Fig. 267. Ptinus brunneus.
Duft. - (Riley.)
This image is from Insects injurious to drugs in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.
Duft. - (Riley.)
This image is from Insects injurious to drugs in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.