Pheidole biconstricta surda Forel, 1912 junior synonym of current valid taxon Pheidole biconstricta Mayr, 1870
Pheidole biconstricta var. surda Forel, 1912g: 222 (s.w.) COSTA RICA. Neotropic.
Primary type information: Primary type material: syntype major workers, syntype minor workers (numbers not stated). Primary type locality: Costa Rica: Tuis (Pittier). Primary type depository: MHNG.
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