliases listed yet.
Collections
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Safety
Danger
1/5 · Very low
No special safety notes yet.
Frequently Asked Questions
How to identify Basilica Orbweaver?
The easiest way to identify Basilica Orbweaver is to use the Snappit nature identifier app.
How long is Basilica Orbweaver?
0 cm
How much does Basilica Orbweaver weigh?
0.0001-0.001 kg
How long does Basilica Orbweaver live?
0-1 years
What does Basilica Orbweaver eat?
The Basilica Orbweaver is an insectivore, primarily feeding on a variety of flying insects that become entangled in its specialized three-dimensional web. Once prey is snared, the spider quickly immobilizes it with venom and wraps it in silk.
Where is Basilica Orbweaver usually found?
The Basilica Orbweaver constructs its complex webs in shaded, open understory environments such as forests, woodlands, and gardens, often between shrubs and trees.
How does Basilica Orbweaver hunt?
Ambush
How many eggs does Basilica Orbweaver lay?
100-300
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