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123 results for “Fasciolariidae”
FIGURE 13 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 13. Head in ventral view. A. Pseudolatirus pallidus, width of head in relation to adjacent head-foot (char. 14: 0) and length of cephalic tentacles in relation to width of head (char. 15: 0). B. Fusinus brasiliensis (char. 14: 1; char. 15: 1). C. Granulifusus sp. (char. 14: 2; char. 15: 2). Abbreviations: ct, cephalic tentacles. Scales = 1 mm.
FIGURE 48. Proboscis. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 48. Proboscis. A. Dolicholatirus cayohuesonicus, proboscis retractor muscle inserted posteriorly in rhynchodeum (char. 71: 0). B. Fusinus frenguelli, proboscis retractor inserted medially (char. 71: 1). Abbreviations: mo, mouth opening; pb, proboscis; pm, proboscis retractor muscle. Scales A= 0.5 mm, B= 1 mm.
FIGURE 11 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 11. Anterior region of live specimens with body extended. A. Buccinum undatum, (https://en.wikipedia.org/wiki/Buccinum_undatum) no orange/dark-red body pigmentation (char. 11: 0). B. Fusinus brasiliensis, coloration orange to light red (char. 11: 1; char. 12: 0). C. Aurantiaca aurantiaca, coloration orange to light red with a reticulated pattern (char. 11: 1; char. 12: 1). D. Leucozonia nassa brasiliana, coloration dark red (char. 11: 1; char. 12: 2). Scales = 10 mm.
FIGURE 12 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 12. Head in ventral view. A. Buccinum undatum, cephalic tentacles with bases apart (char. 13: 0). B. Polygona angulata, bases side by side (char. 13: 1). Abbreviations: ct, cephalic tentacle; rh, rhynchostome. Scales= 2 mm.
FIGURE 10 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 10. Shell in apertural view. A. Pseudolatirus pallidus, no pseudo-umbilicus (char. 10: 0) (L 63.3 mm). B. Fusolatirus bruijnii, pseudo-umbilicus is present (char. 10: 1) (L 46.5 mm). Abbreviations: up, pseudo-umbilicus.
FIGURE 8 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 8. Apertural view of shell. A. Granulifusus sp. columella lacking columellar folds (char. 8: 0). B. Filifusus filamentosus, evidencing the columellar folds in the columella (char. 8: 1). Scales= 5 mm.
FIGURE 9 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 9. Shell in apertural view. A. Buccinum undatum, siphonal canal, length: total shell length ratio of 1/6 or less (char. 9: 0) (L 74.2 mm). B. Leucozonia ocellata, ratio is between 1/6 and 1/4 (char. 9: 1) (L 27.2 mm). C. Fusinus brasiliensis, ratio is more than 1/4 (char. 9: 2) (L 97.2 mm). Abbreviations: s, siphonal canal.
FIGURE 47. Proboscis. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 47. Proboscis. A. Pisania pusio, proboscis retractor muscles as multiple fibers, inserted in haemocoel wall (char. 69: 0), arranged in two bundles (char. 70: 0). B. Pustulatirus ogum, retractor muscles originating in columellar muscles (char. 69: 1) and arranged in two bundles (char 70: 0). C. Fusinus marmoratus, retractor muscles originating in columellar muscles (char. 69: 1) and arranged as a single powerful muscle (char. 70: 1). Abbreviations: mo, mouth opening; pm, proboscis retractor muscle. Scales= 2 mm.
FIGURE 29. Proboscis opened laterally. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 29. Proboscis opened laterally. A. Polygona angulata, radular sac contained within proboscis (char. 43: 1). B. Thais speciosa, radular sac extending beyond proboscis (char. 43: 0). Abbreviations: ea, anterior esophagus; mo, mouth opening; ot, odontophore tube; pb, proboscis; rs, radular sac. Scales= 1 mm.
FIGURE 33 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 33. Radula, detail of rachidian. A. Fusinus frenguelli, rachidian square to trapezoidal (char 50: 0) with terminal cusps (char: 51: 0). B. Pseudolatirus kuroseanus, rachidian triangular (char. 50: 1) bearing subterminal cusps (char. 51: 1). Abbreviations: rar, radula rachidian. Scales A= 20 µm, B= 5 µm.
FIGURE 44. Radula. A. Fusinus serotinus, innermost cusps with a in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 44. Radula. A. Fusinus serotinus, innermost cusps with a progressive increase in length (char. 66: 1). B. Pseudolatirus discrepans, no gradual increase (char. 66: 0). Abbreviations: ral, radula lateral; numbers represent cusp number as indicated in the text. Scales= 20 µm.
FIGURE 32 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 32. Odontophore in ventral view. A. Pustulatirus ogum, free portion of m6 more than 1/6 of cartilage length (char. 47: 0). B. Fusinus sp. 1/6 or less (char. 47: 1). Abbreviations: m6, horizontal muscle; oc, odontophore cartilage. Scales= 1 mm.
FIGURE 39. Radula. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 39. Radula. A. Dolicholatirus cayohuesonicus, radula, lateral with up to four cusps (char. 58: 0). B. Amiantofusus pacificus, five to six cusps (char. 58: 1). C. Hemipolygona armata, seven to 15 cusps (char. 58: 2). D. Pleuroploca trapezium, 16 or more cusps (char. 58: 3). Abbreviations: ral, radula lateral. Scales A= 5 µm, B= 10 µm, C= 50 µm, D= 100 µm.
FIGURE 43 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 43. Radula, detail of lateral. A. Pisania pusio, radula lateral teeth, cusp 1 present (char 62: 0) same or greater size (char. 63: 0), cusp 2 twice as other cusps (char. 64: 1), secondary cusp in cusp 2 absent (char. 65: 0). B. Pseudolatirus discrepans, cusp 1 present (char. 62: 0) reduced size (char. 63: 0), cusp 2 same length other cusps (char. 64: 0), secondary cusp in cusp 2 absent (char. 65: 0). C. Filifusus filamentosus, cusp 1 absent (char. 62: 1), cusp 2 same length other cusps (char. 64: 0), secondary cusp in cusp 2 absent (char. 65: 0). D. Leucozonia ocellata, cusp 1 absent (char. 62: 1), cusp 2 twice as other cusps (char. 64: 0), secondary cusp in cusp 2 present (char. 65: 1). Abbreviations: ral2, radula lateral secondary cusp; numbers represent cusp number as indicated in the text. Scales A,B= 20 µm, C= 100 µm, D= 50 µm.
FIGURE 45. Radula. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 45. Radula. A. Peristernia nassatula, laterals bearing secondary cusps (char. 67: 1). B. Leucozonia ponderosa, laterals without secondary cusps (char. 67: 0). Abbreviations: ral, radula lateral; ral2, radula lateral secondary cusp. Scales A= 20 µm, B= 50 µm.
FIGURE 36. Radula. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 36. Radula. A. Dolicholatirus cayohuesonicus, ratio of the width of the rachidian to the lateral tooth is one or more (char. 54: 0). B. Pisania pusio, ratio is 1/2 to less than 1 (char. 54: 1). C. Leucozonia nassa, ratio is 1/4 to less than 1/2 (char. 54: 2). D. Latirus vischii, ratio is less than 1/4 (char. 54: 3). Abbreviations: ral, radula lateral; rar, radula rachidian. Scales A= 5 µm, B,C= 50 µm, C= 100 µm.
FIGURE 38. Radula. A in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 38. Radula. A. Dolicholatirus cayohuesonicus, lateral teeth close to rachidian (char. 56: 0), ratio of the lateral length to width is more than 1 (char. 57: 0). B. Amiantofusus candoris, lateral close to rachidian (char. 56: 0), ratio is less than 1 to more than 1/2 (char. 57: 2). C. Chryseofusus graciliformis, lateral close to rachidian (char. 56: 0), ratio is 1/2 to 1/3 (char. 57: 3). D. Buccinum undatum, laterals distanced from rachidian, radular ribbon visible underneath (char. 56: 1), ratio is one (char. 57: 1). E. Peristernia marquesana, lateral close to rachidian (char. 56: 0), ratio is less than 1/3 (char. 57: 4). Abbreviations: ral, radula lateral. Scales A,B= 10 µm, C= 50 µm, D= 100 µm, E= 20 µm.
FIGURE 35 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 35. Radula detail of rachidian. A. Dolicholatirus sp. rachidian tooth, one cusp (char. 53: 0). B. Pugilina tupiniquim, (modified from Abbate & Simone, 2015) two cusps (char. 53: 1). C. Nodolatirus rapanus, three cusps (char. 53: 2). D. Pustulatirus ogum, four cusps (char. 53: 3). E. Buccinum undatum, five cusps (char. 53: 4). Abbreviations: rar, radula rachidian. Scales A,C,D= 10 µm, B,E= 100 µm.
FIGURE 7 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 7. Apertural view of shell. A. Pseudolatirus discrepans, no inner sculpture on the outer lip (char. 6: 0). B. Pleuroploca trapezium, inner sculpture of continuous spiral cords (char. 6: 1; char. 7: 0). C. Leucozonia nassa, inner sculpture of discontinuous spiral cords (char. 6: 1; char. 7: 1). Scales = 5 mm.
FIGURE 6 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)
FIGURE 6. Shell, lateral view of basal region. A. Pisania pusio, lateral view evidencing the apical growth of the last whorl (char. 5: 0). B. Hemipolygona beckyae, no apical growth (char. 5: 1). Scales= 2 mm.
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