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FIGURE 5 in Aglaopheniid hydroids (Cnidaria: Hydrozoa: Aglaopheniidae) from bathyal waters of the Flemish Cap, Flemish Pass, and Grand Banks of Newfoundland (NW Atlantic)

FIGURE 5. Cladocarpus integer (G.O. Sars, 1874). A) Colony. B) Detail of a hydrocladium. C, D) Hydrothecae; D corresponds to the distalmost cormoid. Note distinctive bulging into lumen of hydrocladium. E, F) Phylactocarps with gonothecae; note on the first thecate internode that there is a distinct gap between distal end of nematotheca and hydrothecal base. Scale bar: A= 5.0 cm; B, D, F= 500 µm; C= 200 µm; E= 1000 µm. A= PLA07 L75; B–F= PLA07 L61.

FIGURE 4. Cladocarpus formosus Allman, 1874. A–C in Aglaopheniid hydroids (Cnidaria: Hydrozoa: Aglaopheniidae) from bathyal waters of the Flemish Cap, Flemish Pass, and Grand Banks of Newfoundland (NW Atlantic)

FIGURE 4. Cladocarpus formosus Allman, 1874. A–C) Hydrothecae. D) Detail of a hydrocladium. E, F) Phylactocarps; note in F that, on the first cormidium, a distinct gap exists between the distal end of the mesial nematotheca and the hydrothecal base; compare it with the following internode of the hydrocladium. G) Detail of a phylactocarp showing nematothecae. H) Gonotheca in frontal view, showing hood. Scale bar: A, B, C, G= 200 µm; D, F, H= 500 µm; E= 1000 µm. A= NEREIDA0610 RD74; B, F–H= NEREIDA0704 RD59; C–E= PLA07 L101.

FIGURE 9 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 9. Acanthaspidia matsi sp. nov.; A–C, paratype male (ZMH K–43195). A, Mxp. B, Mx1. C, Mx2. Scale bar: A–C= 0.1 mm.

FIGURE 12 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 12. Acanthaspidia matsi sp. nov., SEM; A, C, E, paratype male (ZMH K–43199). B, paratype female (ZMH-K– 43299). D, F, H, paratype male (ZMH K–43200). G, paratype female (ZMH K–43198). A, lateral spines of pleotelson. B, rostrum. C, dorsal habitus, (white square see detail B). D, basis of A2. E, Plt, detail of dorsal spines. F, Cephalothorax, ventral view (white square see detail H). G, Plt, ventral. H, Mxp endite, distal margin. Scale bar: A = 1 mm, B–E = 0.1 mm, F = 0.2 mm, G = 0.02 mm.

FIGURE 6 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 6. Acanthaspidia matsi sp. nov.; A–C, paratype female (ZMH K–43193). A–C, P5, 6 and basis of P7. Scale bar: A– C = 1 mm.

FIGURE 3 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 3. Acanthaspidia matsi sp. nov.; A–C, paratype female (ZMH K–43193). A, lMd. B, Molar process of rMd. C, rMd. Scale bar: A–C = 0.1 mm.

FIGURE 5 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 5. Acanthaspidia matsi sp. nov.; A–D, paratype female (ZMH K–43193). A–D, P1–4. Scale bar: A–D = 1 mm.

FIGURE 2 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 2. Acanthaspidia matsi sp. nov.; A–C, F, holotype female (ZMH K–43191). D–E, paratype female (ZMH K–43194). A, habitus, dorsal view. B, lateral projections of pereonites. C, habitus, lateral view. D, A2. E, A1. F, Plt, ventral view. Scale bar: A, C, F = 5 mm, D = 1 mm, E = 0.1 mm.

FIGURE 4 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 4. Acanthaspidia matsi sp. nov.; A–G, paratype female (ZMH K–43193). A, Op, ventral view. B, Mx2, ventral view. C, Mx1, ventral view. D, Mxp, detail of endite distal margin. E, Mxp. F, Mxp palp. G, Mxp, detail of epipod surface. Scale bar: A, E–G = 1 mm, B–D = 0.1 mm.

FIGURE 11 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 11. Acanthaspidia matsi sp. nov.; A–F, paratype male (ZMH K–43196). A, detail Plp1. B–F, Plp1–5. Scale bar: A = 0.1 mm, B–F = 1 mm.

FIGURE 1 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 1. Distribution of Antarctic and sub-Antarctic Acanthaspidia species. 1) A. acanthonotus (Beddard, 1886); 2) A. bifurcatoides Vasina & Kussakin, 1982; 3) A. curtispinosa Kussakin & Vasina, 1982; 4) A. drygalskii sensu lato Vanhöffen, 1914; 5) A. iolanthoidea Vasina & Kussakin, 1982; 6) A. longiramosa Kussakin & Vasina, 1982; 7) A. mucronata (Menzies & Schultz, 1968); 8) A. pleuronotus (Menzies & Schultz, 1968); 9) A. porrecta Menzies & Schultz, 1968; 10) A. sulcatacornia Menzies & Schultz, 1968; 11) A. matsi sp. nov. The grey dotted line marks the Polar Front, while the 500 m and 1000 m depth contour are shown in light and dark grey respectively.

FIGURE 10 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 10. Acanthaspidia matsi sp. nov.; A–G, paratype male (ZMH K–43195). A–G, P1–7; P1 basis only, P7 basis and ischium only. Scale bar: A–G = 1 mm.

FIGURE 8 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 8. Acanthaspidia matsi sp. nov.; A, D–E paratype male (ZMH K–43195). B–C, paratype male (ZMH K–43192). F, paratype male (ZMH K–43196). A, Hyp. B, A1. C, A2. D, rMd. E, lMd. F, lMd palp. Scale bar: A, D–F = 0.1 mm, B–C = 1 mm.

FIGURE 7 in A new species of Acanthaspidia Stebbing, 1898 (Isopoda, Asellota, Acanthaspidiidae) from the bathyal Weddell Sea (Southern Ocean)

FIGURE 7. Acanthaspidia matsi sp. nov.; A–F, paratype male (ZMH K–43192). A, habitus, dorsal view. B, habitus, lateral view. C, Plt, dorsal view. D, cephalothorax, ventral view. E, pereonites 4–7, Plt, ventral view. F, Plt, ventral view. Scale bar: A, C, F = 5 mm, D = 1 mm, E = 1 mm.

FIGURE 1. A–G in Three new bathyal raphitomine gastropods (Mollusca: Conoidea) from the Indo-Pacific region

FIGURE 1. A–G. Taranis adenensis sp. nov. A. Holotype, scale bar 800 μm, Gulf of Aden, stn RED SED S92/1 (MZB49753); B–G. Paratype, Gulf of Aden, stn RED SED 92/1 (MZB 49754); B. Frontal view, scale bar 600 μm; C. Apical view, scale bar 400 μm; D. Penultimate whorl, scale bar 200 μm; E. Surface microsculpture, scale bar 40 μm; F–G. Protoconch, scale bar 100 μm. H–N. Mioawateria vivens sp. nov. H. Holotype, 6.3 x 3.3 mm, Gulf of Aden, stn RED SED 92/1 (MZB49755); I–N. Paratype, Red Sea, stn RED SED 92/4 (MZB 49756); I. Frontal view, scale bar 1 mm; J. Apical view, scale bar 1 mm; K–L. Protoconch, scale bar 100 μm; M. Detail of protoconch I, scale bar 50 μm; N. Surface microsculpture, scale bar 50 μm. O–T. Holotype of Awheaturris lozoueti sp. nov., Philippines, AURORA 2007 stn CP 2682 (MNHN 25730); O. Frontal view, scale bar 1 mm; P. Apical view, scale bar 1 mm; Q. Penultimate whorl, scale bar 500 μm; R. Surface microsculpture, scale bar 80 μm; S–T. Protoconch, scale bar 200 μm.

FIGURE 2. A–E in Three new bathyal raphitomine gastropods (Mollusca: Conoidea) from the Indo-Pacific region

FIGURE 2. A–E. Mioawateria personata (Powell, 1942). A–C. Holotype of Awateria (Mioawateria) personata Powell, 1942, New Zealand, Wairoa (Pliocene), 6.5 x 3.8 mm, (GNS TM 3761); D–E. Mioawateria personata (Powell, 1942), New Zealand, Karoro, near Greymouth, Westland (Middle Miocene), specimen uncoated, (GNS GS3341, J32/f7585); D. Shell, scale bar 1 mm; E. Detail of last protoconch whorl, scale bar 100 μm.

FIGURE 1 in Ischnomesus harrietae sp. nov., a new benthic asellote (Crustacea: Isopoda: Ischnomesidae) from bathyal bottoms of the southern Bay of Biscay

FIGURE 1. Geographical location of sampling stations where the isopod Ischnomesus harrietae sp. nov. was collected in the southern Bay of Biscay. Legend (see also text): circle: Arcachon sled; square: Roscoff sled; triangle: Coruña sled.

FIGURE 5 in Ischnomesus harrietae sp. nov., a new benthic asellote (Crustacea: Isopoda: Ischnomesidae) from bathyal bottoms of the southern Bay of Biscay

FIGURE 5. Ischnomesus harrietae sp. nov. (copulatory male paratype MNHN-IU-2014-10133). A: right maxilliped, ventral face; B: right maxillula, ventral face; C: left maxilla, ventral face; D: left mandible; E: paragnaths. Scale bar: 0.2 mm.

FIGURE 7 in Ischnomesus harrietae sp. nov., a new benthic asellote (Crustacea: Isopoda: Ischnomesidae) from bathyal bottoms of the southern Bay of Biscay

FIGURE 7. Ischnomesus sp.1. (preparatory female MNHN-IU-2014-4007). A: habitus, dorsal view; B: habitus, lateral view; C: left pereopod I; D: left maxilliped, ventral view; E: pleotelson ventral view. Scale bars: A, B: 1.0 mm; C, D: 0.2 mm; E: 0.5 mm.

FIGURE 6 in Ischnomesus harrietae sp. nov., a new benthic asellote (Crustacea: Isopoda: Ischnomesidae) from bathyal bottoms of the southern Bay of Biscay

FIGURE 6. Ischnomesus harrietae sp. nov. (copulatory male paratype MNHN-IU-2014-10133). A: pleopod I, ventral face; B: left pleopod II, ventral face; C: right pleopod III, dorsal face, arrow: insertion of the third missing plumose setae; D: left pleopod IV, ventral face. Scale bar: 0.2 mm.