Strumigenys anderseni

Identification
Bolton (2000) - A member of the Strumigenys anderseni-group. S. anderseni and Strumigenys peetersi form a close species-pair within this group, distinguished by the characters listed above and under peetersi. The two together are easily separated from the final member of the group, shattucki, as follows.

S. anderseni and peetersi: Pronotal humeri each with an elongate curved simple projecting hair. Dorsal alitrunk with standing hairs present. Upper scrobe margins and lateral margins of occipital lobes with laterally projecting curved hairs.

Strumigenys shattucki: Pronotal humeri without specialised projecting hairs. Dorsal alitrunk without standing pilosity. Upper scrobe margins and lateral margins of occipital lobes with closely appressed small hairs.

Distribution based on Regional Taxon Lists
Australasian Region: Australia.

Nomenclature

 *  anderseni. Pyramica anderseni Bolton, 2000: 474, fig. 280 (w.) AUSTRALIA. Combination in Strumigenys: Baroni Urbani & De Andrade, 2007: 115

Worker
Holotype. TL 2.0, HL 0.50, HW 0.36, CI 72, ML 0.11, MI 22, SL 0.23, SI 64, PW 0.24, AL 0.53. Mostly answering to the description given for peetersi, below, but with the following differences.

1 Dorsum of clypeus with appressed short spatulate hairs.

2 Dorsum of head behind clypeus reticulate-punctate.

3 Ventrolateral margin of head when viewed from above extremely shallowly evenly concave in front of eye.

4 Upper scrobe margin with a row of anteriorly curved narrowly spatulate short hairs; more posteriorly the hairs finer and simple, longer and more strongly projecting.

5 Dorsum of head from posterior margin of clypeus to level of the posterior margins of the eyes densely clothed with very conspicuous appressed spatulate hairs.

6 Hairs on dorsum of head close to occipital margin suberect, short and simple.

7 Hairs on leading edge of scape very narrowly spatulate, not spoon-shaped.

8 Pronotal dorsum with ground pilosity that is simple and blunt apically.

9 Erect hairs on mesonotum simple.

10 Lamella on propodeal declivity with its posterior free margin indented.

Paratype. TL 1.9, HL 0.48, HW 0.36, CI 75, ML 0.10, MI 21, SL 0.22, SI 61, PW 0.24, AL 0.52.