western hemlock wood stainer

Insects: Boring Insects
Hexapoda (including Insecta) > Coleoptera > Curculionidae > Gnathotrichus sulcatus (LeConte)

8 records

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Image Descriptor Description Photographer
5323075 Adult(s) Small cylindrical black beetles (3.6 mm long), head partly concealed in dorsal view, pronotum strongly declivous anteriorly and usually with many asperate crenulations in anterior half. Elytra entire, concealing pygidium, declivity terminates in a blunt slope; USA: Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323076 Adult(s) Elytra entire, concealing pygidium, declivity terminates in a blunt slope and has a single row of small, apically blunt granulations, declivity sulcate along the midline; USA. Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323077 Adult(s) Antennae geniculate, funicle five-segmented. Head partly concealed in dorsal view, not prolonged into distinct rostrum, narrower than pronotum, with mouthparts directed downwards; USA. Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323078 Adult(s) Antennae geniculate, funicle five-segmented. Head partly concealed in dorsal view, not prolonged into distinct rostrum, narrower than pronotum, with mouthparts directed downwards; USA: Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323079 Adult(s) Elytra entire, concealing pygidium, declivity terminates in a blunt slope and has a single row of small, apically blunt granulations, declivity sulcate along the midline; USA: Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323080 Adult(s) Small, cylindrical, black beetles (3.6 mm long), head partly concealed in dorsal view, not prolonged into distinct rostrum, narrower than pronotum, with mouthparts directed downwards. Scutellum large and flat. Elytra entire, concealing pygidium, declivity terminates in a blunt slope; USA. Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323081 Adult(s) Elytra entire, concealing pygidium, declivity terminates in a blunt slope and has a single row of small, apically blunt granulations, declivity sulcate along the midline; USA. Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library
5323082 Adult(s) Head partly concealed in dorsal view and narrower than pronotum. Pronotum strongly declivous anteriorly and usually with many asperate crenulations in anterior half. Scutellum large and flat; USA. Q intercept, Douglas fir, 17 May 1998. 2456QA. Pest and Diseases Image Library


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