Spilomena Shuckard 1838
Creators: name: Rajan, Tessy
name: Kumar, P. Girish
name: Sureshan, P. M.
name: Binoy, C.
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Crabronidae
Spilomena

description: Key to the Indian species of Spilomena Shuckard
1. Inner mandibular tooth broad and blunt.................................................................... 2
— Inner mandibular tooth pointed............. S. keralaensis Tessy, Sureshan et Girish Kumar (Fig. 2 of Rajan et al. 2018)
2. Interantennal tubercle not distinctly pointed (Figs 2, 10, 18, 22, 30 & 38); mesosoma black or brownish black (Figs 1, 9, 17, 21, 29 & 37); body length 2.5 – 4.6 mm ....................................................................... 3
— Interantennal tubercle acutely pointed (Fig. 46); mesosoma brownish yellow with few black patches (Fig. 49); body length 5.6 mm .................................................. S. tuberculata Tessy, Sureshan et Girish Kumar, sp. nov.
3. Posterior surface of propodeum without median carina (Figs 5, 13, 20 & 37); recurrent vein of fore wing interstitial (Fig. 15) or nearly so (Figs 7 & 31) with first transverse cubital vein.................................................... 4
— Posterior surface of propodeum with median carina (Figs 25 & 41); recurrent vein of fore wing received well within first submarginal cell (Figs 27 & 43)............................................................................. 7
4. Recurrent vein of fore wing interstitial with first transverse cubital vein (Fig. 15).................................. 5
— Recurrent vein of fore wing nearly interstitial with first transverse cubital vein (Fig. 7 & 35).......................... 6
5. Body black (Fig. 17); propodeum rugose (Fig. 20).......................................... S. indostana Turner
— Mesosoma black with mesoscutum laterally and mesopleuron yellowish brown (Fig. 9); propodeum entirely transversely striate (Fig. 12).................................................. S. fulvopleuris Tessy, Sureshan et Binoy, sp. nov.
6. Interantennal tubercle extending into long median carina reaching up to mid frons (Fig. 2); anterior carina of pronotal collar deeply emarginate (Fig. 3); inner eye margin slightly concave (Fig. 2); upper frons and vertex without setigerous punctures (Fig. 2); propodeal dorsum transversely striate, with two median longitudinal carinae; posterior surface of propodeum with irregular transverse ridges; lateral surface of propodeum finely aciculate (Figs 5 & 4); body length 3.5 mm .......................................................................... S. attenboroughi Tessy, Sureshan et Binoy, sp. nov.
— Interantennal tubercle extending into short median carina, at most reaching lower frons (Fig. 30); anterior carina of pronotal collar straight (Fig. 31); inner eye margin straight (Fig. 30); upper frons and vertex with setigerous punctures (Fig. 30); propodeal dorsum and posterior surface of propodeum rugose and rugulose, lateral surface of propodeum transversely striate (Figs 33 & 32); body length 4.6 mm ........................... S. sahyadriensis Tessy, Sureshan et Girish Kumar, sp. nov.
7. Mesopleuron finely reticulate, with several well-defined punctures (Fig. 24); gena imbricate; frons reticulate; anterior carina of pronotal collar slightly emarginate (Fig. 23); stigma elongate (Fig. 27); propodeal enclosure with delimiting furrow; lateral surface of propodeum with transverse ridges (Figs 25 & 24).............. S. reticularis Tessy, Sureshan et Binoy, sp. nov.
— Mesopleuron finely aciculate, with ill-defined punctures (Fig. 40); gena finely aciculate; frons imbricate; anterior carina of pronotal collar deeply emarginate (Fig. 39); stigma not elongate (Fig. 43); propodeal enclosure without delimiting furrow; lateral surface of propodeum finely aciculate (Figs 41 & 40) .............. S. tsunekii Tessy, Sureshan et Girish Kumar, sp. nov.
description: Published as part of Rajan, Tessy, Kumar, P. Girish, Sureshan, P. M. & Binoy, C., 2021, A review of the genus Spilomena Shuckard (Hymenoptera: Crabronidae) with the description of six new species from India, pp. 263-276 in Zootaxa 5068 (2) on pages 264-265, DOI: 10.11646/zootaxa.5068.2.6, http://zenodo.org/record/5704375