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Fig. 2. Metacirolana shijikiensis, male. A in New record of two cymothoid isopods (Crustacea: Malacostraca: Isopoda) from South Korea

Fig. 2. Metacirolana shijikiensis, male. A, body, dorsal view; B, body, doral view, drawing; C, maxilliped; D, uropod; E, pleotelson. Scale bars: A, B = 1 mm, C, E = 0.1 mm, D = 0.2 mm.

Fig. 1. Elaphognathia sugashimaensis, male. A in New record of two cymothoid isopods (Crustacea: Malacostraca: Isopoda) from South Korea

Fig. 1. Elaphognathia sugashimaensis, male. A, body, dorsal view; B, body, dorsal view, drawing; C, mandible; D, maxilliped; E, pylopod and enlargement of distal article. Scale bars: A, B = 1 mm, CE = 0.1 mm.

Fig. 2 in New records of two pleurostomatids (Ciliophora: Litostomatea) from Korea

Fig. 2. Morphology of Kentrophyllum setigerum from live (A, EG, JL) and protargolimpregnated (BD, H, I, M) specimens. A, EG, Appearance of live individuals, peribuccal papillae (arrowheads in E), spines (arrows in E), nuclei (arrows in F), suture (arrowhead in G), contractile vacuoles (arrows in G); B, H, I, Nuclei, extrusomes, and nematodesmata with protargolimpregnation. C, D, Ciliary pattern after protargolimpregnation, left (C) and right (D) sides; J, K, Anterior region, peribuccal papillae (arrowheads in J), extrusomes (arrows in J), suture (arrows in K); L, somatic kineties (arrows); M, Inside body, cirri of feeding hypotrichs (arrows). Scale bars = 50 μm (AD), 100 μm (EI).

Fig. 1 in New records of two pleurostomatids (Ciliophora: Litostomatea) from Korea

Fig. 1. Morphology of Amphileptus litonotiformis from live (A, EG) and protargolimpregnated (BD, HJ) specimens. A, E, Appearance of a typical live individual; B, H, Nuclei, extrusomes, and nematodesmata with protargolimpregnation. C, D, Ciliary pattern after protargolimpregnation, left (C) and right (D) sides; F, Right view of live specimen, beaklike anterior region (arrowhead) and suture (arrows); G, Posterior region, contractile vacuole (arrowhead) and somatic kineties (arrows); I, Anterior region, extrusomes (arrows); J, Inside body, membranelles of feeding hypotrichs (arrows). Scale bars: 100 μm.

Fig. 2 in New Korean records of two amoeboid protozoa (Protist); Vannella bursella and Pseudoparamoeba sp.

Fig. 2. Pseudoparamoeba sp, isolate KM045. Locomotive forms of two different cells. (a)(l) Cell 1. (m)(r) Cell 2. Nucleus (N), food vacuole (FV). All micrographs are DIC images with the exceptions of (j)(l) and (q)(r) (phase contrast images). Scale bar in (r) = 10 μm for all images.

Fig. 1 in New Korean records of two amoeboid protozoa (Protist); Vannella bursella and Pseudoparamoeba sp.

Fig. 1. Vannella bursella, isolate KM054, Locomotive forms of seven different cells. (a)(c) Cell 1, (c) note pseudopodia drawn from posterior end of cell. (d) Cell 2. (e) Cell 3. (f)(h) Cell 4. (i) Cells 5 & 6. (j)(l) Cell 7. Nucleus (N), food vacuole (FV). All micrographs are DIC (differential interference contrast) images with the exceptions of (d) and (h) (phase contrast images). Scale bar in (l) = 10 μm for all images.

Fig. 2 in Two species of Olethreutinae (Lepidoptera: Tortricidae) new to Korea

Fig. 2. Genitalia of Olethreutinae. A. Hedya corni Oku, 1974, male. B. Epinotia salicicolana Kuznetzov, 1968, male. C. Hedya corni Oku, 1974, female.

Fig. 1 in Two species of Olethreutinae (Lepidoptera: Tortricidae) new to Korea

Fig. 1. Adults of Olethreutinae. A. Hedya corni Oku, 1974, female. B. Epinotia salicicolana Kuznetzov, 1968, male.

Fig. 3. Dysidea geomunensis n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 3. Dysidea geomunensis n. sp. A, external morphology; B, surface close up; C, skeletal structure; D, primary fibres near conules; E, F, bridged and web type of cored secondary fibres; G, choanosome primary fibres; H, primary fibres at the surface. Scale bars: A = 2 cm, B = 1 cm, C = 200 μm, D-H = 100 μm.

Fig. 9. Euryspongia linea n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 9. Euryspongia linea n. sp. A, external morphology; B, skeletal structure under a dissecting microscope; C, D, skeletal structure; E, F, cored primary fibres; G, skeletal structure with membrane; H, primary fibres near conules. Scale bars: A = 2 cm, B = 1 cm, C = 200 μm, D-H = 100 μm.

Fig. 6. Euryspongia radicula n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 6. Euryspongia radicula n. sp. A, external morphology; B, skeletal structure near base; C, D, cored primary fibres; E, branched secondary fibres; F, bridged secondary fibres. Scale bars: A = 2 cm, B = 200 μm, C-F = 100 μm.

Fig. 2. Dysidea glavea n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 2. Dysidea glavea n. sp. A, external morphology; B, surface close up; C, skeletal structure cored with large sands; D, E, cored primary and secondary fibres; F, secondary fibres cored with large sands; G, primary fibres near conules; H, thick primary fibres and thin secondary fibres. Scale bars: A = 1 cm, B = 0.3 cm, C = 200 μm, D-H = 100 μm.

Fig. 4 in Taxonomy and distribution of two small Tryblionella (Bacillariophyceae) species from the Northeast Asian tidal flats

Fig. 4. Scanning electron microscope photographs of two newly recorded species. (a-d) Tryblionella adducta (a: external view of the whole valve, b: external view of the valve apex with slightly radiating striae, c: internal view of the whole valve, d: internal valve of valve apex with conspicuous fibulae); (e, f) Tryblionella hyalina (e: internal view of the whole valve, f: internal view of valve apex).

Fig. 5. Dysidea corallina n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 5. Dysidea corallina n. sp. A, B, secondary web; C, cored primary and secondary web; D, primary fibres near conules. Scale bars: A-D = 100 μm.

Fig. 2 in Taxonomy and distribution of two small Tryblionella (Bacillariophyceae) species from the Northeast Asian tidal flats

Fig. 2. Light microscope photographs of Tryblionella adducta from Korea (a-d) and China (e-u). Scale bar = 10 μm.

Fig. 1 in Taxonomy and distribution of two small Tryblionella (Bacillariophyceae) species from the Northeast Asian tidal flats

Fig. 1. Map showing the sampling locations along the coasts of the Yellow Sea where Tryblionella adducta and T. hyalina were observed.

Fig. 8. Euryspongia flabellum n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 8. Euryspongia flabellum n. sp. A, external morphology; B, surface close up; C-E, skeletal structure; F, primary fibres with spine; G, secondary fibres; H, skeletal structure under a dissecting microscope. Scale bars: A = 2 cm, B = 1 cm, C-E = 200 μm, F, G = 100 μm, H = 1 cm.

Fig. 1. Dysidea mureungensis n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 1. Dysidea mureungensis n. sp. A, external morphology; B, surface close up; C, skeletal structure; D, skeletal structure with membrane near conules; E, all cored fibres; F, attached large sands near surface. Scale bars: A = 1 cm, B = 0.5 cm, C-F = 100 μm.

Fig. 4. Dysidea corallina n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 4. Dysidea corallina n. sp. A, external morphology; B, surface close up; C, D, skeletal structure; E, uncored secondary fibres; F, rare cored secondary fibres; G, bark-like secondary fibres; H, skeletal structure under a dissecting microscope. Scale bars: A = 2 cm, B = 1 cm, C = 200 μm, D-H = 100 μm.

Fig. 7. Euryspongia spina n in Eight new species of two genera Dysidea and Euryspongia (Demospongiae: Dictyoceratida: Dysideidae) from Korea

Fig. 7. Euryspongia spina n. sp. A, external morphology; B, skeletal structure under a dissecting microscope; C, skeletal structure at base; D, skeletal structure at mid-section; E, F, primary fibres near surface; G, primary fibres near conules; H, primary and secondary fibres. Scale bars: A = 2 cm, B = 1 cm, C, D = 200 μm, E-H = 100 μm.