Contrary to Kirkaldy (1909a: 193) and Ghauri (1977b: 12), the valid name is S. nigricollis, selected by the first reviser, not S. obscura having line priority.
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Contrary to Kirkaldy (1909a: 193) and Ghauri (1977b: 12), the valid name is S. nigricollis, selected by the first reviser, not S. obscura having line priority.
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