Species group: gerstaeckeri

1a. Four depressions near basal margin of pronotum; rather short elytra.

→ Dermestes impressipennis

1b. Two depressions near basal margin of pronotum. Go to question: 2

 

2a. Body length is shorter than 2.15 times its width. Go to question: 3

2b. Body length is longer than 2.15 times its width. Go to question: 4

 

3a. Hairs on the elytra forming longitudinal stripes; body oval, slightly shiny; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes gerstaeckeri

3b. Hairs on the elytra do not form longitudinal stripes; body elongated, shiny; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes eraticus

 

4a. Elytra covered by brown hairs. Go to question: 5

4b. Elytra covered by yellow hairs. Go to question: 6

 

5a. Body length shorter than 8.75 mm; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes brutus

5b. Body length longer than 8.75 mm; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes semistriatus

 

6a. Body length longer than 6.75 mm; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes wittei

6b. Body length shorter than 6.75 mm; shape of male genitalia; shape of lateral depressions and rub area of the first visible abdominal ventrite.

→ Dermestes voi