dc:description"FIGURE 2. Distribution of North Pacific Latrunculiidae species: A. Gulf of Alaska, U. S. A and British Columbia, Canada; B. Central Aleutian Islands and Gulf of Alaska, U. S. A. Locality data for the four Kurile Island specimens of Latrunculia (Uniannulata) oparinae subgen. nov. taken from Samaai & Krasokhin (2002) and Samaai et al. (2006). L = Latrunculia, B = Bomba gen. nov.";
dc:description"FIGURE 1. Comparison of microsclere morphology in family Latrunculiidae (not to scale): A. Anisodiscorhabd form in subgenus Latrunculia (Latrunculia) du Bocage, 1869 (type species L. (L.) bocagei Ridley & Dendy, 1886), showing the six substructures that characterise the anisodiscorhabds, whether differentiated or undifferentiated: m = manubrium, bw = basal whorl, mw = median whorl, sw = subsidiary whorl, aw = apical whorl, a = apex; B. Anisodiscorhabd form in subgenus Latrunculia (Biannulata) Samaai, Gibbons & Kelly, 2006 (type species L. (B.) kaakaariki Alvarez et al., 2002); C. Anisodiscorhabd form in subgenus Latrunculia (Uniannulata) subgen. nov. (type species L. (U.) oparinae Samaai & Krasokhin, 2002); D. Isospinodiscorhabd in genus Cyclacanthia Samaai, Govender & Kelly, 2004 (type species C. bellae (Samaai, Gibbons, Kelly & Davies-Coleman, 2003); E. Isochiadiscorhabd in genus Tsitsikamma Samaai & Kelly, 2002 (type species T. favus Samaai & Kelly, 2002); F. Anisodiscorhabd and amphiclad sceptre in genus Sceptrella Schmidt, 1870 (type species Sceptrella regalis Schmidt, 1870); G. Short anisodiscorhabd and long anisoconicorhabd in genus Latrunclava gen. nov. (type species L. imago gen. et sp. nov.); H. Anisodiscorhabd in genus Bomba gen. nov. (type species B. endeavourensis gen. et sp. nov.). Fig. 1 A, B, D modified and reproduced from Samaai et al. (2006), Samaai et al. (2004) and Samaai et al. (2003), respectively, with permission from Zootaxa (Magnolia Press). Fig. 1 E, F modified with permission from T. Samaai.";
dc:description"FIGURE 8. Morphology, megascleres and microscleres of Latrunculia (Uniannulata) oparinae Samaai & Krasokhin, 2002 subgen. nov. comb. nov.: A. RBCM 015 - 00489 - 001, central Aleutian Islands, in situ; B. Specimen on left (green) in situ with L (L.) hamanni sp. nov. (right, brown specimen), Kanaga Island, central Aleutian Islands, 150 m, in situ; C. NHMUK 2011.2. 11.1, specimen on deck; D. RBCM 015 - 00487 - 001, scale = 1 cm; E. NHMUK 2006.8. 24.3, specimen on deck; F. Histological section showing palisade of anisodiscorhabds in outermost ectosome, a paratangential layer of megascleres below palisade, and cavernous choanosome below, scale = 200 µm; G. Acanthose head of anisostyle with retrovert and conical spines on apex (from RBCM 015 - 00490 - 003), scale = 20 µm; H. Typical anisodiscorhabd (from RBCM 015 - 00490 - 003), scale = 20 µm; I. Typical anisodiscorhabd (from NHMUK 2008.3.27.1), scale = 20 µm; J. Typical anisodiscorhabd (from NHMUK 2006.8.24.3), scale = 20 µm; K. Anisodiscorhabd manubrium and basal whorl (left) and apical whorl and apex (right) (from RBCM 015 - 00490 - 003), scale = 20 µm; L. Base of anisodiscorhabd showing manubrium and basal whorl (from NHMUK 2006.8.24.3), scale = 20 µm; M. Protorhabd (from RBCM 015 - 00490 - 003), scale = 20 µm; N. Immature anisodiscorhabds (from NHMUK 2006.8.24.3), scale = 20 µm.";
dc:description"FIGURE 3. Latrunculia (Latrunculia) austini Samaai, Gibbons & Kelly, 2006: A. Holotype RBCM 982 - 62 - 1, British Columbia; B. Skookumchuck Narrows, Jervis Inlet, in situ; C. NHMUK 2008. 3. 27.3, Gulf of Alaska, 102 m, in situ; D. NHMUK 2008.3. 27.3, ibid, grid marks under preserved specimen are 1 cm 2; E. RBCM 014 - 00091 - 001, British Columbia, 384 m, in situ; F. RBCM 015 - 00479 - 001, Gulf of Alaska, 88 m, in situ; G. RBCM 015 - 00479 - 004, Gulf of Alaska, 106 m, distance between red laser dots is 10 cm; H. Ibid; I. Queen Charlotte Sound, 48.125 ° N, 125.371 ° W, 115 m, 27 May 2006, OCNMS ROPOS ROV Dive 953, in situ; J. Queen Charlotte Sound, 48.302 ° N, 124.938 ° W, 243 m, 0 1 Jun 2006, OCNMS ROPOS ROV Dive 958, in situ; K. Queen Charlotte Sound, 48.170 ° N, 125.370 ° W, 114 m, 11 Jul 2008, OCNMS ROPOS ROV Dive 1160, in situ. Fig. 3 A, 3 C, 3 D reproduced from Samaai et al. (2006, Fig. 3 H) with permission from Zootaxa (Magnolia Press), Stone et al. (2011: 145, Fig. 2) and Stone et al. (2011: 145, Fig. 1), respectively. Image credits for Fig. 3 A, B: Neil McDaniel, Fig. 3 I ‒ K: Olympic Coast National Marine Sanctuary, taken using the Canadian Scientific Submersible Facility ROPOS ROV digital still camera, Fig. 3 C, D, F, G, H: Robert Stone.";
dc:description"FIGURE 4. Megascleres and microscleres of Latrunculia (Latrunculia) austini Samaai et al. 2006: A – D. Anisodiscorhabds from holotype RBCM 982 - 62 - 1 showing variations, scale = 10 µm; E. Typical anisodiscorhabd from Gulf of Alaska specimen NHMUK 2008.3. 27.3, scale = 10 µm; F. Megascleres shown at full length, scale = 100 µm; G. Smooth proximal and distal tips of megasclere, scale = 10 µm; H. Protorhabd showing well-separated basal whorl progenitor above manubrium, scale = 10 µm; I – J. Malformed anisodiscorhabds with deficient or absent apical whorls and indistinguishable basal whorl and manubrium, scale = 10 µm; K – N. Anisodiscorhabds with semi-differentiated basal whorl and manubrium, scale = 10 µm; O – R. Anisodiscorhabds with manubrium completely separate from basal whorl, scale = 10 µm; Fig. 4 F – Q images taken from specimen RBCM 015 - 00478 - 001, Queen Charlotte Sound, British Columbia. Fig. 4 A – D reproduced from Samaai et al. (2006, Fig. 1 O).";
