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Besanosaurus

Taxon

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Figure description from paper: "Figure 23: Early and Middle Triassic ichthyopterygian heads possessing longirostry. Simplified outlines of four different Early and Middle Triassic ichthyopterygian heads possessing a long and slender rostrum. Specimens are at the same scale. (A) Utatsusaurus hataii (UHR 30691, Motani, Minoura & Ando, 1998); (B) Grippia longirostris (PMU R445, Motani, 2000); (C) Mixosaurus cornalianus (BES SC 1000, Renesto et al., 2020); (D) Besanosaurus leptorhynchus (PIMUZ T 4847, this paper); (E) Cymbospondylus buchseri (PIMUZ T 4351, Sander, 1989). Scale bar represents 10 cm." References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

Figure description from paper: "Figure 23: Early and Middle Triassic ichthyopterygian heads possessing longirostry. Simplified outlines of four different Early and Middle Triassic ichthyopterygian heads possessing a long and slender rostrum. Specimens are at the same scale. (A) Utatsusaurus hataii (UHR 30691, Motani, Minoura & Ando, 1998); (B) Grippia longirostris (PMU R445, Motani, 2000); (C) Mixosaurus cornalianus (BES SC 1000, Renesto et al., 2020); (D) Besanosaurus leptorhynchus (PIMUZ T 4847, this paper); (E) Cymbospondylus buchseri (PIMUZ T 4351, Sander, 1989). Scale bar represents 10 cm." References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

écaille description Italie Suisse +12
Besanosaurus leptorhynchus referred specimen PIMUZ T 4376, preserved on the same slab as a specimen of the smaller Mixosaurus. Scale bar represents 50 cm (1.6 ft). Figure 3C of Bindellini et al. (2021). References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

Besanosaurus leptorhynchus referred specimen PIMUZ T 4376, preserved on the same slab as a specimen of the smaller Mixosaurus. Scale bar represents 50 cm (1.6 ft). Figure 3C of Bindellini et al. (2021). References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

écaille Italie Suisse Trias moyen +8
Modified version of figure 23 of Bindellini et al. (2021) showing just the ichthyosaurs from the Besano Formation: Besanosaurus leptorhynchus (A), Mixosaurus cornalianus (B), and Cymbospondylus buchseri (C). The original figure was uploaded unmodified here: File:Early to Middle Triassic Longirostrine Ichthyopterygians.png References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

Modified version of figure 23 of Bindellini et al. (2021) showing just the ichthyosaurs from the Besano Formation: Besanosaurus leptorhynchus (A), Mixosaurus cornalianus (B), and Cymbospondylus buchseri (C). The original figure was uploaded unmodified here: File:Early to Middle Triassic Longirostrine Ichthyopterygians.png References: Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021). "Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: Taxonomic and palaeobiological implications". PeerJ 9: e11179. DOI:10.7717/peerj.11179.

Italie Suisse Trias moyen Trias +7
Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"
Taxons Mikadocephalus

Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"

humérus écaille description dessin +5
Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"
Taxons Besanosaurus

Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"

humérus écaille description dessin +5
Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"
Taxons Besanosauridae

Figure description from paper: "A Cast of BES SC 999, the holotype of Besanosaurus leptorhynchus and (B) interpretative drawing (modified from Dal Sasso & Pinna, 1996). Foetal remains are highlighted with green lines. a astragalus, c calcaneum, Cl clavicle, Co coracoid, Fe femur, Fi Fibula, H humerus, i intermedium, Il Ilium, Is Ischium, P pubis, p pisiform, R radius, r radiale, S scapula, T Tibia, U Ulna, u ulnare; 2, 3, and 4, distal carpals and tarsals; II, III, IV, and V, metacarpals and metatarsals. The apostrophe (‘) indicates left elements. Scale bar represents 50 cm"

humérus écaille description dessin +5