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FIGURES 21–23 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURES 21–23. Halisarca dujardini. TEM of additional temporary mesohylar cell. Nutritive cells (21); macrophages (22); special eosinophilic granular cells (23). Abbreviations: G—granules; N—nucleus; Nu—nucleolus; Ph—phagosomes. V—vacuoles. Scale bars: 21—2.5 µm; 22—15 µm; 23—3 µm.

FIGURES 25, 26 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURES 25, 26. Halisarca harmelini sp. nov. in situ and in vivo (arrowheads) (photos J. Harmelin). Abbreviations: Ooscula; Z—bryozoan zooids. Scale bars: 25—10 mm; 26—3mm.

FIGURE 6 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURE 6. Scheme of the ectosomal region (modified from Bergquist 1996). 1—the upper layer; 2—the middle layer; 3—the inner layer. Abbreviation: ex—exopinacocytes.

FIGURES 16–19 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURES 16–19. Halisarca dujardini. Ultrastructure of mesohylar cells. TEM of nucleolated amoebocytes (archaeocytes) from Barents (16) and Japan (17) Seas; TEM of lophocytes from Barents Sea (18) and SEM of lophocyte from White Sea (19). Abbreviations: B—symbiotic bacteria; L—lophocyte; N—nucleus; Nu—nucleolus; Ph—phagosomes. Ps—pseudopodia. Scale bars: 16—2 µm; 17—2 µm; 18—1.5 µm; 19—7 µm.

FIGURES 7–15 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURES 7–15. Halisarca dujardini. Ultrastructure of epithelial cells. TEM of choanocyte chamber of sponge from Barents Sea (Fig. 7); SEM of choanocytes of sponge from White Sea (Fig. 8); TEM (Fig. 9) and SEM (Figs. 10, 11) of exopinacocytes of sponges from White Sea; TEM (Fig. 12) and SEM (Fig. 13) of endopinacocytes of sponges from Japan (12) and White (13) Seas; TEM (Fig. 14) and SEM (Fig. 15) of basopinacocytes of sponges from Barents (14) and White (15) Seas. Abbreviations: B—symbiotic bacteria; Bp—basopinacocytes; C—external cuticle; CB—cytoplasmic bridge; CS—periflagellar cytoplasmic sleeve; EC—external cytoplasmic part; Enp—endopinacocyte; Exp—exopinacocytes; F—flagellum; Mv—microvilli; Nnucleus; Ph—phagosomes. Scale bars: 7—7 µm; 8—2 µm; 9—3 µm; 10—2 µm; 11—7 µm; 12—3 µm; 13—7 µm; 14— 1.5 µm; 15—10 µm.

FIGURES 2–5 in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURES 2–5. Halisarca dujardini. In situ and in vivo photos of non reproductive sponge from Bering Sea (Fig. 2) and reproductive sponge (arrows indicated embryos) from White Sea (Fig. 3) sponges. Histological section of non-reproductive sponge (Fig. 4) and reproductive (Fig. 5) sponge. Abbreviations: Bc—blastocoel; CC—choanocyte chambers; CE—cleaving embryos; Ex—exopinacoderm; M—mesohyle. Scale bars: 2–10 mm; 3–5 mm; 4–650 µm; 5–150 µm.

FIGURE 1. a in Molecular and morphological description of a new species of Halisarca (Demospongiae: Halisarcida) from Mediterranean Sea and a redescription of the type species Halisarca dujardini

FIGURE 1. a—Geographical distribution of Halisarca harmelini sp. nov. in Mediterranean Sea (red dots); b—Map of the Northwest Mediterranean coast showing the site of collection of holotype, paratype and specimens of Halisarca harmelini sp. nov. for ultrastructural and the total DNA extraction.

FIGURE 7 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 7. Drainages of laguna dos Patos system (right upper) in Rio Grande do Sul State, Brazil and left part of río Uruguay basin in Uruguay and Brazil, showing the distribution of Ectrepopterus uruguayensis. Some symbols represents more than one lot and locality.

FIGURE 1. Ectrepopterus uruguayensis, ANSP 70331 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 1. Ectrepopterus uruguayensis, ANSP 70331, holotype, female, 29.2 mm SL, Uruguay. Photo by K. Luckenbill.

FIGURE 4. Ectrepopterus uruguayensis, MCP 31907, 38.5 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 4. Ectrepopterus uruguayensis, MCP 31907, 38.5 mm SL, male. Scanning electronic micrograph of lower and upper jaws, right side. Scale bars = 0.5 mm.

FIGURE 3. Ectrepopterus uruguayensis, UFRGS 8578, 37.4 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 3. Ectrepopterus uruguayensis, UFRGS 8578, 37.4 mm SL, male. Infraorbital series (IO1–6) and antorbital (AOR), left side. Scale bar = 1 mm.

FIGURE 5. Ectrepopterus uruguayensis, UFRGS 8073, 42.9 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 5. Ectrepopterus uruguayensis, UFRGS 8073, 42.9 mm SL, arroyo de las Tunas on road 31, tributary of río Arapey Grande, Salto, Salto, Uruguay. The same specimen photographed alive (above) and six years after fixation in formalin and preservation in ethanol 70%.

FIGURE 2. Ectrepopterus uruguayensis, UFRGS 8578, 37.4 in Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis

FIGURE 2. Ectrepopterus uruguayensis, UFRGS 8578, 37.4 mm SL, male. Lower and upper jaws showing the premaxilla (PMX), maxilla (MAX) and dentary (DEN), and suspensorium showing the foramen in posterior region of metapterygoid (MTP) forming an incomplete arch and bordered posteriorly by the hyomandibula (HYO), left side. Scale bar = 1 mm.

FIGURES 11–14 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 11–14. Variability in number, symmetry and location of vitelline gap(s) in Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 11. Ventral view of horizontally symmetrical gaps (2; gaps indicated by arrows) at about level of posterior margin of ventral sucker producing Tellervotrema-like, paired, isolated, anterior vitelline groups. 12. Ventral view of 1 gap, located on left side at level of posterior margin of ventral sucker; no gap on right side. 13. Dorsal view of diagonally symmetrical gaps (2) at level of ventral sucker. 14. Ventral view of asymmetrical gaps (2) located oblique to ventral sucker; complete horizontal gap on right side (arrow) and incomplete gap on left side with medially-displaced vitelline follicles (bar). Abbreviations: C, cecum; O, oesophagus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 11, 490 µm; 12, 575 µm; 13, 640 µm; 14, 500 µm.

FIGURES 8–10 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 8–10. Circumcaecal vitelline follicles in a single specimen of Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 8. Photograph of vitelline follicles located ventral to cecum. 9. Photograph of cecum located directly dorsal to vitelline follicles in Fig. 8. 10. Photograph of vitelline follicles located dorsal to vitelline follicles and cecum in Figs. 8 & 9. Abbreviations: C, cecum; V, vitelline follicles; VS, ventral sucker. Scale-bars: 8–10, 110 µm.

FIGURES 20–23 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 20–23. Variability in testes texture and position in species of Tellervotrema. 20. Smooth and barely separated testes in T. armstrongi from the common Atlantic grenadier, Nezumia aequalis, ventral view. 21. Slightly indented and separated testes in T. armstrongi from N. aequalis, ventral view. 22. Lobed and contiguous testes in T. beringi from the giant grenadier, Albatrossia pectoralis, ventral view. 23. Deeply lobed and contiguous testes in T. beringi from A. pectoralis, ventral view. Scale-bars: 20, 105 µm; 21, 400 µm; 22, 315 µm; 23, 280 µm.

FIGURES 4–7 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 4–7. Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 4. Whole specimen, ventral view. 5. Composite drawing of male terminal genitalia, ventral view. 6. Cirrus-sac showing straight distal portion running anterior to ventral sucker, dorsal view. 7. Cirrus-sac showing markedly curved distal portion running anterior to ventral sucker, ventral view. Abbreviations: C, cecum; E, egg; EJ, ejaculatory duct; EP, excretory pore; GP, genital pore; M, metraterm; OS, oral sucker; OV, ovary; P, pharynx; PP, pars prostatica; SV, seminal vesicle; T, testes; U, uterus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 4, 550 µm; 5, 230 µm; 6, 200 µm; 7, 460 µm.

FIGURES 15–19. 15. Ventral view showing 0 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 15–19. 15. Ventral view showing 0 vitelline gaps in specimen of Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 16. Ventral view of vitelline gaps (3) distributed randomly (diagonal gap running anterosinistral to ventral sucker; horizontal gap on right side just posterior to ventral sucker; horizontal gap on left side displaced longitudinally to level of testes) in specimen of T. beringi from Coryphaenoides sp. 17. Ventral view of eggs showing conspicuous knob or boss on one pole of each from specimen of T. beringi from A. pectoralis. 18–19. Ventral views of 4- and 3- lobed ovary from T. armstrongi Gibson & Bray, 1982 from the common Atlantic grenadier, Nezumia aequalis. Abbreviations: C, cecum; O, oesophagus; OV, ovary; T, testes; U, uterus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 15, 600 µm; 16, 280 µm; 17, 80 µm; 18, 150 µm; 19, 100 µm.

FIGURES 1–3 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 1–3. Tellervotrema armstrongi Gibson & Bray, 1982 from the common Atlantic grenadier, Nezumia aequalis. 1. Whole specimen, ventral view. 2. Composite drawing of male terminal genitalia, ventral view. 3. Composite drawing of oötype region, ventral view. Abbreviations: C, cecum; CS, cirrus-sac; E, egg; EP, excretory pore; GP, genital pore; L, Laurer's canal; M, Mehlis' gland; MT, metraterm; OS, oral sucker; OV, ovary; P, pharynx; PP, pars prostatica; SR, seminal receptacle; SV, seminal vesicle; T, testes; U, uterus; V, vitelline follicles; VD, vitelline duct; VR, vitelline reservoir; VS, ventral sucker. Scale-bars: 1, 600 µm; 2, 155 µm; 3, 180 µm.

FIGURE 6 in The ghost crab Ocypode mortoni George, 1982 (Crustacea: Decapoda: Ocypodidae): redescription, distribution at its type locality, and the phylogeny of East Asian Ocypode species

FIGURE 6. Ocypode mortoni: ♂ from Sai Wan, carapace 24.5mm x 21.2 mm (CEL-Ocy-HK-003): a, dorsal view; b, frontal view.