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202 Cynips echinus variety schulthessae, new variety

agamic form schulthessae, new form

Figures 26, 151-153, 165, 174, 178, 193

FEMALE.—Generally rich, dark rufous; foveal groove distinctly smooth at the bottom, with a very fine ridge dividing it indistinctly; a clouded patch in the cubital cell, but the patches in the discoidal cell faint or lacking; length 1.5 to 3.5 mm., averaging nearer 2.5 mm. Figures 165, 174, 178.



FIG. 26. CYNIPS ECHINUS VARIETIES ON QUERCUS DUMOSA AND RELATIVES

GALL.—Very deep bowl-shaped, or vase-shaped, entirely without the spines found in the agamic forms of other varieties; a more or less regular cylinder or truncate cone attached by a not very narrow base, only moderately widened apically; the gall about as high as the apical diameter; the top of the gall more or less depressed centrally, making an irregular, thin edge which is only rarely dissected to suggest the