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8,443 results for “gastropoda”
FIGURE 7 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 7. Distribution of Acicula species in the Caucasus Mts. The symbols marked with numbers (1: Surami range, 2: Manglisi, 3: Martkopi, 4: North Ossetia) do not represent georeferenced localities for Acicula moussoni O. Boettger, 1879 and Acicula parcelineata (Clessin, 1911).
FIGURE 1. A in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 1. A: An Acicula shell positioned with the axis of the shell on the y-axis and the aperture in the same plane as the objective, showing the location of the 18 landmarks used. B: counting of grooves on the last whorl. Images not to scale. Photos: B. Páll-Gergely.
FIGURE 9 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 9. Acicula telum Páll-Gergely, n. sp. A: Greater Caucasus Mts, 13 km north-northeast from Sochi; (RMNH; REM- Foto: J.H.W. Krom); B: holotype (LN 10681, specimen1, SMF 366182); C: LN 10564, specimen1; D: LN 10697, specimen1; E: ex. LN 10357, specimen1; F: LN 10523, specimen1. Photos: B. Páll-Gergely except for A (images taken from Boettger et al. 1989).
FIGURE 3 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 3. (A) Principal Components Analysis and (B) Canonical Variates Analysis for the studied Acicula species, and the ordinations of specimens, with 90% confidence ellipses, based on landmark data.
FIGURE 6. Acicula moussoni O. Boettger, 1879. A in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 6. Acicula moussoni O. Boettger, 1879. A: Iori1, specimen1; B: LP4S2, specimen1; C: LP7S3, specimen1; D: LN 7767, specimen1; E: LN 10651, specimen1; F: LN 10680, specimen1. All photos: B. Páll-Gergely.
FIGURE 2 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 2. Means ± 95% Confidence Intervals of (A) Log centroid size, and (B) of the number of grooves, for the studied Acicula species, based on landmark data.
FIGURE 5 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 5. Shells of Acicula species. A: Acicula limbata Reuss, 1861 (NHMW 2013/0572/0004). B–F: Acicula moussoni O. Boettger, 1879. B: SMF 23858a (labelled as "Acicula (Acicula) zilchi n. sp."); C: SMF 23858b (labelled as "Acicula (Acicula) zilchi n. sp."); D: LP2S3, specimen1; E: "Lectotype" of Acicula moussoni O. Boettger, 1879 (invalidly designated, SMF 4202a); F: F1940, specimen1 (ISU TM-T004-N, neotype, hereby designated). Photos: B. Páll-Gergely (A, C, D, F) and F. Walther (C, E).
FIGURE 10 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)
FIGURE 10. Synoptic view of Caucasian Acicula. Upper left shell: Acicula limbata Reuss, 1861; other shells in the upper two rows: Acicula moussoni O. Boettger, 1879, third row: Acicula telum Páll-Gergely, n. sp., fourth row: Acicula parcelineata (Clessin, 1911).
FIGURE 6 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 6. (A) Berghia rissodominguezi, (B) egg mass of Berghia rissodominguezi, (C) Doto uva, (D) egg mass of Doto uva, (E) Coryphella cf. verta, (F) Tritonia odhneri.
FIGURE 4 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 4. (A) Trapania rocheae, (B) Cadlina sparsa, (C) Polycera marplatensis, (D) egg mass of Polycera marplatensis, (E) Spurilla braziliana, (F) egg mass of Spurilla braziliana, (G-F) Aeolidia cf. campbellii photo by Nicolás Battini.
FIGURE 3 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 3. Scanning electron micrographs. (A) Doris fontainii (MLP-MA 14653): radular teeth; (B-C) Rostanga pulchra (MLP-Ma 14654): (B) radular teeth (C) detail of the lateral teeth; (D) Diaulula punctuolata (MLP-Ma 14655): radular teeth; (E-F) Geitodoris patagonica (MLP-Ma 14656): (E) lateral and marginal teeth (F) detail of the marginal teeth.
FIGURE 2 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 2. (A) Doris fontainii, (B) Rostanga pulchra, (C) Diaulula punctuolata, (D) egg mass of Diaulula punctuolata, (E) Gargamella immaculata, (F) egg mass of Gargamella immaculata, (G) Geitodoris patagonica, (H) egg mass of Geitodoris patagonica.
FIGURE 1 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 1. Study area. San Matías gulf and collection sites (numbers correspond to sites with depths <25 m) (the BENTOS and REDE campaign corresponds to sites with depths> 25 m on the map).
FIGURE 7 in Nudibranchia (Mollusca: Gastropoda) from San Matías Gulf, Northern Argentine Patagonia
FIGURE 7. Scanning electron micrographs. (A) Berghia rissodominguezi (ESCM-Ma-37): radular teeth; (B) Coryphella cf. verta (ESCM-Ma-82): radular teeth; (C-D) Doto uva (MLP-Ma 14657): (C) radular teeth, (D) detail of the central teeth; (E-F) Tritonia odhneri (ESCM-Ma-10): (E) radular teeth, (F) detail of the central and lateral teeth.
FIGURE 14 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 14. Shells of Pincerna Preston, 1907 species. A–F: Pincerna viginticostatus n. sp. (holotype, HNHM 105383); G: R2 of Pincerna vanbuensis (Bavay & Dautzenberg, 1900) (MNHN-IM-2012-27215, same as on Fig. 12E). All photos: B. Páll-Gergely.
FIGURE 13 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 13. Distribution of Pincerna Preston, 1907 species. Circles: Pincerna vanbuensis (Bavay & Dautzenberg, 1900); White rhomb: Pincerna maolanensis (Luo, Zhang & Zhuo, 2009); Green triangle: Pincerna viginticostatus n. sp. Yellow circle: samples examined in this study; Red circles: Samples mentioned by Do & Nguyen 2022; White circle: type locality of Pincerna clausus Do & Nguyen, 2022 (synonym of P. vanbuensis). The map was made using Google Earth Pro.
FIGURE 1 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 1. Shells of Alycaeus Baird, 1850 species. A–D: Alycaeus goliath n. sp. (holotype); E–H: Alycaeus eydouxi Venmans, 1956 (SMF 109290); I–S: Alycaeus rolfbrandti Maassen, 2006. I–L: SMF 262540 = part of the original sample, M: 25L07, N: 2019/95 (syntopic with A. goliath n. sp.); O: 7L07, P: 6L07, Q: 9L07, R: 11L07, S: 12L07. All photos: B. Páll-Gergely.
FIGURE 8 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 8. Shells of Pincerna costulosus (Bavay & Dautzenberg, 1912). A–D: MNHN-IM-2000-31786 (syntype); E–H: Phong Tho, MNHN-IM-2012-27043 (probable syntype); I–L: Northern Laos, MNHN-IM-2012-27218.
FIGURE 4 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 4. Distribution of Alycaeus Baird, 1850 species in central Laos. Yellow circles: Alycaeus rolfbrandti Maassen, 2006; Red triangle: A. goliath n. sp. The map was made using Google Earth Pro.
FIGURE 11 in Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) II: The genera Alycaeus and Pincerna
FIGURE 11. Distribution of Pincerna mouhoti (L. Pfeiffer, 1863). The map was made using Google Earth Pro.
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International Brain Laboratory public data
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OpenNeuro
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