File:Lokiceratops (skull pneumaticity).jpg
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Summary
| Description |
English: Major openings, pneumaticity and internal passageways in the skull of Lokiceratops rangiformis (EMK 0012). (A) Dorsocranial sinuses, channels, and openings on the dorsal surface of the skull. (B) Interpretative line drawings of major external features of the narial region in lateral view. (C) Interpretative line drawings of internal passageways and openings in medial view. Dark gray indicates broken surfaces. Lighter grays indicate outlines interpreted from the preserved material. Orange denotes putty filling cracks. Osteological abbreviations: ac, adductor chamber; alf, anterior lacrimal fossa; AOF, antorbital fenestra; bv, buccal vault; cd, cornual diverticulum; cf, coronoid fossa; dc, dorsotemporal channels; dns, dorsal nasal fossa; ds, dorsocranial sinus; DTF, dorsotemporal fenestra; EN, external naris; enf, external narial fossa; ff, frontal fontanelle; LTF, laterotemporal fenestra; O, orbit; ON, otic notch; ov, oral vault; plf, posterior lacrimal fossa; pc, parietal channel; vnp, ventral nasal passage. Photo A by Marcus Donivan. Scale bar equals 20 cm. |
| Date | |
| Source | "Lokiceratops rangiformis gen. et sp. nov. (Ceratopsidae: Centrosaurinae) from the Campanian Judith River Formation of Montana reveals rapid regional radiations and extreme endemism within centrosaurine dinosaurs" |
| Author | M. A. Loewen, J. J. W. Sertich, S. Sampson, J. K. O'Connor, S. Carpenter, B. Sisson, A. Øhlenschlæger, A. A. Farke, P. J. Makovicky, N. Longrich & D. C. Evans |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:50, 21 June 2024 | | 1,606 × 2,038 (360 KB) | SlvrHwk | Uploaded a work by M. A. Loewen, J. J. W. Sertich, S. Sampson, J. K. O'Connor, S. Carpenter, B. Sisson, A. Øhlenschlæger, A. A. Farke, P. J. Makovicky, N. Longrich & D. C. Evans from [https://doi.org/10.7717/peerj.17224 "''Lokiceratops rangiformis'' gen. et sp. nov. (Ceratopsidae: Centrosaurinae) from the Campanian Judith River Formation of Montana reveals rapid regional radiations and extreme endemism within centrosaurine dinosaurs"] with UploadWizard |
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