Key to Temnothorax of mainland China

This worker key is based on: [[Media:Zhou, Huang, Yu, Liu 2010.pdf| Zhou, Shanyi; Huang, Jianhua; Yu, Daojian and Liu, Zhongjian. 2010. Eight New Species and Three Newly Recorded Species of The Ant Genus Temnothorax Mayr (Hymenoptera: Formicidae) From the Chinese Mainland, With a Key. Sociobiology. 56(1):7-26. PDF]]

You may also be interested in

Temnothorax

1

 * Humeri in dorsal view distinctly marked and angulate . . . . . 2


 * Humeri in dorsal view widely rounded . . . . . 4

2
return to couplet #1
 * Antennae 11-segmented; humeri slightly angulate (Hubei) . . . . . Temnothorax koreanus


 * Amennae 12-segmented; humeri strongly angulate . . . . . 3

3
return to couplet #2
 * Antennal scape longer (SI1 > 0.86, SI2 > 0.96), pronotum in profile strongly convex, its anterior face steeply inclined forward, color yellowish-brown (Hunan) . . . . . Temnothorax angulohumerus


 * Antennal scape shorter (SI1, < 0.80, SI2 < 0.93), pronotum in profile gently convex, color dark brown (Yunnan) . . . . . Temnothorax orchidus

4
return to couplet #1
 * Propodeum unarmed, forming a blunt angle between dorsum and declivity (Hunan) . . . . . Temnothorax hengshanensis


 * Propodeum with spines, or denticks, or acurely triangular . . . . . 5

5
return to couplet #4
 * Propodeum acutely triangular; occipital border and middle frons of head with indistinct longitudinal rugulosity, appearing smooth; pronotum with central plate smooth (Guangxi ) . . . . . Temnothorax maoerensis


 * Propodeum with spines; dorsum of head and pronotum sculptured or punctuate, appearing dull . . . . . 6

6
return to couplet #5
 * Propodeum with short spines or with sharp denticles only, ESLI < 0.28 . . . . . 7


 * Propodeum with long, sharp spines, ESLI > 0.33 . . . . . 14

7
return to couplet #5
 * Whole body concolorous reddish-brown to black . . . . . 8


 * Mesosoma yellow to brownish-yellow, contrasting with darker head and gaster, or whole body concolorous ochreous-yellow . . . . . 9

8
return to couplet #7
 * Petiolar node in profile with wide, slightly convex dorsal plate. Frons with longitudinal rugae and coarse punctures, remaining part of dorsum of head punctuate. Antennae and legs of the same color as body (Yunnan, Guangxi) . . . . . Temnothorax congruus


 * Petiolar node in profile very narrowly rounded, subtriangular. Dorsum of head only finely and densely punctuate, striation present only near eyes; a central longitudinal band on Frons smooth and shining. Antennae and legs yellowish, contrasting with much darker body (Beijing, Hebei, Hunan) . . . . . Temnothorax wui

9
return to couplet #7
 * Whole body concolorous ochreous-yellow . . . . . 10


 * Mesosoma yellow to brownish-yellow, contrasting with darker head and gaster . . . . . 11

10
return to couplet #9
 * Propodeal spines shorter, ESLI <0.20; Petiole lower, PI < 1.30, petioiar node with widely rounded dorsum; dorsum of mesosoma with longitudinal striations (Ningxia, Hubei, Henan) . . . . . Temnothorax striatus

. . . . . Temnothorax shannxiensis
 * Propodeal spines longer, ESLI > 0.24; Petiole higher, PI > 1.45, petiolar node with narrowly rounded dorsum; dorsum of mesosoma with coarse reticulations (Shannxi)

11
return to couplet #9
 * First gastral tergite coarsely punctuate, opaque (Ningxia) . . . . . Temnothorax opaciabdomin


 * First gastral tergite not punctuate, smooth and shining . . . . . 12

12
return to couplet #11
 * Dorsum of head densely longitudinally striate (Ningxia) . . . . . Temnothorax brevispinus


 * Dorsum of head densely punctuate . . . . . 13