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71 results for “Squatiniformes”
FIGURE 38 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 38. Morphological details of Squatina dumeril (MNHN A-9692). A) Dorsal view of head. B) Dorsal view of pectoral fin. C) Labial view of lower jaw showing the tooth rows. D) Apex of pectoral fin outer edge with enlarged dermal denticles showing sexual dimorphism. E) Lateral view of dorsal fins. F) Dorsal view of clasper. Abbreviations: crh, cover rhiphidion; dd, enlarged dermal denticles; rh, rhiphidion. Scale bar = 50 mm.
FIGURE 46 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 46. Visceral arches of S. guggenheim (MZUSP 110870, juvenile female, continental shelf of Southestern Brazil, 449 mm TL) in dorsal (A) and ventral (B) views. Arrow indicates the lateral extension of the condyle on Meckel's cartilage for articulation with palatoquadrate. Abbreviations as in Fig. 46. Anterior to top.
FIGURE 37 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 37. Lectotype of Squatina dumeril (MNHN A-9692, off coast of New York state, United States, 1172 mm TL).
FIGURE 36 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 36. Morphology of female reproductive system of Squatina sp. showing right (A) and left (B) functional ovaries, while Squatina guggenheim and Squatina occulta present only left ovary functional (D and F, respectively), and right ovary reduced (C and E, respectively). Abbreviations: lov, left ovary; lv, liver; rov, right ovary; sch, stomach; spv, spiral valve. Scale bar = 10 mm."
FIGURE 20 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 20. Morphological details of symphysial tooth morphology in Squatina guggenheim (MZUSP 111961, adult, head only). Left upper tooth row in labial (A), lateral (B) and lingual (C) views (for upper teeth, refer to upper scale bar). Left lower tooth row in labial (D), lateral (E), and lingual (F) views (for lower teeth, refer to lower scale bar).
FIGURE 45 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 45. Visceral arches of S. occulta (NUPEC 2192, juvenile male, continental shelf of Southeastern Brazil, 448 mm TL) in dorsal (A) and ventral (B) views. Arrow indicates the lateral extension of the condyle on Meckel's cartilage for articulation with palatoquadrate. Abbreviations: alc, anterior upper labial cartilage; bb, basal plate; bh, basihyal; cb1, ceratobranchial 1; cb5, ceratobranchial 5; ch, ceratohyal; djc, double-jointed condyle; ep1, epibranchial 1; gpx, gill pickaxe; hb1, hipobranchial 1; hb2, hipobranchial 2; hyo, hyomandibula; lcb, lateral cartilage of basihyal; llc, lower labial cartilage; Mc, Meckel's cartilage; opq, orbital process of palatoquadrate; pb1, pharyngobranchial 1; plc, posterior upper labial cartilage; pq, palatoquadrate; qp, quadrate process; vpc, ventral process of ceratohyal. Anterior to top.
FIGURE 33 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 33. Morphological details of Squatina sp. (MNRJ 30190). A) Dorsal view of head. B) Ventral view of head and pectoral region. C) Ventral view of pelvic fins. D) Dorsal view of anterior region of trunk, pectoral and pelvic fins. E) Lateral view of dorsal fins. F) Lateral view of caudal fin. Scale bar = 50 mm.
FIGURE 2 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 2. Paratype of Squatina occulta in dorsal (A) and ventral (B) views (MCP 13999, preadult female, continental shelf of Rio Grande do Sul state, Brazil, 903 mm TL), and fresh specimen in dorsal (C) view photographed in field (NPM 1547, juvenile male, continental northern shelf of Rio de Janeiro state, Brazil, 343 mm TL).
FIGURE 1 in Morphological and taxonomic revision of species of Squatina from the Southwestern Atlantic Ocean (Chondrichthyes: Squatiniformes: Squatinidae)
FIGURE 1. Paratype of Squatina occulta in dorsal (A) and ventral (B) views (MZUSP 41518, preadult male, continental shelf of Rio Grande do Sul state, Brazil, 975 mm TL) and non-type specimen in dorsal (C) view (NUPEC 1651, juvenile male, continental shelf of southeastern Brazil, 743 mm TL).
FIGURE 4 in A review of the systematics of western North Pacific angel sharks, genus Squatina, with redescriptions of Squatina formosa, S. japonica, and S. nebulosa (Chondrichthyes: Squatiniformes, Squatinidae)
FIGURE 4: A. Squatina japonica (HUMZ 105913), immature male, 441mm, B. Close-up of snout.
FIGURE 2 in Squatina caillieti sp. nov., a new species of angel shark (Chondrichthyes: Squatiniformes: Squatinidae) from the Philippine Islands
FIGURE 2. Squatina caillieti sp. nov. holotype (A) Head, (B) Dorsal fins, and (C) Caudal fin.
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