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357 results for “third instar”
Figs. 55–65. Megasoma cedrosa, third instar. 55 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 55–65. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 57–58) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 62–63) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 55–58, 60, 65, bar ¼ 1 mm. Figs. 59, 61–64, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm.
Figs. 29–40. Megasoma thersites, third instar. 29 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 29–40. Megasoma thersites, third instar. 29) Head, frontal view; 30) epipharynx; 31–32) mandibles, ventral view, 31) right and 32) left; 33) distal part of right maxillary mala; 34) detail of maxillary stridulatory area; 35) right maxilla and hypopharynx, dorsal view; 36–37) distal segment of antenna, 36) dorsal view and 37) ventral view; 38) left posterior tarsal claw, external view; 39) second right abdominal spiracle; 40) microstructure of respiratory plate (5003). Figs. 29–32, 35, bar ¼ 1 mm. Figs. 33–34, 36–39, bar ¼ 0.5 mm.
Figs. 16–26. Megasoma punctulatus, third instar. 16 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 16–26. Megasoma punctulatus, third instar. 16) Head, frontal view; 17) epipharynx; 18–19) mandibles, ventral view, 18) right and 19) left; 20–21) mandibles, dorsal view, 20) left and 21) right; 22) left maxilla and hypopharynx, dorsal view; 23–24) distal segment of antenna, 23) dorsal view and 24) ventral view; 25) left posterior tarsal claw, external view; 26) second right abdominal spiracle. Figs. 16–22, bar ¼ 1 mm. Fig. 26, bar ¼ 0.5 mm.
Figs. 1–14. Megasoma pachecoi, third instar. 1 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 1–14. Megasoma pachecoi, third instar. 1) Head, frontal view; 2) epipharynx; 3–4) mandibles, ventral view, 3) right and 4) left; 5) right maxilla and hypopharynx, dorsal view; 6) detail of unci of lacinia; 7) detail of maxillary stridulatory area; 8–9) distal segment of antenna, 8) dorsal view and 9) ventral view; 10–11) left tarsal claws, external views, 10) middle and 11) posterior; 12) second left abdominal spiracle; 13) detail of bulla of spiracle, ventral view; 14) microstructure of respiratory plate (5003). Figs. 1–5, bar ¼ 1 mm. Figs. 6–13, bar ¼ 0.5 mm.
Fig. 3. Onthophagus landolti, third instar. a in Life History ofOnthophagus landoltiHarold, 1880 (Coleoptera: Scarabaeidae), with Descriptions of the Preimaginal Stages
Fig. 3. Onthophagus landolti, third instar. a) Head, dorsal view, b) Epipharynx, ventral view, c) Right and left mandibles, ventral and dorsal views, d) Middle leg, e) Maxilla, dorsal view, f) Labium-hypopharynx, dorsal view, g) Male abdominal segments IX−X. Scale = 0.5 mm. See text for definition of structure codes.
Figs. 17–18 in Dynastes neptunus Quenzel (Coleoptera: Scarabaeidae: Dynastinae); Descriptions of the Third Instar Larva and Pupa, with Notes on Biology
Figs. 17–18. Dynastes neptunus, lateral view of pupa inside pupal chambers formed in the rotten wood of rearing containers. 17) Female; 18) male. Photographs by G. Onore.
Figs. 10–16. Dynastes neptunus, third instar larva. 10 in Dynastes neptunus Quenzel (Coleoptera: Scarabaeidae: Dynastinae); Descriptions of the Third Instar Larva and Pupa, with Notes on Biology
Figs. 10–16. Dynastes neptunus, third instar larva. 10) Labium and hypopharynx, dorsal view; 11) tarsal claw of mesothoracic leg; 12) tarsal claw of metathoracic leg; 13) prothoracic spiracle; 14) spiracle of abdominal segment VIII; 15) shape of holes of respiratory plate of abdominal spiracle; 16) venter of last abdominal segment.
Figs. 18–20. Ceratocanthus relucens, pupa. 18 in Description of Third Instar Larva and Pupa of Ceratocanthus Relucens (Bates) (Coleoptera: Scarabaeidae: Ceratocanthinae)
Figs. 18–20. Ceratocanthus relucens, pupa. 18) Lateral view; 19) dorsal view; 20) ventral view. Point A ¼ transverse carina of 6 th abdominal tergite. Point B ¼ urogomphi. Scale line ¼ 2 mm.
Figs. 1–8. Ceratocanthus relucens, third instar larva. 1 in Description of Third Instar Larva and Pupa of Ceratocanthus Relucens (Bates) (Coleoptera: Scarabaeidae: Ceratocanthinae)
Figs. 1–8. Ceratocanthus relucens, third instar larva. 1) Frontal view of head; 2) epipharynx; 3) right mandible, ventral view; 4) left mandible, ventral view; 5) left maxilla, dorsal view; 6) left mandible, dorsal view; 7) right mandible, dorsal view; 8) maxillary stridulatory area. Scale lines ¼ 0.4 mm, except Figures 2, 5 ¼ 0.2 mm.
Figs. 9–16. Ceratocanthus relucens, third instar larva. 9 in Description of Third Instar Larva and Pupa of Ceratocanthus Relucens (Bates) (Coleoptera: Scarabaeidae: Ceratocanthinae)
Figs. 9–16. Ceratocanthus relucens, third instar larva. 9) Labium and hypopharyngeal sclerome, dorsal view; 10) apical antennal segment, ventral view; 11) same, dorsal view; 12) Mesotarsungulus, lateral view; 13) metatarsungulus, lateral view; 14) thoracic spiracle; 15) abdominal spiracle; 16) venter of last abdominal segment, showing transverse palidia. Scale lines ¼ 0.2 mm, except Figures 12–13, 16 ¼ 0.5 mm.
Figs. 15–21. Xyloryctes lobicollis, third instar larva. 15 in Descriptions of XYLORYCTES Hope Larvae with a Key to Species Based on the Third Stage Larvae (Coleoptera: Scarabaeidae: Dynastinae)
Figs. 15–21. Xyloryctes lobicollis, third instar larva. 15) Frontal view of head; 16) epipharynx; 17) Right maxilla, dorsal view; 18) labium and hypophanyngeal sclerome, dorsal view; 19) apical antennal segment, dorsal view; 20) same, ventral view; 21) metatarsungulus, lateral view. Scale lines: Figure 15 ¼ 2 mm; Figure 16 ¼ 1 mm; Figures 19–20 ¼ 0.5 mm.
Figs. 22–25. Xyloryctes lobicollis, third instar larva. 22 in Descriptions of XYLORYCTES Hope Larvae with a Key to Species Based on the Third Stage Larvae (Coleoptera: Scarabaeidae: Dynastinae)
Figs. 22–25. Xyloryctes lobicollis, third instar larva. 22) Left mandible, dorsal view; 23) left mandible, ventral view; 24) right mandible, ventral view; 25) right mandible, dorsal view. Scale line ¼ 2 mm.
Figs. 8–14. Xyloryctes furcatus, third instar larva. 8 in Descriptions of XYLORYCTES Hope Larvae with a Key to Species Based on the Third Stage Larvae (Coleoptera: Scarabaeidae: Dynastinae)
Figs. 8–14. Xyloryctes furcatus, third instar larva. 8) Left mandible, dorsal view; 9) left mandible, ventral view; 10) right mandible, ventral view; 11) right mandible, dorsal view; 12) left mandible, mesad view; 13) right mandible, mesad view; 14) metatarsungulus, lateral view. Scale line ¼ 1 mm.
Figs. 10–19. Platycoelia lutescens third instar larva. 10 in Larval Descriptions For The Neotropical Genus Platycoelia (Coleoptera: Scarabaeidae: Rutelinae: Anoplognathini)
Figs. 10–19. Platycoelia lutescens third instar larva. 10) Habitus; 11) frontal view of head; 12) epipharynx; 13) labium and hypopharynx; 14) dorsal view of maxilla; 15) ventral view of a) right mandible and b) left mandible; 16) dorsal view of a) left mandible and b) right mandible; 17) dorsal view of antenna; 18) thoracic spiracle; 19) tarsungulus of posterior leg.
Figs. 1–9. Platycoelia gaujoni third instar larva. 1 in Larval Descriptions For The Neotropical Genus Platycoelia (Coleoptera: Scarabaeidae: Rutelinae: Anoplognathini)
Figs. 1–9. Platycoelia gaujoni third instar larva. 1) Habitus; 2) frontal view of head; 3) epipharynx; 4) labium and hypopharynx; 5) dorsal view of maxilla; 6) ventral view of a) right mandible and b) left mandible; 7) dorsal view of a) left mandible and b) right mandible; 8) thoracic spiracle; 9) tarsungulus of posterior leg.
Figs. 16–21. Hologymnetis cinerea, third instar larva. 16 in Descriptions Of The Larvae Of Hoplopyga Singularis (Gory And Percheron) And Hologymnetis Cinerea (Gory And Percheron) With A Revised Key To The Larvae Of New World Gymnetini (Coleoptera: Scarabaeidae: Cetoniinae)
Figs. 16–21. Hologymnetis cinerea, third instar larva. 16) Frontal view of head; 17) Palidia; 18) Thoracic spiracle; 19) Tarsungulus of anterior leg; 20) Apical antennal segment, dorsal and ventral views; 21) Right maxilla, hypopharyngeal sclerome and labium, ventral view.
Figs. 22–26. Hologymnetis cinerea, third instar larva. 22 in Descriptions Of The Larvae Of Hoplopyga Singularis (Gory And Percheron) And Hologymnetis Cinerea (Gory And Percheron) With A Revised Key To The Larvae Of New World Gymnetini (Coleoptera: Scarabaeidae: Cetoniinae)
Figs. 22–26. Hologymnetis cinerea, third instar larva. 22) Epipharynx; 23) Dorsal view (a) left and (b) right mandibles; 24) Ventral view of (a) right and (b) left mandibles; 25) Stridulatory area of maxilla; 26) Apex of right mala showing unci.
Figs. 3–8. Hoplopyga singularis, third instar larva. 3 in Descriptions Of The Larvae Of Hoplopyga Singularis (Gory And Percheron) And Hologymnetis Cinerea (Gory And Percheron) With A Revised Key To The Larvae Of New World Gymnetini (Coleoptera: Scarabaeidae: Cetoniinae)
Figs. 3–8. Hoplopyga singularis, third instar larva. 3) Lateral view of larva; 4) Frontal view of head; 5) Palidia; 6) Thoracic spiracle; 7) Tarsungulus of anterior leg; 8) Dorsal view of antenna and ventral view of apical segment showing sensory spots.
Figs. 9–15. Phytholaema herrmanni, third instar. 9 in Description of the Larvae ofPhytholaema herrmanniGermain andPhytholaema dilutipes(Fairmaire and Germain) (Coleoptera: Scarabaeidae: Melolonthinae)
Figs. 9–15. Phytholaema herrmanni, third instar. 9) Labium, dorsal view; 10) Hypopharynx; 11) Thoracic spiracle; 12) Respiratory plate; 13) Tarsungulus of a) prothoracic leg, b) mesothoracic leg, and c) metathoracic leg; 14) Sclerotized vestigial structure on A9; 15) Last abdominal segment, ventral view of raster. Scale bar in mm.
Figs. 1–8. Phytholaema herrmanni, third instar. 1 in Description of the Larvae ofPhytholaema herrmanniGermain andPhytholaema dilutipes(Fairmaire and Germain) (Coleoptera: Scarabaeidae: Melolonthinae)
Figs. 1–8. Phytholaema herrmanni, third instar. 1) Head, frontal view; 2) Distal antennomere, lateral view; 3) Epipharynx; 4) Mandibles, ventral view, a) left and b) right; 5) Mandibles, dorsal view, a) right and b) left; 6) Maxillae, a) dorsal view and b) ventral view; 7) Apex of lacinia and galea showing unci; 8) Maxillary stridulatory area. Scale bar in mm.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.