Tetramorium caldarium

(Roger, 1857)

Greenhouse Fierce Ant

Tetramorium caldarium is a small in the Formicidae, commonly known as the Greenhouse Fierce Ant. It belongs to the Tetramorium, which includes many species that are morphologically similar and often difficult to distinguish. The species has been documented from several islands in the Azores archipelago. Like other members of its genus, it is likely a forager with opportunistic feeding habits.

Tetramorium caldarium by (c) Raven Dandridge, some rights reserved (CC BY), uploaded by Raven Dandridge. Used under a CC-BY license.

Tetramorium caldarium casent0101490 head 1 by April Nobile. Used under a CC BY 4.0 license.

Pronunciation

How to pronounce Tetramorium caldarium: /ˌtɛtrəˈmɔːriəm ˌkælˈdɛəriəm/

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Identification

Tetramorium caldarium is morphologically cryptic and closely resembles other in the Tetramorium caespitum complex. Species-level identification typically requires examination of microscopic characters such as mandibular , pilosity patterns, and propodeal spine . It cannot be reliably distinguished from T. caespitum or related species based on external appearance alone.

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Distribution

Documented from the Azores archipelago, specifically on the islands of Faial, Graciosa, São Miguel, Santa Maria, and Terceira.

Similar Taxa

Tetramorium caespitumMorphologically cryptic; historically confused with T. caldarium and other members of the T. caespitum . Reliable separation requires detailed morphological examination.

More Details

Taxonomic complexity

The Tetramorium contains numerous cryptic that were historically lumped under T. caespitum. Molecular and detailed morphological studies have revealed this to be a , with T. caldarium representing one of several distinct but similar species.