Smicromyrme, Thomson, 1870

Parejo-Pulido, Daniel & Romano, Marcello, 2024, Notes on Iberian Mutillidae (Hymenoptera) part I: a new species, new records and some taxonomic and faunistic remarks, Zootaxa 5477 (5), pp. 501-536 : 530-531

Key to the males of Smicromyrme of the Iberian Peninsula

(unknown for S. ceballosi Suárez, 1959 and S. suarezi Matias, 2024 )

Modified from Matias (2023a). Smicromyrme pusillus ( Klug, 1835) is not included in the key as its taxonomic status is currently being revised (Matias in press.)

1. Mandibles lacking the marked tooth on their outer margin..................................................... 2

- Mandibles with an evident tooth on their outer margin........................................................ 5

2. Radial vein with notable thickening...................................................................... 3

- Radial vein without notable thickening.................................................................... 4

3. Mesosoma with red propodeum...................................................................................... S. suberratus Invrea, 1957 (the taxonomic status of this species is currently being revised, see Matias in press)

- Mesosoma with black propodeum.................................................. S. opistomelas Invrea, 1950

4. T3 with band of dense white-silvery setae.......................................... S. matritensis ( Mercet, 1905)

- T3 without band of dense white-silvery setae, at most with distal fringe................... S. inermus ( Schwartz, 1984)

5. Radial vein with notable thickening...................................................................... 6

- Radial vein without notable thickening.................................................................... 7

6. T3 with band of dense white-silvery setae.............................................. S. merceti ( André, 1903)

- T3 without band of dense white-silvery setae, at most with distal fringe...................... S. dusmeti ( Mercet, 1905)

7. T3 with band of dense white-silvery setae................................................................. 8

- Metasoma without band of dense white-silvery setae at most distal fringe....................................... 15

8. T4 with mostly dark setae........................................................... S. andradei Suárez, 1954

- T4 with band of dense white-silvery setae................................................................. 9

9. Mandibles bidentate.................................................................................. 10

- Mandibles tridentate................................................................................. 11

10. Clypeus with anterior border approximately straight.................................. S. metanotalis (André, 1902)

- Clypeus with anterior border bilobulated............................................... S. sulcisius Invrea, 1955

11. Clypeus with anterior border weakly upturned forming divergent anterolateral tubercles separated medially by weakly concave notch. T2 with apical broad band, medially as broad as band on T3–4................. S. plantourianus Schwartz, 1986

- Clypeus with anterior border with two forward-facing tubercles separated by medial concave depression. T2 with narrow apical band, often medially emarginated....................................................................... 12

12. Mesoscutum dark brownish-red to ferruginous-red, concolourous with pronotum, scutellum, metanotum and propodeum (some areas may be slightly darkened)........................................... S. partitus ( Klug, 1835) [typical form]

- Mesoscutum black................................................................................... 13

13. Mesosoma red except black mesoscutum......................................... S. fasciaticollis ( Spinola, 1843)

- Mesoscutum and pronotum black....................................................................... 14

14. Mesosoma black, except red propodeum..................................... S. partitus propodealis Suárez, 1959

- Mesosoma black ….................................................... S. partitus obscurithorax (André, 1902)

15. Mandibles tridentate................................................................................. 16

- Mandibles bidentate.................................................................................. 17

16. Mandibles tridentate with three apical teeth......................................... S. sicanus ( De Stefani, 1887)

- Mandibles tridentate, with two apical teeth and a third one broad and rounded medially in the inner border............................................................................................. S. ferdinandi Invrea, 1953

17. Clypeus with distinct medial longitudinal carina, connected with two preapical tubercles........................................................................... ‘complex S. rufipes ’ [sensu Schmid-Egger & Schmidt 2021, 2022]

- Clypeus with distally reduced medial longitudinal carina, not connected with two preapical tubercles............................................................................................... S. ruficollis ( Fabricius, 1793)