34‒36. A. rufoatra sp. nov. male holotype: 34. Head frontal; 35. Clypeus; 36. Antenna. 37. A. stevensoni female: Pygidial plate (after Arnold 1924). 38. A. tropicalis female: Pygidial plate (after Arnold 1924). 39‒42. A. tropicana sp. nov. male holotype: 39. Habitus dorsal; 40. Antenna; 41. Mesoscutum; 42. Propodeum. 43‒46. A. tropicana sp. nov. male paratype: 43. Habitus dorsal; 44. Habitus lateral; 45. Mesopleuron; 46. Propodeum.