Crematogaster lineolata

(Say, 1836)

Small-lined Acrobat Ant

Crematogaster lineolata is a of acrobat in the Crematogaster, characterized by its ability to raise its over its when disturbed. The species has been documented in grassland of northeastern Kansas, where it engages in a notable mutualistic relationship with the clytrine Anomoea flavokansiensis. Ant are attracted to , carry them into their nests, and provide a protected environment for beetle larval development. The species is part of the diverse Crematogaster genus, which contains numerous species worldwide.

Crematogaster lineolata by (c) Connor Cashman, some rights reserved (CC BY), uploaded by Connor Cashman. Used under a CC-BY license.

Crematogaster lineolata by (c) John Abrams, some rights reserved (CC BY), uploaded by John Abrams. Used under a CC-BY license.

Crematogaster lineolata casent0104694 dorsal 1 by April Nobile. Used under a CC BY 4.0 license.

Pronunciation

How to pronounce Crematogaster lineolata: /kɹɛˌmætoʊˈɡæstər lɪniˈɒlətə/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

As a member of the Crematogaster, this possesses the characteristic -shaped () that can be elevated over the and when alarmed—hence the 'acrobat .' Specific identification features distinguishing C. lineolata from are not documented in available sources. The species is small, as indicated by its common name 'Small-lined Acrobat Ant.'

Images

Habitat

Grasslands of northeastern Kansas. The nests in soil and has been observed in association with prairie vegetation including Illinois bundleflower and .

Distribution

Documented from northeastern Kansas, USA. A GBIF distribution record indicates presence in Pará, Brazil (BR-PA), though this may represent a data quality issue or requiring verification.

Host Associations

Anomoea flavokansiensis - Clytrine . carry into nests where hatch and reside as ; ants exhibit stronger preference for eggs from beetles feeding on Illinois bundleflower compared to

Behavior

are attracted to of Anomoea flavokansiensis and actively transport them into nest chambers. The provide a -free, sheltered environment that facilitates egg and larval survival. Ants demonstrate discriminatory , showing stronger preference for eggs from beetles feeding on Illinois bundleflower versus those from -fed beetles.

Similar Taxa

Other Crematogaster speciesShared characteristics including -shaped and acrobatic defensive posture; specific differentiation requires detailed morphological examination not provided in available sources

More Details

Research significance

This has been studied for its role in mediating choice by associated . The interaction with Anomoea flavokansiensis represents a case where -herbivore may influence plant- dynamics in grassland .