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397 results for “Echinoidea”
FIGURE 13 in Taxonomy and distribution of irregular echinoids (Echinoidea: Irregularia) from Sri Lanka
FIGURE 13. Echinolampas alexandri (WUSL/EI/1): A, aboral view; B, oral view; C, lateral view.
FIGURE 17 in Taxonomy and distribution of irregular echinoids (Echinoidea: Irregularia) from Sri Lanka
FIGURE 17. Echinolampas ovata (WUSL/EI/3): A, aboral view; B, oral view; C, lateral view.
FIGURE 29 in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 29. Aquilonastra spp. In situ observation. Photographer: Sam King Fung Yiu.
FIGURE 26 in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 26. Coscinasterias acutispina. In situ observation. Photographer: Sam King Fung Yiu.
FIGURE 21. Peronella lesurei dried test. A. Aboral surface. B. Oral surface. C in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 21. Peronella lesurei dried test. A. Aboral surface. B. Oral surface. C. Lateral view.
FIGURE 19. Metalia spatagus dried test. A. Aboral surface. B. Oral surface. C–D in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 19. Metalia spatagus dried test. A. Aboral surface. B. Oral surface. C–D. Lateral views.
FIGURE 5. Diadema spp. A. D. setosum. B. D in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 5. Diadema spp. A. D. setosum. B. D. savignyi. Photographer: Sam King Fung Yiu.
FIGURE 28 in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 28. Aquilonastra cepheus. In situ observation. Photographer: Sam King Fung Yiu.
FIGURE 1 in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 1. Map of Hong Kong and surrounding areas.
FIGURE 25 in New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong
FIGURE 25. Archaster typicus. In situ observation. Photographer: Sam King Fung Yiu.
FIGURE 10 in The test architecture of Clypeaster (Echinoidea, Clypeasteroida) and its phylogenetic significance
FIGURE 10. Summary diagram explaining expressions used in description of internal buttressing.
Figure 1 from: Saucède T, Benetti S, David B (2013) Fossil echinoid (Echinoidea, Echinodermata) diversity of the Early Cretaceous (Hauterivian) in the Paris Basin (France). ZooKeys 325: 65-75. https://doi.org/10.3897/zookeys.325.5085
Figure 1 - Geographic, geologic, and stratigraphic settings. A. Map showing the area of the Paris Basin (France) where the Calcaires à Spatangues Fm. crops out (modified after Courtinat et al. 2006 and Saucède et al. 2012). Distribution of main lithofacies as defined by Rat et al. (1987). B. Calcaires à Spatangues Fm. section at Lantages 48°08'N, 4°24'E (modified after Rat et al. 1987).
Figure 6 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 6 - Neighbor-joining phylogenetic tree drawn using from COI sequence data. Bootstrap support (>50%) after 1,000 replications is shown at each node. Italic accession numbers with dagger (AY012732, AY012733, AY012742–AY012747) are from Lessios et al. (2001) and red accession numbers with asterisk (AB900024, AB909927, AB909929–AB909931, AB909933–AB909935, AB909942, AB909945, AB909947, AB909949, AB909953, AB909955, AB909957) are from Chow et al. (2014).
Figure 2 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 2 - Underwater aboral view of phenotype I of Diadema-sp, KPM-NJL000035, original specimen number is AT1.
Figure 5 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 5 - Aboral view (A) and enlarged view of a naked space of the interambulacral area (B) in a reference dried specimen of Diadema found in Ikeda's collection. KMNH IvR 500788, original specimen No. is IK3. White streak-like remnant can be seen (A, B), and the outer and inner series of primary tubercles initiated on the 3rd and 5th coronal plates, respectively (B). Scales bars = 20 mm (A) and 10 mm (B).
Figure 3 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 3 - Underwater aboral views of four phenotypes (A–E) and color variants of phenotype I (F) of Diadema-sp, Diadema setosum (G), and Diadema savignyi (H). A KPM-NJL000036, original specimen number is AT2 designated as phenotype II B KPM-NJL000037, original specimen number is AT3 designated as phenotype III C KPM-NJL000039, original specimen number is AR59 designated as phenotype IV D KPM-NJL000038, original specimen No. is AR54 designated as phenotype V E KPM-NJL000040, original specimen No. is AR70 designated as phenotype V F color variant of phenotype I observed at Haida-ura in Mie Prefecture (Figure 1E) photographed by T. Ishikawa G Diadema setosum (DST2 in Chow et al. (2014)) H Diadema savignyi (DSV23 in Chow et al. (2014)).
Figure 1 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 1 - Localities where field observation and sampling of Diadema were performed. See Table 1 for detailed information. A Arasaki (Kanagawa Prefecture) B Tateyama (Chiba) C Mera (Shizuoka) D Shikine-jima (Tokyo) E Haida-ura (Mie) F Kushimoto (Wakayama) G Hachijo-jima (Tokyo) H Uchidomari (Ehime) I Iki-no-shima (Nagasaki) J Ojika (Nagasaki) K Mie (Nagasaki) L Shibushi (Kagoshima) M Kaimon (Kagoshima) N Tanega-shima (Kagoshima) O Yaku-shima (Kagoshima) P Amami Ohshima (Kagoshima) Q Ogasawara (Tokyo) R Motobu (Okinawa) S Sesoko (Okinawa) T Ishigaki-jima (Okinawa). Diadema setosum was observed in all areas surveyed. No Diadema savignyi but Diadema-sp were observed at localities with yellow circle, Both Diadema savignyi and Diadema-sp were observed at localities with white circle, No Diadema-sp but Diadema savignyi were observed at localities with red circle.
Figure 4 from: Chow S, Konishi K, Mekuchi M, Tamaki Y, Nohara K, Takagi M, Niwa K, Teramoto W, Manabe H, Kurogi H, Suzuki S, Ando D, Jinbo T, Kiyomoto M, Hirose M, Shimomura M, Kurashima A, Ishikawa T, Kiyomoto S (2016) DNA barcoding and morphological analyses revealed validity of Diadema clarki Ikeda, 1939 (Echinodermata, Echinoidea, Diadematidae). ZooKeys 585: 1-16. https://doi.org/10.3897/zookeys.585.8161
Figure 4 - Preserved specimen of phenotypes I (A), II (B), III (C) and V (D) of Diadema-sp, corresponding to AT1 (KPM-NJL000035) in Figure 2, and AT2, AT3 and AR54 (KPM-NJL000036‒KPM-NJL000038) in Figures 3A, B and D, respectively. All scale bars = 10 mm.
Figure 3 in A new species of Peribrissus (Echinoidea, Spatangoida) from the middle Miocene of South Australia
Figure 3. Peribrissus janiceae sp. nov. holotype NMV P316528. A–D and F, anterior, right lateral, posterior, adapical and adoral views; E, detail of apical disk; G, oblique left lateral view of semipetalious fasciole crossing interambulacrum 4, plates 7a, 8a, 9a and 9b; H, detail of peristome, labrum and phylodal plates; I, detail of junction between marginal and semipetalous fascioles on interambulacrum 1, plate 4b. Scale bars = 10 mm unless otherwise shown.
Data from: Empirical and theoretical study of Atelostomate (Echinoidea, Echinodermata) plate architecture: using graph analysis to reveal structural constraints
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