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105 results for “Halistemma”
FIGURE 53 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 53. Halistemma transliratum. Upper (left) and lower (right) views of a younger nectophore from the paratype specimen. Scale bar 1 mm.
FIGURE 50 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 50. Halistemma transliratum Upper views of mature nectophore from holotype. Scale bar 3 mm. From Pugh & Youngbluth (1988).
FIGURE 47 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 47. Halistemma striata. Part of partially denuded siphosome (anterior to the right). fg: female gonodendron, with gonophores borne on a broad thin stalk (sfg); mg: male gonodendra 1, 2, 3 and 4; p: palpon. Scale bar 2 mm.
FIGURE 60 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 60. Halistemma foliacea. Junction between nectosome and siphosome, with the nectophoral attachment lamellae (nl) on the dorsal side of the nectosome, and the zone of proliferation of the siphosome (szp) ventral. The distal tip of a young "dorsal" bract, showing the nematocyst-containing process (np), can also be seen.
FIGURE 91 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 91. Upper view of Type A (top left) and various views of Nectalia-stage larval bracts (all others) of Halistemma maculatum sp. nov. from JSLII 1679-CG12 specimen. Proximal at top, distal at bottom. Scale bars 2 mm.
FIGURE 67. Halistemma foliacea. Mature Type I in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 67. Halistemma foliacea. Mature Type I "lateral" bract. Upper (left) and lower (right) views. Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 69 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 69. Young "ventral" bracts of Halistemma foliacea. Upper (left) and lower (right) views. Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 88 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 88. Halistemma maculatum sp. nov. Male (top) and female (bottom) gonophores from JSLII Dive 2646-CG3 specimen. Proximal at top, distal at bottom. Scale bar 1 mm.
FIGURE 42 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 42. Halistemma striata. Upper views of mature Type A-1 (left) and A-2 (right) bracts. Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 44 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 44. Halistemma striata. Thickened tentacle bearing tentilla on long pedicels. Scale bar 5 mm.
FIGURE 43. Halistemma striata. Type B in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 43. Halistemma striata. Type B bracts—upper views. Proximal at top, distal at bottom. Scale 5 mm.
FIGURE 45 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 45. Halistemma striata. Individual tentillum (scale bar 5 mm), with (inset) detail of terminal filament (scale bar 2 mm.) i indicates the distal most tip of the involucrum.
FIGURE 83 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 83. Halistemma maculatum sp. nov. Upper views of Type B bracts. Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 79 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 79. Halistemma maculatum sp. nov. Very young nectophore from JSLII Dive 1679-CG12 specimen. Scale bar 1 mm.
FIGURE 87 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 87. Halistemma maculatum sp. nov. Piece of stem from JSLII Dive 2646-CG3 specimen. fg: female gonophores; mg: male gonophore; p: palpon. Scale bar 5 mm.
FIGURE 82 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 82. Halistemma maculatum sp. nov. Upper views of Type A bracts. Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 75 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 75. Part of siphosome of Halistemma foliacea showing male and female gonodendra. fg. female gonophore, with its thickened stalk (sfg); mg. mature male gonophore, with its narrow stalk (smg); mgi. immature male gonophore; p. palpon. Scale bar 1 mm.
FIGURE 41 in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 41. Halistemma striata. Upper views of young Type A bracts. Type A-1 (left and centre), Type A-2 (right). Proximal at top, distal at bottom. Scale bar 5 mm.
FIGURE 76. Halistemma foliacea. A in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 76. Halistemma foliacea. A. Female (left) and male (right) gonophores. Scale bar 0.5 mm. B. distal end of male and C. female gonophores, showing patches of nematocysts. Scale bars 100 µm.
FIGURE 39. A in A review of the physonect siphonophore genera Halistemma (Family Agalmatidae) and Stephanomia (Family Stephanomiidae)
FIGURE 39. A probable specimen of Halistemma striata. Scale not known. © Dr. Mark Benfield and the Gulf SERPENT Project.
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