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1,694 results for “Weevil”
FIGS 154 in The pygmaeus-group of Euops Schoenherr (Coleoptera, Curculionoidea, Attelabidae), weevils associated with Nothofagus in New Guinea
FIGS 154±156. Male genitalia of Euops spp.; transfer apparatus of aedeagus; in dorsal aspect, except 155b and 156b in lateral aspect; (154) E. fraterculus, paratype; (155) E. platyrostris, holotype; (156) E. sedlaceki, holotype. Scale lines 100 mm.
FIGS 406 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 406±410. A. shoreaphilus female terminalia: (406) tergite 7, dorsal; (407) tergite 8, dorsal; (408) spiculum ventrale, dorsal; (409) genitalia, lateral; (410) hemisternites of ovipositor, dorsal. Scale bars 5 0.5 mm; (406±407) to same scale; (408±409) to same scale.
FIGS 346 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 346± 353. A. hopeae male terminalia: (346) tergite 7, dorsal; (347) tergum 8 and sternum 8, ventral; (348) spiculum gastrale, dorsal; (349) tegmen, dorsal; (350) tegmen, lateral; (351) aedeagus, dorsal; (352) aedeagal apex, dorsal; (353) aedeagus, lateral. Scale bar 5 0.5 mm; all ®gures to same scale.
FIGS 327 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 327± 333. A. confusus female terminalia: (327) tergite 7, dorsal; (328) tergite 8, dorsal; (329) spiculum ventrale, posterior broad plate, dorsal; (330) spiculum ventrale, lateral; (331) genitalia, lateral; (332) genitalia, ventral; (333) left hemisternite of ovipositor, dorsal. Scale: (327, 333) scale bar 5 0.1 mm; others scale bar 5 0.5 mm; (328±330) to same scale; (331±332) to same scale.
FIGS 7 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 7±8. (7) Alcidodes vaticus, head, lateral, showing measurements taken on rostrum, aaÐ antennal articulation; sÐscrobe; RB, RD, see abbreviations; (8) Alcidodes hoplomachus, male, antenna, with setae and scales omitted, f 7Ð 7th antennal funicle segment; cÐ club; sÐscape.
FIG 6 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIG 6. Alcidodes humeralis. Lateral, showing measurements taken. ELÐelytral length; PLÐ pronotal length; L Ðlength; m3 Ðmetastrnum; v1 Ðventrite 1; v2Ðventrite 2; s Ðscutellum.
FIGURE 9. Devernodes, details. A–B in Discovery of Lymantini weevils (Coleoptera: Curculionidae: Molytinae) outside the Americas: Devernodes, a new genus for five new species from Southeast Asia
FIGURE 9. Devernodes, details. A–B: D. chthonia sp. n., holotype, male, ventral (A: mouthparts, B: genitalia and apical sclerites); C: D. asteria sp. n., holotype, male sternites VIII and IX; D–G: D. chthonia sp. n., paratype 4368, female genitalia and apical sclerites (D, F: ventral, E: right dorso-lateral).
FIGURE 1 in Discovery of Lymantini weevils (Coleoptera: Curculionidae: Molytinae) outside the Americas: Devernodes, a new genus for five new species from Southeast Asia
FIGURE 1. Devernodes alkippe sp. nov., holotype. A–D: habitus, dorsal (A), lateral (B), ventral (C), fronto-lateral (D); E–G: aedeagus, lateral (E), dorsal (F), ventral (G).
FIGURE 2 in Discovery of Lymantini weevils (Coleoptera: Curculionidae: Molytinae) outside the Americas: Devernodes, a new genus for five new species from Southeast Asia
FIGURE 2. Devernodes alkippe sp. n., paratype 2345. A–D: habitus, dorsal (A), lateral (B), ventral (C), fronto-lateral (D); E– G: aedeagus, lateral (E), dorsal (F), ventral (G).
FIGURE 1 in Dryophthorinae weevils (Coleoptera: Curculionidae) of the forest floor in Southeast Asia: DNA analysis of two new Nephius from Vietnam and Taiwan suggests non-monophyly of Stromboscerini
FIGURE 1. Nephius acastus sp. nov., holotype. A–D: habitus, dorsal (A), ventral (B), lateral (C), fronto-lateral (D); E: eyes, ventral; F: antenna, G: tarsus; H–J: aedeagus, dorsal (H), ventral (I), lateral (J); K: sternite 9.
FIGURE 12 in Discovery of Lymantini weevils (Coleoptera: Curculionidae: Molytinae) outside the Americas: Devernodes, a new genus for five new species from Southeast Asia
FIGURE 12. Geographical distribution of recent Lymantini. Northernmost limits in North America follow Anderson (2016); southernmost limits are based on country records (Alonso-Zarazaga & Lyal 1999) and are fuzzy to reflect uncertainty. New country records (Peru, Guyana, Surinam) are based on unpublished records of Ithaura (Robert Anderson, personal communication). Map design: Jessica Hsiung.
FIGURES 1–9 in New synonymies, new combinations and lectotype designations for weevils in the tribe Naupactini (Coleoptera: Curculionidae: Entiminae)
FIGURES 1–9. Habitus photographs of the species of Naupactini treated herein. 1, Alceis curtus (Boheman) (new comb. for Naupactus curtus), lectotype female NHRS. 2, Lanterius leucophaeus (Boheman) (new comb. for Naupactus leucophaeus), lectotype female NHRS. 3, Lanterius sparsus (Boheman) (new comb. for Naupactus sparsus), lectotype female NHRS. 4, Lanterius sellatus (Boheman), lectotype male of the junior synonym Naupactus subvittatus Boheman NHRS. 5, Parapantomorus carinirostris (Hustache) (new comb for Naupactus carinirostris), holotype male MNHN. 6, Symmathetes signatus (Blanchard) (new comb. for Pantomorus signatus), lectotype female MNHN. 7, Teratopactus acerbus (Boheman) (new comb. for Naupactus acerbus), lectotype female NHRS. 8, Teratopactus sulphureoviridis Hustache, lectotype female MNHN. 9, labels of Teratopactus sulphureoviridis Hustache, lectotype female MNHN. Figures 2–6 scales= 1 mm. Figures 1, 7–8 scales= 2 mm.
FIGS 460 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 460±465. A. micranthiphilus female terminalia: (460) tergite 7, dorsal; (461) tergite 8, dorsal; (462) spiculum ventrale, dorsal; (463) hemisternite of ovipositor, lateral; (464) hemisternites, dorsal; (465) spermatheca and gland. Scale bars 5 0.5 mm: (460±462) to same scale; (463±464) to same scale; (465) larger scale.
FIGS 453 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 453± 459. A. micranthiphilus male terminalia: (453) tergite 7, dorsal; (454) tergum 8 and sternum 8, ventral; (455) tegmen, dorsal; (456) tegmen, lateral; (457) aedeagus, dorsal; (458) aedeagal apex, apical view; (459) aedeagus, lateral. Scale bar 5 0.5 mm; all to same scale.
FIGS 440 in Seed-feeding beetles of the weevil tribe Mecysolobini (Insecta: Coleoptera: Curculionidae) developing in seeds of trees in the Dipterocarpaceae
FIGS 440±447. A. vaticus male terminalia: (440) tergite 7, dorsal; (441) tergum 8 and sternum 8, ventral; (442) spiculum gastrale, dorsal; (443) tegmen, dorsal; (444) tegmen, lateral; (445) aedeagus, dorsal; (446) aedeagal apex, apical view; (447) aedeagus, lateral. Scale bars 5 0.5 mm; (440±441) to same scale; (442±447) to same scale.
FIGURE 18 in Phylogeny of the weevil genus Rhinusa Stephens based on adult morphological characters and host plant information (Coleoptera: Curculionidae)
FIGURE 18. Alternative optimizations of character 24 mapped onto the phylogeny shown in Fig. 17; left side: accelerated optimization (ACCTRAN); right side: delayed optimization (DELTRAN).
FIGURES 1–5 in Phylogeny of the weevil genus Rhinusa Stephens based on adult morphological characters and host plant information (Coleoptera: Curculionidae)
FIGURES 1–5. (1) Rhinusa conicirostris male, rostrum in dorsal view; (2) R. conicirostris male, rostrum in lateral view: (3) R. linariae male, rostrum in lateral view; (4) R. linariae female, femur and tibia of anterior leg; (5) R. asellus female, femur and tibia of anterior leg. Numbers indicate characters and states. Not drawn to the same scale.
Fig. 2 in A Method for Rearing the Rice Water Weevil, Lissorhoptrus oryzophilus (Coleoptera: Curculionidae), in the Laboratory
Fig. 2. Larvae, pupa and adults of the rice water weevil, Lissorhoptrus oryzophilus, reared in water and vermiculite in the laboratory. A) Larvae produced from the layer of rice roots in water in rearing apparatus; B) test tubes for rearing mature larvae individually in vermiculite; C) pupal case built on rice roots in vermiculite; D) adult weevils emerged from pupae in vermiculite.
Fig. 10 in The Status ofEuhrychiopsis lecontei(Dietz) (Coleoptera: Curculionidae) in California, with Notes on Other Weevils Associated with Milfoil
Fig. 10. Distribution of Euhrychiopsis lecontei in California. Closed circles indicate survey sites where E. lecontei was found, open circles with an "X" indicate survey sites where E. lecontei was not found. The "?" in Nevada just east of Lake Tahoe indicates the purported presence of E. lecontei in Spooner Lake based on larval feeding damage.
Fig. 2. Experimental sites, spring 2007. A in Adults of the Waterfern Weevil,Stenopelmus rufinasusGyllenhal (Coleoptera: Curculionidae), Feed on a Non-Host Plant,Salvinia minimaBaker, in Louisiana
Fig. 2. Experimental sites, spring 2007. A) Control plot of Salvinia minima surrounded by open water on 13 March 2007, B) Experimental plot of S. minima surrounded by Azolla caroliniana on 13 March 2007, C) Examining remaining plant material in the control plot on 26 March 2007, D) Experimental plot showing reduction of A. caroliniana on 3 April 2007.
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Allen Brain Atlas
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