Find research datasets worth reusing

Fig. 6 in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 6. Maximum likelihood tree of COI gene sequence in studied species. Bootstrap support (≥ 50) values are shown top left of the nodes. Shapes in the left of taxon name indicate collected localities (circles: Sapporo; triangles: Esashi; diamonds: Samani; squares: Imabetsu).

Fig. 2. Cirrodrilus makinoi. A in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 2. Cirrodrilus makinoi. A, Lateral view of a whole specimen, Yamaguchi (1934: fig. 10A) was redrawn; B, ventral view of peristomium, a whole-mounted specimen from Imabetsu; C, anterior view of the ventral jaw in whole-mounted syntype (ICHUM-1405) of C. makinoi; D, lateral view of the dorsal jaw in a whole-mounted specimen from Imabetsu; E, lateral view of segment 5 (left) with the spermatheca and male genitalia in segment 6 (right), a whole-mounted specimen from Imabetsu, Gelder and Ohtaka (2000: fig. 1E) was redrawn, scale bar = 50 µm. Abbreviations: b, bursa; ga, glandular atrium; ma, muscular atrium; mt, median tooth; sb, spermathecal bulb; sd, spermathecal duct; st, small tooth; vd, vas deferens. Scale bars: A, 200 µm; B, E, 50 µm; C, 10 µm.

Fig. 3 in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 3. Ventral views showing variations in the form of peristomia in Cirrodrilus makinoi, and including those of the junior synonym C. tsugarensis. A, Figure in the original description of C. makinoi, Yamaguchi (1934: fig. 10D) was redrawn; B–D, ICHUM-1402, 1405, 1406, syntypes of C. makinoi, whole-mounted specimens; E, a whole-mounted topotype of C. tsugarensis from Imabetsu; F, ICHUM-8593, a wholemounted specimen of C. tsugarensis from Sapporo, Ohtaka et al. (2023: fig. 3A) was redrawn. Downward and upward arrows indicate the position on the dorsal and ventral median lines, respectively. Scale bar: 50 µm.

Fig. 1 in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 1. Localities of Cirrodrilus makinoi (solid symbols) and C. homodontus (open symbols). Solid triangles, Yamaguchi's (1934) records under the name of Stephanodrilus (S.) makinoi; solid discs, records under the name of C. tsugarensis in Gelder and Ohtaka (2000) for No. 6, and in Ohtaka et al. (2023) for No. 7; solid squares, locations of C. makinoi in the present study. Open star, location of Yamaguchi's (1932b) specimens under the name of Cambarincola homodontus; open triangles, locations of Yamaguchi's (1934) specimens under the name of S. (S.) homodontus; open circles, locations of C. homodontus in Ohtaka et al. (2023). 1, Oshamanbe; 2, Muroran; 3, Shimofurano; 4, Rubeshibe; 5, Shintoku; 6, Imabetsu; 7, Jōzankei, Sapporo; 8, Esashi; 9, Samani; 10, Soranuma; 11, Hattaribetsu;12, Sōya Cape; 13, Wakkanai; 14, Toikanbetsu; 15, Ōnuma; 16, Enbetsu, 17, Yagishiri Is.; 18, Teuri Is.; 19, Tomamae; 20, Sōunkyo; 21, Hamamasu; 22, Yoichi; 23, Otaru; 24, Kyōgoku; 25, Suttu; 26, Shimamaki; 27, Kuromatsunai; 28, Shikabe; 29, Hakodate; 30, Kaminokuni.

Fig. 4 in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 4. Variations in the anterior views of jaws in Cirrodrilus makinoi, including those of the junior synonym C. tsugarensis. A, Original figure of C. makinoi, Yamaguchi (1934: fig. 10B) was redrawn; B, ICHUM-8591 from Samani; C, ICHUM-1404, a syntype of C. makinoi; D, another jaw in ICHUM-1404; E, ICHUM-8595, a topotype of C. tsugarensis from Imabetsu; F, another topotype of C. tsugarensis from Imabetsu. Scale bar: 10 µm.

Fig. 5. Cirrodrilus homodontus. A in Taxonomic Revision of Cirrodrilus makinoi (Annelida: Clitellata: Branchiobdellida) with a Redescription of C. homodontus

Fig. 5. Cirrodrilus homodontus. A, Lateral view of a whole specimen, Yamaguchi (1932b: fig. 1A) was redrawn; B, ventral view of peristomium, a whole-mounted specimen from Wakkanai, Hokkaido; C, the same from Yagishiri Island, Hokkaido; D, the same from ICHUM-1845; E, anterior view of jaw in a whole-mounted specimen from Esashi, Hokkaido; F, the same from Kaminokuni, Hokkaido; G, lateral view of the dorsal jaw in ICHUM-1839; H, lateral view of segment 5 (left) with the spermatheca and male genitalia in segment 6 (right), a wholemounted specimen from Wakkanai. Abbreviations: b, bursa; ga, glandular atrium; ma, muscular atrium; mt, median tooth; sb, spermathecal bulb; sd, spermathecal duct; st, small tooth. Scale bars: A, H, 100 µm; B–D, 50 µm; E–G, 10 µm.

opencc-by-4.0May 2015View details →

Fig. 2 in Description of a New Species of Branchiobdellida (Annelida: Clitellata) and Comparison with Other Cirrodrilus Species in Northern Honshu, Japan

Fig. 2. Cirrodrilus iwakiensis sp. nov. Frontal view of oral region showing arrangement of peristomial tentacles and jaws located centrally. Scale bar: 100 µm.

opencc-by-4.0May 2015View details →

Fig. 1 in Description of a New Species of Branchiobdellida (Annelida: Clitellata) and Comparison with Other Cirrodrilus Species in Northern Honshu, Japan

Fig. 1. Cirrodrilus iwakiensis sp. nov. A, Lateral view of paratype (ZIHU 4931); B, ventral view of peristomium of paratype (ZIHU 4932), median tentacle arrowed; C, jaws (dorsal over ventral), anterior view through mouth, paratype (ZIHU 4934); D, jaws (dorsal over ventral), lateral view (m = mouth) of holotype (ZIHU 4930); E, schematic lateral view of reproductive organs in segments 5 and 6 based on holotype (ZIHU 4930) and other material, showing only their ventral half (connecting duct in segment 5 was not observed), glandular atrium dotted; muscular atrium and spermathecal duct with tangential lines; bursa and spermathecal duct with longitudinal lines). Scale bars: A, 200 µm; B, 100 µm; C, D, 20 µm; E, 50 µm.

FIGURE 4 in A taxonomic reassessment of Cirrodrilus japonicus (Pierantoni, 1912) (Annelida, Clitellata, Branchiobdellida)

FIGURE 4. Peristomial distortions in two branchiobdellidans. A. Branchiobdella minuta from Pierantoni (1912: Fig 1). B. B. minuta from Gelder (1987: Fig. 1i). C. Hidejiodrilus koreanus from Pierantoni (1912: Fig. 8). D. H. koreanus from Gelder (2010: Fig. 2). All figures redrawn from the cited papers.

FIGURE 2 in A taxonomic reassessment of Cirrodrilus japonicus (Pierantoni, 1912) (Annelida, Clitellata, Branchiobdellida)

FIGURE 2. Cirrodrilus japonicus (Pierantoni, 1912) A. Lateral view of a whole specimen, redrawn from Yamaguchi (1934: Fig. 7A), scale bar = 200 μm. B. Ventral view of peristomium showing four dorsal lip lobes, two pairs of lateral lobes and the ventral lip with a median emargination, a whole-mounted specimen from Teuri Is. (see Fig. 1, site No. 24), scale bar = 50 μm. C. Anterior view of the dorsal over ventral jaws in a whole-mounted specimen from Hamanaka (see Fig. 1, site No. 18), scale bar = 10 μm. D. Lateral view of segment 5 (left) with the spermatheca and male genitalia in segment 6 (right), a whole-mounted specimen from Esashi (see Fig. 1, site No. 21), scale bar = 50 μm. Legend: Stippled, spermathecal bulb; short transverse lines, spermathecal duct and muscular atrium; stippled discs, glandular atrium; longitudinal lines, muscular bursa. Vasa deferentia not shown. E, F. Dorsal (top) and ventral (bottom) jaws of C. japonicus from an anterior aspect showing variations of the small lateral teeth and ridges. E. A specimen from Obihiro (see Fig. 1, site No. 19). F. A specimen from Hamanaka (see Fig. 1, site No. 18), scale bar = 10 μm. G–I. Original figures from Pierantoni (1912: Tab. 5, Figs. 11, 12 & 13), redrawn. G. "Fig. 11—Regione cefalica di Stephanodrilus japonicus n. sp. x120" [head region of Stephanodrilus japonicus]. H. "Fig. 13—Mascella della stessa species, x1200" [jaws of the same species]. I. "Figure 12—Regione genitale della stessa. x500." [genital region]. Legend gives original abbreviations and, in square brackets, names in modern terminology: at, atrio [glandular atrium]; isp, imbuto spermarico [sperm funnel]; ov, ovario [ovary]; spd, spermadutto [sperm duct]; spt, spermateca [spermatheca]; te, testicolo [testis]; tp, tasco peniale [muscular bursa]. Additional features: msp, mature sperm; sps, sperm sac (grey).

FIGURE 3 in A taxonomic reassessment of Cirrodrilus japonicus (Pierantoni, 1912) (Annelida, Clitellata, Branchiobdellida)

FIGURE 3. Syntypes of Cirrodrilus japonicus (Pierantoni, 1912) A. Two specimens in fluid, ZMH V-2912a (#1) and 2912b (#2). Upper indicates anterior in both worms. scale bar = 0.5 mm. B. Anterior end of body in #1 with everted pharynx, scale bar = 100 μm. C. Lateral view of peristomium in #2, scale bar = 50 μm. D, E. Dorsal (D) and ventral (E) jaw of #2 from anterior aspects, scale bar = 10 μm. Legends: d, dorsal lobe; dj, dorsal jaw; l, lateral lobe; p, pharynx; v, ventral lip; vj, ventral jaw.

FIGURE 1 in A taxonomic reassessment of Cirrodrilus japonicus (Pierantoni, 1912) (Annelida, Clitellata, Branchiobdellida)

FIGURE 1. Localities of Cirrodrilus japonicus as currently known. Open circle (No. 1) indicates the type locality; triangles (Nos. 2–15) indicate the locations of Yamaguchi (1934) under the name of Stephanodrilus (St.) ezoensis; close circles (Nos. 2, 9, 16–37) indicate those from the present study. 1, Otaru; 2, Oshamanbe; 3, Kutchan; 4, Muroran; 5, Makomanai; 6, Soranuma; 7, Hattaribetsu; 8, Shimofurano; 9, Sounkei (Sounkyo); 10, Ichinohashi; 11, Rubeshibe; 12, Nokkeushi; 13, Nayoro; 14. Kushiro; 15. Shintoku; 16, Kunneppu; 17, Tsubetsu; 18, Hamanaka; 19, Obihiro; 20, Wakkanai; 21, Esashi; 22, Oumu; 23. Yagishiri Is.; 24, Teuri Is.; 25, Fukagawa; 26, Hamamasu; 27, Tomari; 28, Setana; 29, Shimamaki; 30, Suttsu; 31, Niseko; 32, Atsuma; 33, Assabu; 34, Matsumae; 35, Fukushima; 36, Hakodate; 37, Todohokke. The location of "Kitahama" in Yamaguchi (1934) could not be determined, and it was omitted from the figure.