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FIGURE 3 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 3. Weltneria acanthostoma sp. nov., mouth parts (light microscopy). (A) Labrum, lateral view. (B, C) Mandibles. (D, E) Maxillules. (F) Maxillae. (G) Mouth cirrus. Abbreviations: ba—basis, co—coxa, dpl—dorsal process of labrum, er— external/posterior ramus, ir—internal/anterior ramus, mdp—mandibular palp, oes—oesophagus. Scale bars in µm.

FIGURE 2 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 2. Weltneria acanthostoma sp. nov., general morphology. (A) General view, lateral side. (B) Opercular area, lateral view. (C) Attachment disk separated from mantle sac, frontal view. (D) Mouth cirrus. (E) Caudal appendage. (F) Labrum, lateral view. Abbreviations: ad—attachment disk, ba—basis, co—coxa, em—embryos, er—external/posterior ramus, ir— internal/anterior ramus, mdp—mandibular palp, ob—opercular bars, oc—oral/mouth cone, tc—terminal cirri. Scale bars in µm.

FIGURE 4 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 4. Weltneria acanthostoma sp. nov., mouthparts. (A, C) Mandibles. (B, D) Inferior angle of mandibles. (E) Maxillule. (F, G) Cutting edge of maxillules. (H) Maxillae. Scale bars in µm.

FIGURE 5 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 5. Map of distribution of species of Weltneria (modified after Kolbasov 2009): 1—W. aapta, 2—W. acanthostoma, 3—W. bekae, 4—W. exargilla, 5—W. griggi, 6—W. hessleri, 7—W. hirsuta, 8—W. ligamenta, 9—W. reticulata, 10—W. spinosa, 11—W. tomlinsoni, 12—W. zibrowii.

FIGURE 1 in Weltneria acanthostoma sp. nov., a burrowing barnacle (Cirripedia: Acrothoracica) from the deep-waters of the South China Sea

FIGURE 1. Weltneria acanthostoma sp. nov., general appearance (light microscopy). (A) General view, lateral side, part of mantle from rear side enlarged in rectangular area. (B) Opercular area, lateral view, parts of opercular bar with tiny bifid teeth and posterior margin of aperture with simple mantle teeth enlarged in rectangular areas. (C) Attachment disk separated from mantle sac, frontal view. (D) Posterior part of thorax with bases of terminal cirri and caudal appendages. Abbreviations: ad— attachment disk, ca—caudal appendages, ob—opercular bars, oc—oral/mouth cone, tc—terminal cirri. Scale bars in µm.

FIGURE 9 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 9. Phylogenetic reconstruction cladograms of Lithoglyptes s.l. and the species of the resulting genera, Lithoglyptes s.s., Auritoglyptes and Armatoglyptes (all characters unordered and of equal weight; PAUP, Swofford 1998): A, C, E with Weltneria as outgroup; B, D, F – without outgroup). A & B – Bootstrap 50% majorityrule consensus trees. Percentages at nodes denote frequency of occurrence among 251 trees; C & D – Quartet puzzling trees, number of puzzling steps = 1000. Percentages at nodes denote frequency of occurrence of bipartitions found in one or more trees; E & F – Neighborjoining trees.

FIGURE 6 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 6. Armatoglyptes gen. nov.: A, D – A. habei (Tomlinson, 1963); B, E, G, H, J – A. cornutus (Kolbasov, 2000); C – A. balanodytes (Kolbasov, 2000); F, I, K, L – A. mitis (Tomlinson, 1963). A, B – opercular area, right and left views respectively; C, D – massive multifid scales; E – multifid scales in posterior part of operculum; F – surface of orificial knob; G – cuticle of attachment disk, cavity between exterior and interior cuticular layers arrowed; H – cuticular flexible extensions of attachment disk; I – cuticle of attachment disk, two growth lines arrowed; J – left caudal appendage and pedestal of last cirrus; K – dwarf male, cuticle of middle of body; L – apertural slit. (A, D, F, I – from Kolbasov & Høeg, 2000; E, G, H – from Kolbasov, 2000d; C – from Kolbasov, 2000c; L – from Kolbasov, 2000e). Abbreviations: as – apertural slit; bs – basal segment; ob – opercular bar; obp – opercular bar, posterior projection; ts – terminal segment. Scale bars in µm.

FIGURE 5 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 5. Armatoglyptes gen. nov.: A, B, F – A. habei (Tomlinson, 1963); C, G – A. echinoideus (Kolbasov, 2000); D – A. scamborachis (Tomlinson, 1969); E, I, J – A. wilsoni (Tomlinson, 1969); H – A. mitis (Tomlinson, 1969). A – view of left side; B – detail of right opercular area; C – right opercular area; D – view of right side; E –view of left side; F, G – caudal appendages; H – dwarf male; I, J – dwarf males (Wake & Koror, respectively). (A – from Kolbasov, 2000a; C, G – from Kolbasov, 2000f; D, E, I, J – from Tomlinson, 1969; H – from Kolbasov, 2002). Abbreviations: a1 – antennules; ad – attachment disk; as – apertural slit; cc – comb collar; cp – calcareous plate; lb – lateral bar; m – dwarf male; mp – mouth parts; ob – opercular bars; obp – opercular bar, posterior projection; ok – orificial knob; oka – orificial knob area. Scale bars in µm.

FIGURE 4 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 4. Auritoglyptes gen. nov.: A. bicornis (Aurivillius, 1892). A, B – posterior and anterior portions of operculum respectively; C – surface of an auricle; D – opercular papilla; E – massive multifid scales; F – surface of orificial knob area; G – cuticle of attachment disk; H – flexible cuticular extensions of attachment disk (G) enlarged; I – dwarf male, apertural slit; J – dwarf male, base of stalk; K – dwarf male, rows of fringes or denticles on the middle part of body (all photos from Kolbasov, 2000e). Abbreviations: as – apertural slit; cc – comb collar; ms – massive multifid scales; obp – opercular bar, posterior projection; op – opercular papillae; sp – auricle; spp –papillae of an auricle; st – stalk. Scale bars in µm.

FIGURE 7 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 7. Armatoglyptes thomasi gen. et sp. nov. (holotype): A female with attached dwarf male, viewed from right side; B, C, right and left opercular bars respectively; D mandible; E inferior angle of mandible; F mandibular palp; G maxillule; H maxilla; I mouth cirrus; J caudal appendage. Scale bars in µm.

FIGURE 8 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 8. Armatoglyptes thomasi gen. et sp. nov., A, B (paratype): C, D dwarf males. A mandible; B maxillule; C, D dwarf males, general view. Scale bars in µm.

FIGURE 3 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 3. Auritoglyptes gen. nov.: A. bicornis (Aurivillius, 1892). A – viewed from right side; B – mandible; C – mandibular palp; D – maxillule; E – caudal appendage; F – dwarf male. (A, E, F – from Kolbasov, 2000e). Abbreviations: ad – attachment disk; as – apertural slit; cc – comb collar; lp – lateral projection (wing); obp – opercular bar, posterior projection; oka – orificial knob area; sp – long, articulated posterior setose process ("auricle"); st – stalk. Scale bars in µm.

FIGURE 2. Lithoglyptes s.s. Aurivillius, 1892 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 2. Lithoglyptes s.s. Aurivillius, 1892: L. viatrix Grygier & Newman, 1985. A – anterior portion of operculum, oblique view; B – lateral surface of operculum; C – opercular papilla; D – attachment disk, lower part; E – cuticle of attachment disk, lower part; F – cuticle of attachment disk, upper part; G – caudal appendages. (D, E, F – from Kolbasov, 2000a). Abbreviations: bs – basal segment; ms – massive multifid scales; ob – opercular bar; oka – orificial knob area; op – opercular papillae; pe – pedestal; ts – terminal segment. Scale bars in µm.

FIGURE 1. Lithoglyptes s.s. Aurivillius, 1892 in Revision of the Lithoglyptidae sensu Tomlinson, 1969 and Lithoglyptes Aurivillius, 1892 (Cirripedia, Acrothoracica,), including a new species from Bermuda

FIGURE 1. Lithoglyptes s.s. Aurivillius, 1892: A–E – L. viatrix Grygier & Newman, 1985; F, G – L. tectoscrobis Grygier & Newman, 1985; H, I – L. indicus Aurivillius, 1892; J, K – L. ivanovi Kolbasov, 1998. A, C – views of left side; B – left opercular bar of A; D, E – young and mature dwarf males respectively; F – view of left side; G – pedestal of last right cirrus and its caudal appendage; H –view of right side; I – caudal appendage; J – opercular bars viewed from above; K – caudal appendage. (A from Kolbasov, 2000a; C–G – from Grygier & Newman, 1985; H, I – from Tomlinson, 1969; J, K – from Kolbasov, 1998). Abbreviations: ad – attachment disk; bs – basal segment; cp – calcareous plate "rostrum"; crb – cement roofing burrow; lp – lateral projection (wing); ob – opercular bar; pe – pedestal; pl – posterior lobe; rpl – rudimentary (incipient) posterior lobe; rst – rudimentary (incipient) stalk; ts – terminal segment. Scale bars in µm.

Figure 19 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 19. Berndtia utinomii sp. nov. Light microscopy of opercular area and mouth parts, female. (A) Posterior part of opercular area, lateral view; (B) posterior part of opercular area, posterior view, opercular bars moved apart; (C, D) teeth and setae on lateral margin of opercular bars; (E) mouth cirrus; (F) mandible; (G) Maxillule; (H) maxillae. Abbreviations: ar – anterior ramus, ba – basis, cc – comb collar, co – coxa, ob – opercular bars, pr – posterior ramus, pl – posterior lobe. Scale bars in μm.

Figure 16 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 16. Berndtia purpurea. Scanning electron microscopy of mouth parts. (A) Oral cone, lateral view, note dorsal process (dp) of labrum; (B) labrum, anterior view; (C) distal end of mandibular palp; D. Simple and serrate setae of mandibular palp. E. Mandible. F. Maxillule. G. Maxillae, inner surface. H. Serrate setae of maxilla. Abbreviations: dp – dorsal process of labrum, la – labrum, mc – mouth cirri, mp – mandibular palp. Scale bars in μm.

Figure 10 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 10. Berndtia haradai sp. nov., female. Light microscopy of opercular area and mouth parts. (A) lateral view of posterior part of opercular bar with comb collar and posterior lobe of operculum; (B) mouth cirrus; (C) dorsal part of labrum with dorsal process and tip of mandibular palp; (D) anterior part of labrum and mandibular palp; (E) mandible; (F) lower half of mandible; (G) maxillule showing double notches; (H) tip of maxilla. Abbreviations: ar – anterior ramus, ba – basis, cc – comb collar, co – coxa, dp – dorsal process of labrum, mdp – mandibular palp, ob – opercular bar, pr – posterior ramus, pl – posterior lobe. Scale bars in μm.

Figure 11 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 11. Berndtia haradai sp. nov., female Scanning electron microscopy of mouth parts. (A) Lateral view of labrum with dorsal process; (B) labrum, anterior view showing cutting margin and tips of mandibular palps; (C) tip of mandibular palp; (D) Mandible, (E) lower margin and inferior angle of mandible; (F) maxillule; (G) upper angle of maxillule with setae; (H) paired maxillae. Abbreviations: dp – dorsal process, la – labrum, mdp – mandibulatory palp. Scale bars in μm.

Figure 8. Berndtia nodosa Tomlinson, 1967 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 8. Berndtia nodosa Tomlinson, 1967 (paratype). Scanning electron microscopy of mantle sac structures, female. (A) Opercular area, lateral view; (B) outer surface of opercular bar, showing nodules and single and bifid teeth on lateral margin; (C) magnified view of nodules; (D) posterior part of opercular area; (E, G) bifid and quadrifid teeth on mantle sac; (H) single pointed teeth on lateral side of opercular area; (I) Opercular bars, upper view; (J) outer surface of opercular bar showing nodules; (K) Enlarged nodule of opercular bar; (L) single pointed teeth on lateral margin of opercular bar. Abbreviations: cc – comb collar, ob – opercular bars, pl – posterior lobes of operculum. Scale bars in μm.

Figure 7 in Biodiversity and biogeography of the coral boring barnacles of the genus Berndtia (Cirripedia: Acrothoracica) in the West Pacific, with description of three new species

Figure 7. Berndtia denticulata sp. nov., female. Scanning electron microscopy of mouth cirri, thorax and terminal cirri. (A, B) Lateral view of mouth cirrus, outer side; (C) lateral view of mouth cirrus, inner side; (D) Serrate setae on inner side of anterior and posterior rami of mouth cirrus; (E) thorax showing two blunt conical processes and terminal cirri; (F) medial annuli of terminal cirrus V; (G) serrate seta on posterior margin of terminal cirrus V; (H) serrate setae on anterior margin of terminal cirrus V. Abbreviations: ar – anterior ramus, ba – basis, co – coxa, cp – ventral conical processes of thorax, pr – posterior ramus. Scale bars in μm.