Genus Emersonitermes · 埃默森白蚁属
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Distribution map
GBIF has no georeferenced records for this genus, so this page has no genus-level map; see the family map for Termitidae or the subfamily map for Nasutitermitinae.
About the genus
This genus belongs to the family Termitidae 白蚁科, in the subfamily Nasutitermitinae 象白蚁亚科; the site records 1 species.
Type species: Emersonitermes thekadensis.
GBIF has no georeferenced records for this genus, so this page has no map; open a species entry to see its type locality and references.
Etymology
Named after the termite taxonomist A. E. Emerson; -termes from Latin termes.
The etymologies in this section are analytical breakdowns; the roots follow Brown (1956).
Morphology
The descriptions below are an adaptation of the original genus-level accounts; terms follow the meaning of the source, and the original is not transcribed verbatim.
Diagnostic characters
A monotypic genus endemic to southern India. Soldier head capsule creamy white and pyriform; nasus reddish brown, slender and conical; mandibles vestigial and without spines; antennae 14-segmented; pronotum saddle-shaped, without an anterior emargination; each abdominal tergite with 4 long setae; worker antennae 13-segmented, the basal prominence of the left mandible large and projecting beyond the second marginal tooth.
Soldier
Head capsule creamy white, the frontal gland area paler; nasus reddish brown; antennae brown; pronotum yellow; legs and abdomen creamy white. Head capsule pyriform, densely covered with microtrichia mixed with long setae; nasus slender and conical; antennae 14-segmented; mandibles vestigial, without spines; pronotum saddle-shaped, without an anterior emargination; tibial spur formula 2:2:2, tarsi 4-segmented; abdomen elongate, each tergite with 4 long setae.
Worker
Head capsule nearly circular, densely hairy; coronal suture not visible; frontal plate elliptical and white; antennae 13-segmented; postclypeus arched, half as long as wide; mandibles with an apical tooth and 2 marginal teeth; apical tooth of the left mandible pointed, subequal in length to the first marginal tooth; first marginal tooth large, narrow and triangular, with a long posterior margin; second marginal tooth small and far removed; basal prominence large, projecting beyond the second marginal tooth; apical tooth of the right mandible subequal in length to the first marginal tooth; first marginal tooth isosceles-triangular; second marginal tooth short, its posterior margin longer than its anterior margin, the angle between the two marginal teeth obtuse; molar plate longer than the posterior margin of the second marginal tooth; pronotum and legs as in the soldier.
Sources: Chhotani, O. B. 1997. The Fauna of India and the Adjacent Countries: Isoptera (Termites), Volume II (Family Termitidae). Calcutta: Zoological Survey of India, xx+801 pp., pp. 757–758 This text is an adaptation, not a verbatim transcription of the original.
Species (1)
- Emersonitermes thekadensis Mathur & Sen-Sarma, 1959 卡迪埃默森白蚁 ★ Type species
Parent level: Checklist index · Nasutitermitinae 象白蚁亚科 · Data & downloads