Template:Tsuneki, 1977e

• Tsuneki, K. 1977. On the Local Races of Ectemnius (Hypocrabro) schlettereri (Kohl, 1888) in Eastern Asia (Hymenoptera, Sphecidae, Crabroninae). Special Publications of the Japan Hymenopterists Association 4: 1–12. Full article (PDF)  
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