Paratrechina sp.11

Japanese Name

Tsuya-sakura-ari

Small ants, total length of workers around 1 - 1.5 mm. Body blackish brown and shining; tibiae light brown. Second to 4th funicular segments each wider than long. Mandibles with 6 teeth. Scapes exceeding posterior margin of head; lacking erect hairs. Three ocelli present but obscure. Mesosoma short, about as long as head. Promesonotal dorsum convex in profile, pronotal slope steeper than that of mesonotum. Propodeal dorsum short. Metanotal groove shallow and short. Pronotal and propodeal dorsa each with a pair of erect hairs. Hind femora and tibiae without erect hairs.

Workers are usually taken at well insolated sites on the ground. This species is known only from Aoga-shima island in the Izu Islands.

Izu Islands (Aoga-shima island).