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14 results for “Sigambra”
FIGURE 3 in Reinstatement of Sigambra hanaokai (Kitamori, 1960) (Polychaeta, Pilargidae), with an overview of the literature on the genus
FIGURE 3. Median antenna length and body size (width) in Sigambra hanaokai and S. phuketensis. Data for S. phuketensis include paratypes and recently collected specimens, data for S. hanaokai Sagami Bay is a sample from Kamakura and Odawa. The figure shows the clear difference of median antennae length relative to the body size (body width in anterior chaetiger) in two closely similar species.
FIGURE 2 in Reinstatement of Sigambra hanaokai (Kitamori, 1960) (Polychaeta, Pilargidae), with an overview of the literature on the genus
FIGURE 2. Sigambra hanaokai (Kitamori 1960). Tokyo Bay specimen (A, B, photos taken by M. Taru) and Hakata Bay specimen (C–J, scanning electron micrographs). A. whole view of live worm. B. close-up view of anterior end, showing eggs in central dorsal parts. C. anterior end in frontal view showing the everted pharynx. D. anterior end (ma: median antennae, arrow shows hook). E. anterior end showing rows of peristomial papillae (arrow) and subdistal papillae in everted pharynx (pp with arrow). F. close-up of peristomial papillae. G. anterior parapodial papillae. H. dorsal hook of middle chaetiger. I. chaetiger of middle part. J. close-up of pectinate chaetae and short serrated chaetae on middle chaetiger.
FIGURE 1 in Reinstatement of Sigambra hanaokai (Kitamori, 1960) (Polychaeta, Pilargidae), with an overview of the literature on the genus
FIGURE 1. Sigambra hanaokai (Kitamori 1960). A. Hakata Bay specimen (KMNH IvR 500, 206) in dorsal view. B. Hiroshima Bay specimen (NHM-2007.590), dorsal view of head and anterior part. C. Same, ventral view of anterior end. D. Hakata Bay specimen, anterior parapodium in posterior view. E. Hakata Bay specimen, last parapodium in posterior view. F. Hiroshima Bay specimen (NHM-2007.590), ventral view of pygidium. G. Hakata Bay specimen, dorsal hook. H. Same, simple capillary chaeta. I. Same, long serrated chaeta. J. Same, short serrated chaeta. K. Same, pectinate chaeta.
Figure 9 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 9 Sigambra olivai sp. nov., holotype (ECOSUR 219), stained with Shirlastain-A A anterior region, dorsal view B anterior region, lateral view C posterior end, dorsal view, stained with Methyl green. Scale bars: 1.0 mm (A), 0.4 mm (B), 0.2 mm (C).
Figure 7 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 7 Sigambra hernandezi sp. nov. A larger specimen, Chetumal, dorsal view (asterisk indicates left chaetigers 8–9) B same, chaetigers 8–9, left parapodia, partial dorsal view (asterisk indicates cilia, arrow points to gonopore) C chaetiger 9, left parapodium, axillary ciliated papillae, seen from above D same, gonopore papillae, seen from above E large specimen, Tamiahua, anterior region, dorsal view, asterisk indicates left parapodia of chaetigers 3–4 F same, close-up of chaetae, seen from above G same, rotated, details of denticles in pectinate chaeta H another specimen, posterior region, dorsal view (arrow points to broken posterior chaetiger I same, rotated about 90 degrees, showing inner contents J same, spermatozoa. Scale bars inserted in micrographs.
Figure 8 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 8 Sigambra ligneroi sp. nov., holotype (ECOSUR 218) A dorsal view B anterior region, dorsal view, after Shirlastain-A staining C same, ventral view D same, right lateral view E chaetiger 16, right parapodium, anterior view F same, dorsal cirrus and chaetal lobes G chaetiger 36, right parapodium, anterior view (inset: notohook) H same, dorsal cirrus and chaetal lobes. Scale bars: 1.4 mm (A), 1 mm (B), 1.7 mm (C), 1.6 mm (D), 0.3 mm (E, G), 180 µm (F), 250 µm (H).
Figure 6 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 6 Sigambra hernandezi sp. nov. A small specimen, dorsal view, body dehydrated B same, anterior end, oblique dorsal view C same, posterior region, dorsal view (asterisk indicates last chaetiger with hooks) D another specimen, anterior end, frontal view E another specimen, posterior region, dorsal view (asterisk indicates last chaetiger with hooks). largest specimen (UANL 5799) F Anterior region, dorsal view (asterisk indicates globular structures enlarged in C) G same, close-up of papillae series in tentacular segment H same, close-up of interramal globular structures, outer wall broken I left parapodia, chaetigers 11–16, oblique frontal view (asterisk indicates gonopore) J another specimen (UANL 4047), anterior end, oblique frontal view K same, posterior region, dorsal view (asterisk indicates last chaetiger with hooks). Scale bars: 150 µm (A), 80 µm (B, C), 140 µm (D), 170 µm (E), 330 µm (F), 90 µm (G), 60 µm (H), 200 µm (I), 220 µm (J), 140 µm (K).
Figure 5 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 5 Sigambra hernandezi sp. nov., holotype (ECOSUR 216), stained with Shirlastain-A A anterior region, dorsal view B anterior end, dorsal view C same, right lateral view D chaetiger 19, right parapodium, posterior view (inset: close-up of oocytes exposed after body wall fracture) E chaetiger 62, right parapodium, posterior view F posterior region, dorsal view. Scale bars: 0.6 mm (A), 0.2 mm (B, C), 140 µm (D), 80 µm (E), 0.3 mm (F).
Figure 4 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 4 Sigambra grubii topotypes, large specimen (ECOSUR SEM P1) A anterior region, dorsal view B same, close-up of anterior end C another specimen, anterior end, frontal view D same, posterior region (asterisk indicates last chaetiger with notohooks) E specimen in A, median chaetigers (arrow points enlarged chaetae) F pectinate chaetae G same, detail showing bipinnate denticulation. Scale bars: : 280 µm (A), 250 µm (B), 170 µm (C), 110 µm (D), 230 µm (E), 8 µm (F), 2 µm (G).
Figure 11 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 11 Sigambra wassi Pettibone, 1966 A holotype (USNM 30988), anterior region, dorsal view B same, right lateral view C same, frontal view D paratype (USNM 30987), posterior region, dorsal view E same, posterior end. Scale bars: 0.6 mm (A, C), 0.9 mm (B), 0.5 mm (D), 0.2 mm (E).
Figure 1 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 1 Sigambra bassi (Hartman, 1947) A holotype (LACM 142), anterior end, dorsal view B paratype (LACM 1549), anterior end, dorsal view C non-type specimen (LACM 6614), anterior end, dorsal view. Scale bars: 0.3 mm (A, C), 0.2 mm (B).
Figure 10 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 10 Sigambra olivai sp. nov., paratype (ECOSUR 221), stained with Shirlastain-A A anterior region, dorsal view B same, left, slightly oblique lateral view C same, anterior end, ventral view D another paratype (ECOSUR 226, complete), chaetiger 30, right parapodium, posterior view E same, chaetiger 35, right parapodium, posterior view; asterisk indicates the gonopore (insets: notohook and close-up of interramal gonopore) F same, chaetiger 90, right parapodium, anterior view (inset: notohook). Scale bars: 0.3 mm (A–C), 0.2 mm (D), 150 µm (E, F).
Figure 3 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 3 Sigambra grubii topotype, small specimen (ECOSUR SEM P1) A anterior region, dorsal view B same, close-up of anterior end C right parapodium, median chaetiger, of larger specimen (6.5 mm long), anterior view (arrow points to gonopore) D same, pectinate chaetae E same, another parapodium, pectinate chaetae F same, posterior region, dorsal view (asterisk indicates last chaetiger with notohooks). Scale bars: 200 µm (A, F), 110 µm (B), 100 µm (C), 22 µm (D), 12 µm (E).
Figure 2 from: Salazar-Vallejo SI, Rizzo AE, León-González JÁ, Brauco KM (2019) Four new Caribbean Sigambra species (Annelida, Pilargidae), and clarifications of three other Sigambra species. ZooKeys 893: 21-50. https://doi.org/10.3897/zookeys.893.39594
Figure 2 Sigambra diazi sp. nov. A holotype (ECOSUR 214), stained with Shirlastain-A, anterior region, dorsal view B same, frontal view of pharynx C Chaetiger 16, right parapodium, anterior view (arrow points to gonopore; inset: notohook) D Paratype (ECOSUR 215), stained with methyl green, posterior end, dorsal view E Chaetiger 40, right parapodium, anterior view (arrow points to gonopore; inset: hypertrophied gonopore with sperm, indicated with an asterisk, and central pectinate neurochaetae). Scale bars: 0.3 mm (A, B), 150 µm (C), 0.1 mm (D), 90 µm (E).
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