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A genus of ants known as fire ants, which can inflict painful burning stings that cause local and occasionally systemic reactions.
Farlex Partner Medical Dictionary © Farlex 2012


The genus of fire ants, which can inflict painful burning stings that cause local and occasionally systemic reactions.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


(so-le-nop'sis) [Gr. solen, pipe, gutter + -opsis]
A species of small stinging ants, including the fire ants.

Solenopsis invicta

The red imported fire ant, introduced into the southern U.S. in the 1930s. Its bite can cause welts or, in some instances, generalized anaphylaxis. See: fire ant bite

Solenopsis saevissma richteri

The black imported fire ant, native to western Brazil, Argentina, and Uruguay, introduced into the U.S. in the 1940s.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
New Pseudacteon (Diptera: Phoridae) from North America that parasitizes the native fire ant Solenopsis geminate/ (Hymenoptera: Formicidae).
The non-indigenous ant, Solenopsis invicta, reduces loggerhead shrike and native insect abundance, J.
However, the high total abundances were largely influenced by ants with opportunistic behaviour, such as Solenopsis invicta (Myrmicinae), with 1,339 individuals and present in all "veredas".
Key Words: Solenopsis invicta; Pseudacteon; Kneallhazia solenopsae; Solenopsis invicta virus 3; pathogen
The cotton mealybug, Phenacoccus solenopsis Tinsley (Hemiptera: Pseudococcidae), a native of North America (Williams and Granara de Willink, 1992), is distributed over a wide range of agro-ecological zones in at least 24 countries (Wang et al., 2009).
However, the forest sites also indicate the dominance of two species, Solenopsis sp.
(Characterization of 24 microsatellite markers in 11 species of fire ants in the genus Solenopsis (Hymenoptera: Formicidae).
Defensive chemicals of tawny crazy ants, Nylanderia fulva (Hymenoptera: Formicidae) and their toxicity to red imported fre ants, Solenopsis invicta (Hymenoptera: Formicidae).
Scientists have found that when fire ants, species name Solenopsis invicta, are under threat from water, the large group of ants ( hold firmly onto one another to create the raft.
"One species we looked at, the thief ant (Solenopsis molesta), had the most powerful antibiotic effect of any species we tested - and until now, no one had even shown that they made use of antimicrobials," said Adrian Smith, co-author of the paper.
Contrairement a leurs attentes, les chercheurs ont constate que les plus grosses colonies et les plus grandes fourmis, des ouvrieres, n'ont pas fait montre d'une production d'antimicrobiens plus puissants ou en plus grandes quantites, selon l'article dans lequel il est note que "deux des especes qui ont demontre la plus forte activite antimicrobienne font partie des plus petites fourmis testees (noms savants : Monomorium minimum et Solenopsis molesta)".