Page:Memoirs on the coleoptera (IA memoirsoncoleopt01case).pdf/16

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Departs rather radically from the preceding species in its longer elytra, which are however together about a third wider than long, and in recognizable differences in general form and sternal structure.

This species and the preceding form a small group of Stethusa, distinguished by a less sharply angulate metasternal angle, not quite so large eyes, rather more transverse antennal joints, longer elytra and more pronounced apical characters of the sixth male tergite. Spuriella differs from subdebilis in its relatively larger head and larger and more incrassate antennæ, among the more obvious characters.

The following species is appended very doubtfully to this subgenus, as it differs markedly in general form and antennal structure, though having the very broad mesosternum: