TY - JOUR TI - Larva and pupa thoramus laevithorax (white, 1846) and the systematic position of the genus thoramus sharp, 1877 ( coleoptera , elateridae , pyrophorinae ) PY - 1992 AU - Costa, C T2 - Revista Brasileira de Entomologia PP - São Paulo VL - 36 IS - 1 SP - 223-7 ER -