Scolytidae

Poinar, George O., Jr. & Legalov, Andrei A., 2019, A key to the bark beetles (Coleoptera, Scolytidae) of Dominican amber, Baltic Journal of Coleopterology 19 (2), pp. 135-140 : 136

Key to species of Scolytidae from Dominican amber

1. Anterior margins of elytra crenulate. Head visible from above.............................................................2

- Anterior margins of elytra smooth. Head concealed from above............................................................7

2. Antennal club constricted at sutures.......... Phloeotribus antiquus Bright et Poinar, 1994 ( Fig. 2A )

- Antennal club fused at sutures.................................................................................................................. 3

3. Procoxae separated by the width of procoxa........ Electroborus brighti Cognato, 2013 ( Fig. 1A, B .)

- Procoxae contiguous or narrowly separated.............................................................................................4

4. Procoxae very narrowly separated.................................. Paleosinus fossulatus Bright et Poinar, 1994

- Procoxae contiguous....................................................................................................................................5

5. Tarsomere 3 slender................................................... Protosinus hispaniolensis Bright et Poinar, 1994

- Tarsomere 3 bilobed.....................................................................................................................................6

Figures

Fig.2. A: Dorsum of Phloeotribus antiquus. Scale bar = 0.7mm. B: Dorsum of Cladoctonus angustostriatus. Scale bar = 0.5 mm.C: Dorsum of Scolytodes electrosinus. Scale bar = 0.5 mm. D: Lateral view of Cladoctonus ruber. Scale bar = 0.4 mm.

Fig. 1. A: Dorsum of Electroborus brighti. Scale bar = 0.6 mm. B: Lateral view of Electroborus brighti. Scale bar = 0.9 mm. C: Dorsum of Scolytus poinari. Scale bar = 0.9 mm.D: Lateral view of Scolytus poinari. Scale bar = 0.9 mm.