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1,301 results for “Early Cretaceous”
FIGURE 2 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 2. Tlayuamichin itztli gen. et sp. nov. Holotype (IGM 6716) preserved in left lateral view. Standard length of the specimen = 403 mm. Scale bar equals 70 mm.
FIGURE 7 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 7. Tlayuamichin itztli gen. et sp. nov. Line drawing of the skull in IGM 6716 (holotype). Scale bar equals = 50 mm.
FIGURE 13 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 13. Tlayuamichin itztli gen. et sp. nov. Detailed photograph of: A, the dorsal fin in IGM 6718; B, the anal fin in IGM 6718. Scale bars equal = 20 mm.
FIGURE 12 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 12. Tlayuamichin itztli gen. et sp. nov., detailed photograph of the anterior part of the skull preserved in ventral view in IGM 6717. Scale bar equals = 10 mm.
FIGURE 10 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 10. Tlayuamichin itztli gen. et sp. nov., ethmoidal region of the skull in IGM 6716 (holotype) showing the paraethmoids as indicated in Figure 7 (labeled as "pet"). Scale bar equals = 10 mm.
FIGURE 5 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 5. Tlayuamichin itztli gen. et sp. nov. Specimen IGM 6720 preserved in right lateral view. Scale bar equals = 50 mm.
FIGURE 15 in New semionotiform (Neopterygii) from the Tlayúa Quarry (Early Cretaceous, Albian), Mexico
FIGURE 15. Tlayuamichin itztli gen. et sp. nov. Detailed photograph of: A, the dorsal ridge scales in IGM 6719; B, several partially articulated scales in IGM 6717 showing the well-developed articular, anterodorsal and anteroventral processes. Scale bars equal = 10 mm.
FIGURE 10 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 10. Pedal ungual phalanx of Baryonyx walkeri Charig & Milner, 1986 (ML1190) in lateral (A) and ventral (palmar) (B), and proximal views (C). Scale bar: 1 cm.
FIGURE 9 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 9. Right calcaneum of Baryonyx walkeri Charig & Milner, 1986 (ML1190) in anterior (A), medial (B), proximal (C), and lateral (D) views. Abbreviations: ast.fa, astragalar facet; fib.fa, fibular facet; tib.fa, tibial facet. Scale bar: 10 cm.
FIGURE 8 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 8. Baryonyx walkeri Charig & Milner, 1986 (ML1190). A–C, right scapula in lateral (A), posterior (B), and medial (C) views. D–G, right pubis in anterior (D), lateral (E), posterior (F), and medial (G) views. Scale bar: 5 cm.
FIGURE 7 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 7. Dorsal ribs (ML1190) of Baryonyx walkeri Charig & Milner, 1986 in proximal (A), anterior (B, E), posterior (C, G), medial (D), lateral (F), and cross sectional (H) views. Scale bar: 10 cm.
FIGURE 6 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 6. Caudal vertebrae (ML1190) of Baryonyx walkeri Charig & Milner, 1986. A–F, most anterior caudal vertebra (A) to more posterior vertebrae. Abbreviations: Ant./Post., anterior and posterior views; Lat.L., left lateral view; Lat. R, right lateral view. Note perforation in the lateral side of centrum D, probably due to tooth mark from a large predator or scavenger. Scale bar: 10 cm.
FIGURE 4 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 4. Left dentary (ML1190) of Baryonyx walkeri in dorsal (A), lateral (B), ventral (C), medial (D), and anterior (E) views. Scale bar: 10 cm.
FIGURE 5 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 5. Posterior dorsal vertebral neural arch (ML1190) of Baryonyx walkeri Charig & Milner, 1986 in lateral (A) and posterior views (B). Scale bar: 10 cm.
FIGURE 3 in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 3. Tooth (ML1190) of Baryonyx walkeri Charig & Milner, 1986. Isolated tooth (A) with detailed inset of the vertical flutes (B), wrinkled enamel (C), denticles (D), and carina (E, F) Scale bars: 1 cm (A) and 0.5 cm (C–E).
FIGURE 2. Geology and stratigraphy context. A in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 2. Geology and stratigraphy context. A, Stratigraphic log at Praia das Aguncheiras; B, Cretaceous geological formations at Espichel Cape (based on Manuppella 1994); C, Lisbon and Tagus Valley Mesozoic sedimentary rocks based on Liñán, 2001; D, Portuguese Mesozoic sedimentary rocks based on Liñán, 2001. Abbreviations: C2Ga, Galé Formation; C1Ro, Rodízio Formation; C1Cr, Cresmina Formation; C1Re, Regatão Formation; C1HB, Ladeiras, Rochadouro, Areia do Mastro, Papo-Seco and Boca do Chapim Formations; C1Ma, Maceira marls and reefal limestones; C1GL, Vale de Lobos and Guia grés, mudstones and limestones; C1Ca - Mudstones and sandstones of Porto da Calada Fm.
FIGURE 1. A in A new specimen of the theropod dinosaur Baryonyx from the early Cretaceous of Portugal and taxonomic validity of Suchosaurus
FIGURE 1. A, Tooth of possible Baryonychinae indet. (NHM R36536), holotype of the nomen dubium Suchosaurus cultridens (Owen, 1840–45). Scale bar: 2 cm; B, Jaw and teeth of Baryonychinae indet., possibly referable to Baryonyx walkeri (MG324), holotype specimen of the nomen dubium Suchosaurus girardi Sauvage, 1897–1898. Scale bar: 10 cm.
FIGURE 2 in Description of the male of Megalava truncata Perrichot (Hymenoptera: Megalyridae) in Early Cretaceous amber from El Soplao (Spain)
FIGURE 2. Line drawings of Megalava truncata Perrichot, 2009, new specimen CES 391.2 from El Soplao amber, male. A, camera lucida drawing, lateral habitus; B, diagrammatic illustration of forewing reconstruction; wing width has been estimated; C, camera lucida drawing of the genitalia in lateral view. Scale bars: A, B = 1 mm, C = 0.1 mm.
FIGURE 1 in Description of the male of Megalava truncata Perrichot (Hymenoptera: Megalyridae) in Early Cretaceous amber from El Soplao (Spain)
FIGURE 1. Photomicrographs of Megalava truncata Perrichot, 2009, new specimen CES 391.2 from El Soplao amber, male. A, lateral habitus; B, detail of mesosoma. Scale bars: A = 1 mm, B = 0.5 mm.
FIGURE 4 in A new genus of Scolebythidae (Hymenoptera: Chrysidoidea) from the Early Cretaceous of China
FIGURE 4. Scolebythidae gen. et sp. indet., ventral view, under alcohol; A. CNU-HYM-LB2012107, B. CNU-HYM- LB2012108.
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
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International Brain Laboratory public data
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OpenNeuro
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