TY  - JOUR 
T1  - Scanning electron microscopy of the dorsal vessel of Panstrongylus megistus (Burmeister, 1835) (Hemiptera: Reduviidae)
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Nogueira, Nadir Francisca Sant'Anna
A1  - Souza, Wanderley de
SN  - 0074-0276
UL  - 10.1590/S0074-02761991000100004
VL  - 86 
Y1  - 1991
PB  - Brasil 
ER  -