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PREPARATORY STAGES OF CATOCALA RELICTA, Walk
Published online by Cambridge University Press: 31 May 2012
Extract
Egg.—Shape of flattened sphere. Diameter, 1 mil. Color, brownish slate. There are thiry-six vertical ribs, each alternate one only reaching the apex; and numerous horizontal parallel stritations. The eighteen ribs which reach the apex there unite with the horizontal lines, forming an irregular network. Duration of this period 241 to 246 days.
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