Cryptorhynchus tristis LeConte

Anderson, Robert S., 1807, A Review of the Genus Cryptorhynchus Illiger 1807 in the United States and Canada (Curculionidae: Cryptorhynchinae), The Coleopterists Bulletin 62 (1), pp. 168-180 : 179

Cryptorhynchus tristis LeConte

( Figs. 9–10 , 15 , 20 , 24 )

Figures

Figs. 7–10. Dorsal and lateral habitus of Cryptorhynchus species. Figs. 7–8) Cryptorhynchus lapathi; Figs. 9–10) Cryptorhynchus tristis. Scale bar 5 1 mm.

Figs. 11–15. Ventrite 5 of male Cryptorhynchus species. 11) Cryptorhynchus fuscatus; 12) Cryptorhynchus helvus; 13) Cryptorhynchus obliquus; 14) Cryptorhynchus lapathi; 15) Cryptorhynchus tristis. Scale bar 5 0.5 mm.

Figs. 16–20. Aedeagus of Cryptorhynchus species. 16) Cryptorhynchus fuscatus. Scale bar 5 0.8 mm; 17) Cryptorhynchus helvus. Scale bar 5 1.0 mm; 18) Cryptorhynchus obliquus. Scale bar 5 1.0 mm; 19) Cryptorhynchus lapathi. Scale bar 5 0.8 mm; 20) Cryptorhynchus tristis. Scale bar 5 0.8 mm.

Figs. 21–25. Maps of distribution of Cryptorhynchus species by state and province only.