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48 results for “Psephenidae”
Figs. 25–30. Eubrianacinae genera, dorsal habitus. 25 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 25–30. Eubrianacinae genera, dorsal habitus. 25) Eubrianax; 26) Jaechanax; 27) Jinbrianx; 28) Mubrianax;
Figs. 7–9 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 7–9. Ectozoic organisms attached to larval Schinostethus. 7) Filamentous algae (yellow arrow); 8) Peritrich protozoans attached to venter; 9) Insect egg cases.
Figs. 10–14. Morphological structures. 10 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 10–14. Morphological structures. 10) Schinostethus: Gills concealed beneath ventral operculum; 11) Undescribed Eubrianacinae: Palmate gills exposed on venter; 12) Psephenoidinae: Ninth abdominal segment surrounded by paratergites of eighth abdominal segment; 13) Schinostethus: Ninth abdominal segment not surrounded by paratergites of eighth abdominal segment; 14) Mataeopsephus: Gills with branches arising from central stalk. 7 = seventh abdominal segment; 8 = eighth abdominal segment; 9 = ninth abdominal segment.
Figs. 31–36. Eubriinae genera, dorsal habitus. 31 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 31–36. Eubriinae genera, dorsal habitus. 31) Dicranopselaphus (from Lee et al. 2007); 32) Granuleubria (from Lee et al. 2007); 33) Homoeogenus (from Lee et al. 2007); 34) Macroeubria; 35) Microeubria; 36) Schinostethus.
Figs. 15–20. Morphological structures. 15 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 15–20. Morphological structures. 15) Sinopsephenoides: Stellate tubercles on venter; 16) Sinopsephenoides: Short and moderately narrow cephalic plate; 17) Granuleubria: Ninth abdominal segment entire posteriorly (from Lee et al. 2007); 18) Macroeubria: Ninth abdominal segment emarginated posteriorly; 19) Microeubria: Meso- and metathoracic paratergites truncate laterally; 20) Schinostethus: Meso- and metathoracic paratergites acicular laterally.
Figs. 4–6. Setal fringes. 4 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 4–6. Setal fringes. 4) Schinostethus; 5) Undescribed Eubrianacinae; 6) Psephenoidinae: pharate larva.
Figs. 1–3 in Larval Psephenidae (Coleoptera: Byrrhoidea) of Thailand:Annotated List and Illustrated Key to Genera
Figs. 1–3. Larvae of Eubrianacinae. 1) Genus morphologically similar to Eubrianax; 2) Jinbrianax; 3) Jaechanax. app = abdominal posterior plates; cl = costal lines; cp = cephalic plate; cpl = closed periocellar line; gap = gap between abdominal paratergites 6 and 7; ipl = incomplete periocellar line; para = paratergites. All figures from Lee et al. (2007).
FIGURES 13 22 in Belicinus Rhomboideus, a new genus and species of Psepheninae (Coleoptera: Byrrhoidea: Psephenidae) from Belize
FIGURES 13 22. Belicinus rhomboideus sp. nov. 13. Genital plates of Belicinus rhomboideus sp. nov. 14. Habitus of Pheneps cursitatus. 15. Protarsomeres of Pheneps antennalis. 16. Pronotum showing middorsal carina of Psephenops mexicanus, dorsal view. 17. Ventral aspect of head and maxillary palpus of Psephenops lupita. 18. Ventral aspect of head and maxillary palpus of Psephenopalpus browni. 19. Protarsomeres of Psephenops sp. 20. Protarsomeres of Psephenopalpus browni. 21. Protarsomeres of Psephenotarsis triangularis. 22. Protarsomeres of Psephenus sp. (Fig. 14 from Spangler 1987; Fig. 15 from Spangler and Steiner 1983; Fig. 16 from Arce-Pérez and Novelo-Gutiérrez 2000; Fig. 17 from Arce-Pérez 2002; Fig. 18 from Arce-Pérez 2004b; Figs. 19, and 22 Arce-Pérez and Novelo-Gutiérrez 2001)
FIGURES 7 12 in Belicinus Rhomboideus, a new genus and species of Psepheninae (Coleoptera: Byrrhoidea: Psephenidae) from Belize
FIGURES 7 12. Belicinus rhomboideus sp. nov. 7. First four tarsomeres (dorsal and lateral view). 8. Abdominal ventrites. 9. Aedeagus on ventral view, showing phallobase, parameres and middle lobe (penis). 10. Aedeagus, dorsal view. 11. Aedeagus, close-up of penis, ventral view. 12. Aedeagus, dorsal view.
FIGURES 1 6 in Belicinus Rhomboideus, a new genus and species of Psepheninae (Coleoptera: Byrrhoidea: Psephenidae) from Belize
FIGURES 1 6. Belicinus rhomboideus sp. nov. 1. Head and pronotum, dosal view. 2. Head and prosternum, ventral view. 3. Labrum and maxillary palpus, ventral view. 4. Midline of pronotum with a fine carina in the distal half. 5 6. Protibiae slender, clearly arched toward the exterior, with tiny teeth on their internal margin.
FIGURES 8–13 in Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America
FIGURES 8–13. Male genitalia of Psephenops spp. occurring in Mexico and Central America, dorsal view (scale = 0.1 mm): 8) P. mexicanus; 9) P. smithi; 10) P. argentinensis; 11) P. lu pit a; 12) P. maculicollis; 13) P. prestone [Fig. 8 after Arce-Pérez y Novelo-Gutiérrez (2000); Figs 9–10 modified from Delève (1967); Fig. 11 after Arce-Pérez (2002); Figs. 12–13 modified from Spangler (1990)].
FIGURES 5–7 in Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America
FIGURES 5–7. Male genitalia of Psephenops shepardi sp. nov.: 5) phallobase, parameres and median lobe (penis), dorsal view; 6) same, ventral view; 7) same, lateral view.
FIGURES 2–4 in Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America
FIGURES 2–4. Male genitalia of Psephenops spinaparameri sp. nov.: 2) phallobase, parameres and median lobe (penis), dorsal view; 3) same, ventral view; 4) same, lateral view.
FIGURE 1 in Two new species of Psephenops Grouvelle from Belize (Coleoptera: Byrrhoidea: Psephenidae), with a key to the known species from Mexico and Central America
FIGURE 1. Hind tarsi of Psephenops, dorsolateral view: a) P. spiniparameri sp. nov.; b) P. shepardi sp. nov.
FIGURE 26 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 26. Neoeubria inbionis, ovipositor, A—dorsal view, B—left lateral view.
FIGURE 5 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 5. Neoeubria inbionis, larva, dorsal habitus.
FIGURE 4 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 4. Neoeubria inbionis, adult female, frontal view.
FIGURE 3 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 3. Neoeubria inbionis, adult male, frontal view.
FIGURE 2 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 2. Neoeubria inbionis, adult female, ventral habitus.
FIGURE 1 in Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone
FIGURE 1. Neoeubria inbionis, adult female, dorsal habitus.
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