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ANALES DE LA SOCIEDAD CIENTÍFICA ARGENTINA 



terpillars spin a cocoon of white and shining silk, which occupied tlie in- 

 side of the galls, and formed a beak that entered the outlet. It appears to 



■Q 



Fig. 16. — a, b, c, d (copiados de Curtís) , agalla seca, opérculo, agalla sec- 

 cionada dejando ver el agujero de salida y agalla seccionada mostrando la 

 ninfa en su interior ; e, f y g, ninfa de Cecidoses eremita, de lado, de dor- 

 so y por debajo ; k, larva de Cecidoses eremita; i, mandíbula de la primera 

 larva de Cecidoses eremita; j, partes anterior y posterior, muy aumen- 

 tadas, de la larva segunda de Cecidoses eremita, vista ventral; k, crisá- 

 lida de Eucecidoses minutanus, vista dorsal (original). 



be a Iarger insect than ours; and it is worthy of remark, that in more than 

 three íburths of the galls silk was discovered, formed by the larvae of 

 other insects which had devoured the caterpillars of the moth. 



