Key to Pseudomyrmex of Hispaniola

Additional information about the ants of the island can be found here: Ants of Hispaniola

Key to Workers

1

• Most of head and body darkly colored, pronotum orange . . . . . Pseudomyrmex haytianus

• No distinctive orange pronotum . . . . . 2

2

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• Yellow with black eyes and dark spot on each side of first gastral tergite . . . . . Pseudomyrmex simplex

• Not colored as above . . . . . 3

3

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• In side view metanotal groove impressed (outline of dorsum of mesosoma with a propodeal groove that forms a depressed area between the mesonotum and propodeum) . . . . . 4

• In side view outline of dorsum of mesosoma relatively even and continuous from the middle of the pronotum to the angle between the dorsum of the propoduem and its declivious face . . . . . Pseudomyrmex DRPSE01

4

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• In side view, outline of dorsum of propodeum set off from declivious face by distinctive change in direction of curvature of dorsal profile from slightly downward curving to a downward slope, this change may or may not be set off as a distinctively sharp angle; petiole roughly dome shaped in profile, anterior and posterior slopes are roughly similarly angled leading up to node . . . . . Pseudomyrmex cubaensis

• In side view dorsum and declivious face of propodeum not distinctly separated, more or less smoothly convex curve from anterior dorsum to posterior of declivous face; petiole outline with anterior slope leading to node longer, and rising at a shallower angle, than posterior slope rising to node . . . . . Pseudomyrmex subater