Temnothorax smyrnensis

Temnothorax smyrnensis

Temnothorax smyrnensis is a tiny ant species belonging to the graecus species group, native to the eastern Aegean region. Workers measure just 2-3mm with a distinctive appearance: dark yellow to orange body with bright brown antennal clubs and a narrow dark band on the rear of the first gaster segment ^[1]. The species has a low, rounded petiolar node and short triangular propodeal spines, with the head and mesosoma showing a mix of smooth areas and thin ridges ^[1]. This is a lowland species found at altitudes of 20-265m in Greece and Türkiye, typically nesting under stones or in rocky areas in Mediterranean bushland and deciduous forest habitats ^[2][1]. The species was originally described from İzmir (Smyrna) in Türkiye and is endemic to the Aegean region, known from the Greek islands of Kos, Samos, and Samothrace ^[1].

Quick Summary

• Difficulty: Easy
• Origin & Habitat: Eastern Aegean region, Greece (Kos, Samos, Samothrace, coastal Thrace) and Türkiye (İzmir Province). Found in moderately humid to arid deciduous forests and Mediterranean maquis, typically collected on rocks and stones at low altitudes (20-265m) ^[2][1].
• Colony Type: Single-queen colonies (monogyne). Colony structure is not extensively documented but follows typical Temnothorax patterns.
  • Colony: Monogyne
  • Founding: Claustral
• Size & Growth:
  • Queen: Approximately 3-4mm (HL 0.72mm, ML 1.27mm) ^[3]
  • Worker: Approximately 2-3mm (CL 0.55-0.69mm, ML 0.65-0.82mm) ^[1]
  • Colony: Likely small colonies of several dozen to a few hundred workers based on typical Temnothorax patterns ^[2]
  • Growth: Moderate, based on related species in the graecus group
  • Development: Estimated 6-10 weeks at optimal temperature based on genus-level data for similar Temnothorax species (Development time inferred from related species, specific data for T. smyrnensis not available)
• Antkeeping:
  • Temperature: Keep at 20-26°C, these are Mediterranean ants that prefer warm conditions. Room temperature is often suitable. Avoid temperatures below 15°C or above 30°C.
  • Humidity: Moderate humidity around 50-70%. Provide a moist nest area but allow some dry zones. These ants naturally inhabit rocky areas in Mediterranean climates where conditions are not extremely humid.
  • Diapause: Yes, a winter rest period of 2-3 months at 10-15°C is recommended. This mimics their natural seasonal cycle in the Mediterranean.
  • Nesting: Y-tong (AAC) nests work well for these tiny ants. Their small size means narrow chambers are appropriate. Naturalistic setups with stones or small rock crevices also suit their natural behavior of nesting under stones ^[2].
• Behavior: Docile and non-aggressive. Workers are small and typically forage individually or in small groups. They are not known to sting and pose no danger to keepers. Their tiny size means escape prevention is important, they can squeeze through small gaps. Active foragers that search for small prey and honeydew.
• Common Issues: escape prevention is critical due to their very small size, use fine mesh and tight-fitting lids, colonies are slow to establish, beginners may lose patience during the founding phase, overheating is a risk, keep away from direct sunlight and heating elements set too high, wild-caught colonies may have parasites that can cause colony failure

Housing and Nest Setup

Temnothorax smyrnensis is a tiny ant that needs appropriately scaled housing. A Y-tong (AAC) formicarium with narrow chambers works well, these ants naturally nest in small spaces under stones and in rock crevices ^[2]. Test tube setups are also suitable for founding colonies. Because of their very small size, escape prevention must be excellent, use fine mesh on any ventilation and ensure all connections are sealed. A small outworld allows space for foraging. These ants do not need large spaces, a modestly sized formicarium is fine for established colonies.

Feeding and Diet

Like most Temnothorax species, T. smyrnensis is an omnivore that accepts both protein and sugar sources. Offer small live prey such as fruit flies, pinhead crickets, or small mealworms. They will also consume sugar water, honey, or diluted maple syrup. In the wild, workers have been collected from herbs and shrubs, suggesting they forage for small insects and honeydew from aphids ^[1]. Feed protein sources 2-3 times per week and keep a sugar source available at all times. Remove uneaten prey after 24 hours to prevent mold.

Temperature and Seasonal Care

These Mediterranean ants prefer warm conditions. Keep the nest at 20-26°C, room temperature is often suitable. They can tolerate brief periods outside this range but avoid prolonged exposure to temperatures below 15°C or above 30°C. During winter, provide a diapause (hibernation) period of 2-3 months at 10-15°C. This mimics their natural seasonal cycle in the Aegean region where winters are mild but temperatures do drop. Reduce feeding during diapause and keep the nest slightly cooler. ^[2][1]

Behavior and Colony Dynamics

Temnothorax smyrnensis forms small, docile colonies. Workers are active foragers that search individually or in small groups for food. They are not aggressive and do not pose any stinging risk to keepers. The queen seals herself in during claustral founding and raises the first workers alone on her fat reserves. Colony growth is moderate, expect several months before the first workers (nanitics) appear, and several more months before the colony reaches double digits in worker count. These are peaceful ants that do well in community setups where multiple species are kept. ^[3][1]

Frequently Asked Questions

References