Aphaenogaster schmitzi
- Scientific Name
- Aphaenogaster schmitzi
- Tribe
- Stenammini
- Subfamily
- Myrmicinae
- Author
- Forel, 1910
- Distribution
- Found in 2 countries
Aphaenogaster schmitzi Overview
Aphaenogaster schmitzi is an ant species of the genus Aphaenogaster. It is primarily documented in 2 countries , including Israel, Jordan. Detailed taxonomic data and occurrence records can be further explored via authoritative databases such as AntWeb or the Global Biodiversity Information Facility (GBIF).
Aphaenogaster schmitzi
Aphaenogaster schmitzi is a small, yellowish ant native to the Middle East. Workers measure roughly 4-5mm and show a distinctive rusty-yellow color across the head and body, with a brown band across the rear of the gaster [1]. Queens are larger at approximately 6-7mm [1]. They inhabit mountain forests and springs across Israel, Jordan, Syria and Turkey, with records from elevations ranging from 250m to 850m [2][3][4].
Despite being described over a century ago, this species remains poorly understood. Scientists only recently elevated it from a subspecies of Aphaenogaster syriaca to full species status based on subtle body proportions and sculpture differences [1]. Most collections come from surprising locations: syntype specimens were found inside a house in Jerusalem, while other workers have been collected under stones in mountain forests [5][1]. This suggests they are adaptable nesters comfortable in both natural and human-modified environments.
Quick Summary
- Difficulty: Medium
- Origin & Habitat: Mountain springs and forests of Israel, Jordan, Syria and Turkey [3][2][1]
- Colony Type: Likely single-queen (monogyne), though colony structure remains unconfirmed
- Size & Growth:
- Queen: Approximately 6-7mm [1]
- Worker: 4-5mm [1]
- Colony: Unknown, based on related Aphaenogaster species, likely several hundred workers
- Growth: Unknown, likely moderate
- Development: Unknown, estimate 8-12 weeks based on related temperate Aphaenogaster (Timing is unconfirmed and temperature dependent)
- Antkeeping:
- Temperature: 20-25°C with a gentle gradient, can tolerate cooler conditions given mountain habitat [3]
- Humidity: Moderate to high, damp substrate mimicking forest floor conditions [3]
- Diapause: Likely required given temperate distribution, but unconfirmed
- Nesting: Under flat stones or in soil, narrow chambers preferred
- Behavior: Moderate activity levels, foragers that likely scavenge and collect seeds, not particularly aggressive. Small size requires excellent escape prevention.
- Common Issues: limited scientific data makes troubleshooting difficult., small size requires excellent escape prevention., unclear hibernation needs may cause colony failure., slow growth requires patience.
Nest Preferences
Naturalists find Aphaenogaster schmitzi under stones in mountain forests and occasionally inside houses [5][1]. This suggests they prefer enclosed, dark spaces with access to moisture. In captivity, provide a nest with flat stones or a Y-tong (autoclaved aerated concrete) setup with narrow chambers that mimic the tight spaces under rocks. A soil-based naturalistic setup also works well. Keep the nest area shaded and maintain humidity by dampening the substrate regularly.
Temperature and Seasonal Care
Coming from temperate mountain habitats in Israel, Jordan and Turkey, these ants likely experience seasonal temperature shifts [3]. Keep the colony at 20-25°C during the active season, with a gentle heat gradient so workers can self-regulate. Given their collection in spring (May) and distribution across regions with cool winters, they probably require a winter rest period (diapause) at 10-15°C for 2-3 months, though this is unconfirmed. Watch for reduced activity in autumn as a cue to begin cooling.
Feeding and Diet
While specific dietary studies are lacking, Aphaenogaster species are generally omnivorous. Offer a mix of protein sources like small insects or mealworms, and carbohydrate sources like sugar water or honey. Many Aphaenogaster species collect seeds, so providing small seeds (millet, chia) may be appreciated. Feed small amounts twice weekly and remove uneaten food to prevent mold. [5]
Behavior and Temperament
These ants are likely moderate in activity level and not particularly aggressive compared to larger species. Workers probably forage individually rather than in trails. Their small size (4-5mm) means they can squeeze through tiny gaps, so use fine mesh (under 0.5mm) and Fluon or PTFE barriers on outworld rims. They are unlikely to sting, though this is unconfirmed. [1]
Frequently Asked Questions
Can I keep Aphaenogaster schmitzi in a test tube?
Yes, a standard test tube setup works for founding colonies, but ensure the water reservoir is not too large to prevent flooding. Move them to a proper nest once they reach 20-30 workers.
How long does Aphaenogaster schmitzi take from egg to worker?
The timeline is unconfirmed. Based on related temperate Aphaenogaster species, expect roughly 8-12 weeks at 25°C, but this is an estimate.
Do Aphaenogaster schmitzi need hibernation?
Likely yes, given their temperate Middle Eastern distribution and collection in spring. Cool them to 10-15°C for 2-3 months in winter, but observe your colony for reduced activity cues as specific requirements are unconfirmed.
What do Aphaenogaster schmitzi eat?
They are likely omnivorous. Offer small insects for protein, sugar water or honey for carbohydrates, and possibly small seeds. Remove uneaten food promptly.
Are Aphaenogaster schmitzi good for beginners?
They are medium difficulty. While not aggressive, the lack of specific care data means you must observe your colony closely and adjust based on their behavior. They are better for keepers with some experience.
How big do Aphaenogaster schmitzi colonies get?
Unknown. Related Aphaenogaster species typically reach several hundred to a thousand workers, but this species may differ.
Can I keep multiple Aphaenogaster schmitzi queens together?
Not recommended. While unconfirmed for this species, most Aphaenogaster are monogyne (single queen). Combining queens will likely result in fighting.
What temperature do Aphaenogaster schmitzi need?
Keep them at 20-25°C with a gentle gradient. They can likely tolerate cooler temperatures given their mountain habitat, but avoid overheating.
References
This caresheet is licensed under CC BY-SA 4.0 .
Literature
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