Wheeler, W.M., 1933
Distribution based on Regional Taxon Lists
Distribution based on AntMaps
Distribution based on AntWeb specimens
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The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.
- approximans. Formica truncorum var. approximans Wheeler, W.M. 1933c: 65 (w.) CHINA.
- Status as species: Wu, J. 1990: 4, 5 (in key); Bolton, 1995b: 191; Wu, J. & Wang, 1995: 145.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
Very similar to the typical truncorum of Europe. Pilosity on the body and legs as abundant but of a bright golden yellow color, and on the tibiae somewhat coarser though not longer than in the type. Color of head, thorax and petiole darker red; vertex and often also the middle of the promesonotum dark brown, even in large specimens; base of first gastric segment not yellowish red but dark brown like the remainder of the gaster.
Six specimens from Eastern Tombs, near Peking, China (Chi Ho).
- Wheeler, W. M. 1933c. New ants from China and Japan. Psyche (Camb.) 40: 65-67 (page 65, worker described)
- Wu, J. 1990. Taxonomic studies on the genus Formica L. of China (Hymenoptera: Formicidae). For. Res. 3: 1-8 (page 4, raised to species)