Scientific illustration of Pheidole constanciae ant - showing key identification features including head, thorax, and gaster.

Pheidole constanciae

Monogynous Non-Parasitic Queen No Gamergate
Sci. Name
Pheidole constanciae
Tribe
Attini
Subfamily
Myrmicinae
Author
Forel, 1902
Distribution
Found in 1 countries
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Introduction

Pheidole constanciae is a small ant species native to India and southern China. Major workers have large, rectangular heads with longitudinal striations, while minor workers are smaller with smooth, polished bodies. The species was described by Forel in 1902 . It is recorded from multiple Indian states including Kerala, Meghalaya, Tamil Nadu, and West Bengal, as well as southern China . Size data for total body length is unavailable. These ants are nocturnal and nest behind tree roots . A key characteristic is their distinct caste system with major and minor workers, and their nocturnal foraging behavior.

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Status by country, from Kass et al. 2022 & Wong et al. 2023

Native Invasive Introduced (indoor) Intercepted Unknown
Data Sources
Year Range 2000 - 2026

Quick Summary

  • Difficulty: Easy
  • Origin & Habitat: Native to India and southern China, found in tropical regions. Nests behind tree roots [2][3].
  • Colony Type: Colony structure is unconfirmed from research, but based on Pheidole genus patterns, likely single-queen colonies.
  • Size & Growth:
    • Queen: Size data unavailable [2].
    • Worker: Size data unavailable for both minor and major workers [2].
    • Colony: Up to several hundred workers, inferred from Pheidole genus patterns.
    • Growth: Moderate
    • Development: Approximately 6-8 weeks, inferred from related Pheidole species [4]. (Development time may vary with temperature and feeding.)
  • Antkeeping:
    • Temperature: Keep warm, roughly 24-28°C, based on tropical distribution [2][3].
    • Humidity: Keep nest substrate slightly moist but not waterlogged, based on nesting behavior [2].
    • Diapause: No diapause required, as species is tropical [2][3].
    • Nesting: Y-tong nests work well, inferred from genus patterns [4].
  • Behavior: These ants are nocturnal and active at night [2]. Major workers defend the colony, while minor workers handle daily tasks. They are not aggressive toward keepers. Escape risk is moderate due to small size of minor workers.
  • Common Issues: minor workers can escape through fine gaps, use appropriate barriers., colonies may establish slowly, patience is needed during founding., wild-caught colonies may have parasites, quarantine and observe new colonies.

Housing and Nest Setup

For founding colonies, a test tube setup works well. Once the colony has 20-30 workers, move to a Y-tong nest. Provide appropriately sized chambers to prevent escape. Because they nest behind tree roots in the wild, ensure some depth and stable humidity [2].

Feeding and Diet

Pheidole species are omnivorous. Offer protein sources like small insects and sugar water. Feed protein 2-3 times per week, and keep sugar available constantly. Remove uneaten food to prevent mold [4].

Temperature and Seasonal Care

Keep the nest at 24-28°C for optimal brood development. A heating cable can create a gradient. No diapause is needed [2][3].

Behavior and Colony Structure

This species has distinct major and minor workers. Majors handle defense, minors handle daily tasks. They are nocturnal [2].

Handling and Observation

Observe them in evening hours when active. Provide cover for nest areas [2].

Frequently Asked Questions

How long does it take for Pheidole constanciae to produce first workers?

Approximately 6-8 weeks, inferred from related Pheidole species [4].

What do Pheidole constanciae ants eat?

They are omnivorous. Offer protein sources like small insects and sugar water [4].

What temperature do Pheidole constanciae need?

Keep them warm at 24-28°C [2][3].

Can I keep multiple queens together?

Typically monogyne, but unconfirmed for this species. Combining queens is not recommended.

Are Pheidole constanciae good for beginners?

Yes, but escape prevention for minor workers is key.

When should I move my colony to a formicarium?

At 20-30 workers, move to a Y-tong nest.

Do they need hibernation?

No, tropical species do not require hibernation [2][3].

How big do Pheidole constanciae colonies get?

Up to several hundred workers, inferred from genus patterns.

Why are my ants more active at night?

Yes, they are nocturnal [2].

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References

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This caresheet is licensed under CC BY-SA 4.0 .