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Figure 4. Vellumnus tki n in Redescription of Vellumnus penicillatus (Gordon, 1930) from Hong Kong and description of a new species from Macclesfield Bank, South China Sea (Crustacea: Brachyura: Pilumnidae)

Figure 4. Vellumnus tki n. sp., holotype male (7.8 × 6.0 mm) (NHM 1932.7.7.22), Macclesfield Bank. A, Overall dorsal view; B, ventral view of cephalothorax.

Figure 5. Vellumnus tki n in Redescription of Vellumnus penicillatus (Gordon, 1930) from Hong Kong and description of a new species from Macclesfield Bank, South China Sea (Crustacea: Brachyura: Pilumnidae)

Figure 5. Vellumnus tki n. sp., holotype male (7.8 × 6.0 mm) (NHM 1932.7.7.22), Macclesfield Bank. A, Dorsal view of carapace (right side denuded); B, outer view of left chela; C, dorsal view of left cheliped; D, left fourth ambulatory leg.

Figure 3 in Redescription of Vellumnus penicillatus (Gordon, 1930) from Hong Kong and description of a new species from Macclesfield Bank, South China Sea (Crustacea: Brachyura: Pilumnidae)

Figure 3. Vellumnus penicillatus (Gordon, 1930). A, B, Holotype female (4.2 × 2.9 mm) (NHM 1930.12.2.123), Hong Kong; C–I, paratype male (3.6 × 2.9 mm) (NHM 1930.12.2.124), Hong Kong. A, Carapace (after Gordon, 1931: text-fig. 18a); B, left side of denuded carapace; C, right side of denuded carapace; D, posterior margin of epistome; E, left third maxilliped (denuded); F, anterior thoracic sternum; G, pleon; H, right G1 (dorsal view); I, right G1 (ventral view); J, right G2. Scales: B–G = 0.5 mm; H–J = 0.2 mm.

Figure 2 in Redescription of Vellumnus penicillatus (Gordon, 1930) from Hong Kong and description of a new species from Macclesfield Bank, South China Sea (Crustacea: Brachyura: Pilumnidae)

Figure 2. Vellumnus penicillatus (Gordon, 1930). A, B, Paratype male (3.6 × 2.9 mm) (NHM 1930.12.2.124), Hong Kong; C, paratype ovigerous female (5.3 × 3.7 mm) (NHM 1030.12.2.124), Hong Kong. A, outer view of chelae; B, dorsal view of right cheliped; C, overall dorsal view.

FIGURE 1 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 1. Location map of the Bama isolated carbonate platform and the studied Shuidong (SD) and Kacai (KC) sections, Youjiang Basin, South China. A. Palaeogeographic map of South China and location of the Youjiang Basin and the Bama Platform (after Liu and Xu, 1994); green star represents the Gongchuan section previously studied (Liu et al., 2015). B. Geological map of the northern Bama Platform shows locations of the Mississippian sections studied.

FIGURE 11 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 11. Typical representatives of the genus Parajanischewskina. A‒B. Parajanischewskina brigantiensis Cózar and Somerville, 2006, A. 3889-181, B. 3889-182, Limestone A8, top Iogla Formation, right bank of the Msta River, Western Moscow Basin (see Savitsky et al., 2015 for stratigraphical details). C‒D. Parajanischewskina brigantiensis, C. HPU-KC75-5, D. HPU-SDB143-16. E‒I. Parajanischewskina nautiliformis sp. nov., E. HPU-KC87-26, F. HPU-KC75-391 (holotype) G. HPU-KC87-487, H. HPU-KCT4-4, I. HPU-KC75-484. (Scale bar equals 1 mm).

FIGURE 6. A in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 6. A. Typical representatives of the genus Cribrospira recorded in South China. Cribrospira mikhailovi Rauser-Chernousova, 1948c, HPU-SDB140-5. B. Cribrospira mira Rauser-Chernousova, 1948c, HPU-KC10-2. C. Cribrospira panderi Möller, 1878, HPU-SDB137-3. D. Cribrospira baliamadeni Pille, Vachard and Argyriadis in Pille et al., 2010, HPU-KC66-2. E. Cribrospira orbiculata (Ganelina, 1956), HPU-SDB144-9. F. Cribrospira lianxianensis Lin, 1981, HPU-SDB147-528. G‒H. Cribrospira paradenticulata sp. nov., G. HPU-SDB114-2 (holotype), H. HPU-SDB144- 1. (Scale bar equals 1 mm, except for Figure G equals 0.5 mm).

FIGURE 2 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 2 (previous page). Distribution of the Janischewskinidae in the Shuidong section. Red arrows correspond to the productive samples in Janischewskinidae, and black arrows to unproductive samples. Abbreviations: M — mudstone, W — wackestone, P — packstone, G — grainstone; m. — middle, low. — lower, Vis. — Viséan, Bashk. — Bashkirian, Stesh. — Steshevian, Protv. — Protvian, Sever. — Severokeltmian, J. — Janischewskina, B. cri. — Bradyina cribrostomata Zone, Edz — Eostaffellina decurta Zone, Ea-Ep — Eostaffellina actuosa-Eostaffellina protvaensis Zone, P. ag — Pseudostaffella antiqua grandis Subzone.

FIGURE 10 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 10. Illustrations of the new species Bibradya maxima sp. nov. and Bibradya subita sp. nov. A‒E. Bibradya maxima sp. nov. A. HPU-KC75-389, B. HPU-KC75-392, C. HPU-SDB155-529, D. HPU-KC87-4 (holotype), E. HPU-KC75-41. F‒I. Bibradya subita sp. nov., F. HPU-SDB182-33, G. HPU-SDB184-301 (holotype), H. HPU-KC81-7, I. HPU-SDB173-533. (Scale bar equals 1 mm).

FIGURE 4 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 4. Selected primitive Janischewskinidae with granular wall or with some agglutinated grains compared with a Mstiniidae. A. Bibradya grandis Strank, 1983, DPM-PC-TQ56-1250, Urswick Limestone Formation, Trowbarrow Quarry (N. England), late Asbian (late Viséan). Microgranular wall with rare agglutinated large grains in the third and sixth septa from the aperture. B. Bibradya moldensis (Strank in Somerville and Strank, 1984), HPU-SBD179-208, Shuidong section, Protvian (late Serpukhovian). Note the granular wall, rarely with small agglutinated grains. C. Holkeria avonensis (Conil and Longerstaey in Conil et al., 1980), DPM-PC-BS68-955, Park Limestone Formation, Barker Scar section (N. England), Holkerian (middle Viséan). Granular wall throughout the test with some large agglutinated grains in septa and outer wall. D. Cribrospira pansa Conil and Lys, 1965, DPM-PC-LF26-2162, Dalton Formation, Low Frith section (N. England), 'upper' Arundian (lower Viséan). Microgranular wall in the inner whorls with more granular aspect in the final whorls and with common small agglutinated grains. E. Cribrospira pansa, DPM-PC-WS36-1587, Dalton Formation, White Scar Quarry (N. England), 'top' Arundian (middle Viséan). Microgranular wall throughout the test, with large agglutinated grains in the wall of the final chambers. F. Bibradya inflata Strank, 1983, DPM-PC-TQ84- 1954, Urswick Limestone Formation, Trowbarrow Quarry (N. England), late Asbian (upper Viséan). Microgranular wall throughout the test with some small agglutinated grains. (Scale bar equals 0.5 mm). [DPM- corresponds to the Palaeontological Collection in the Palaeontology Department of the Universidad Complutense de Madrid, PC- to the P. Cózar's collection, the following number corresponds to the number of thin-section (e.g., TQ56, WS36, …), and the final number corresponds to the number of specimens].

FIGURE 9 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 9. Illustrations of the new species Bibradya primitiva sp. nov. A. HPU-KC81-399 (holotype). B. HPU-SDB179-291. C. HPU-SDB191-217. D. HPU-KC37-341. E. HPU-SDB176-6. F. HPU-SDB180-19. (Scale bar equals 0.5 mm).

FIGURE 8 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 8. Illustrations of Bibradya tenella (Ye et al., 1987) and the new species Bibradya densicamerata sp. nov. A‒F. Bibradya densicamerata sp. nov. A. HPU-KC90-406, B. HPU-KC75-488 (holotype), C. HPU-KC75-510, D. HPU-KC75-380, E. HPU-SDB155-188, F. HPU-KC75-503. G‒I. Bibradya tenella (Ye et al., 1987). G. HPU-SDB179-27, H. HPU-SDB182-7, I. HPU-SDB184-11. (Scale bar equals 1 mm).

FIGURE 7 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 7. Illustrations of the new species Cribrospira evoluta sp. nov. A. HPU-KC58-7 (holotype), B. HPU-KC77-1, C. HPU-SDB155-2, D. HPU-SDB181-4, E. HPU-SDB191-215. (Scale bar equals 1 mm).

opencc-by-4.0Jan 2024View details →

Seismic profiles, migration velocities and tomographic inversion results of the deep reflection profiles in the central South China

<h1>Overview</h1> The following set of data and scripts are meant to accompany the paper: Jiang, W. B., Wang, Q., Zhang, Y.Q., Dong, S.W., Ruan, Y.Q., Cui, J.J., Kuang, Z.Y., Paleoproterozoic collision to Mesozoic crustal reworking in central South China: evidence from borehole data and seismic crustal structure, Submitted to JGR: Solid Earth The data and scripts are intended to reproduce seismic profiles, migration velocities, and tomographic inversion results shown in the paper. The repository contains five directories: ./01_Seismic_Profiles/ -> Four seismic profiles shown in the manuscript. (1) psdm_line01.sgy (Figure 7a); (2) psdm_line02.sgy (Figure 7b); (3) SCB_PSDM.segy (Figure 9); (4) SCB_PSTM.segy (Figure S5a). ./02_Tomographic_Data_Velocity/ -> picked_traveltimes.tt, picked traveltime for the normal shots (Figure 6a). The file contains location of shots and receivers, picked traveltimes; Tomo_inv.mdl, P-wave velocity model derived from first-arrival traveltime tomography (Figure 8a); Tomo_Fx1_Fz1_ray.mdl, Ray density distribution calculated using the Vp model (Figure 8b); traveltime_data_FILE_FORMAT.pdf, this pdf file describes the format of *.tt file; mdl_data_FILE_FORMAT.pdf,  this pdf file describes the format of *.mdl file. ./03_Migration_Velocity_Models/ -> Migration velocity models to produce prestack time migration profile and prestack depth migration profile. VEL_RMS.mdl, RMS velocity field used in prestack time migration (Figure S4a); VEL_INTERVAL.mdl, Interval velocity field used in prestack depth migration (Figure S4b). ./04_Bouguer_Gravity_Anomaly/ -> gravity_data.grv, the Bouguer gravity anomaly data used in 2-D gravity modelling; gravity_data_FILE_FORMAT.pdf, this pdf file describes the format of *.grv file. ./05_Scripts/ -> Matlab scripts to reproduce seismic profiles, migration velocities, and tomography inversion results shown in the paper.

FIGURE 5 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 5. Typical representatives of the genus Janischewskina recorded in South China. A‒B. Janischewskina minuscularia? (Ganelina, 1956), HPU-SDB160-278, DPM-PC-SDB143-181. C. Janischewskina rovnensis (Ganelina, 1956), HPU-KC45-7. D. Janischewskina typica Mikhailov, 1939, HPU-KC107-3. E. Janischewskina isotovae Lebedeva in Grozdilova et al., 1975, HPU-KCT4-5. F. Janischewskina calceus (Ganelina, 1956), HPU-SDB160-277. G. Janischewskina delicata (Malakhova, 1956), HPU-KC75-378. H. Janischewskina gibshmanae Cózar et al. 2016, HPU-KC104-3. I. Janischewskina adtarusia Gibshman, Zaytseva and Stepanova in Gibshman et al., 2020, HPU-SDB283-1. (Scale bar equals 1 mm). [HPU- corresponds to the Henan polytechnic University collections in the School of Resources and Environment, KC or SDB to the Kacai or Shuidong sections, respectively, followed by the number of the thin-section, and the final number corresponds to the number of specimens].

FIGURE 3 in New species and evolution of the foraminiferal family Janischewskinidae in the middle-upper Mississippian of South China

FIGURE 3. Distribution of the Janischewskinidae in the Kacai section. Legend and abbreviations as in Figure 2, and additionally, Alek. — Aleksinian, Tar. — Tarusian, Pr. — Protvian, up. — upper, Jdz — Janischewskina delicata Zone, Bc — Bradyina cribrostomata Zone.

FIG. 7 in Molluscs of the genus Leptoplax (Mollusca: Polyplacophora) from Spratly Islands, South China Sea

FIG. 7. Leptoplax duongae sp. nov., holotype (ZIN 2570). A, C. Dorsal spicules, marginal needles and ventral spicules. B. Tuft of needles among dorsal spicules. D. Part of radula. РИС. 7. Leptoplax duongae sp. nov., голотип (ZIN 2570). A, C. Дорсальные спикулы, маргинальные иглы и вентральные спикулы. B. Пучок игл среди дорсальных спикул. D. Часть радулы.

FIG. 6 in Molluscs of the genus Leptoplax (Mollusca: Polyplacophora) from Spratly Islands, South China Sea

FIG. 6. Leptoplax duongae sp. nov., holotype (ZIN 2570). A. Head valve, dorsal view. B. Valve II, dorsal view. C. Valve V, dorsal view. D. Valve VIII, dorsal view. E. Valve V, tegmentum sculpture in pleurolateral area. F. Valve V, frontal view. G. Valve VIII, lateral view. H. Valve IV, ventral view. РИС. 6. Leptoplax duongae sp. nov., голотип (ZIN 2570). A. Головной Щиток, вид сверху. B. Щиток II, вид сверху. C. Щиток V, вид сверху. D. Щиток VIII, вид сверху. E. Щиток V, скульптура тегментума на плевролатеральном поле; F. Щиток V, вид спереди. G. Щиток VIII, вид сбоку; H. Щиток IV, вид сниЗу.

FIG. 5 in Molluscs of the genus Leptoplax (Mollusca: Polyplacophora) from Spratly Islands, South China Sea

FIG. 5. Leptoplax duongae sp. nov., South China Sea, Spratly Islands, holotype (ZIN 2570), BL 4.0 mm. РИС. 5. Leptoplax duongae sp. nov., Южно-Китайское море, острова Спратли, голотип (ZIN 2570), BL 4,0 мм.

FIG. 4. Leptoplax unica, ZIN 2572. A in Molluscs of the genus Leptoplax (Mollusca: Polyplacophora) from Spratly Islands, South China Sea

FIG. 4. Leptoplax unica, ZIN 2572. A. Central, first lateral, major lateral and major uncinal teeth of radula. B. Central, first lateral and major lateral teeth of radula. РИС. 4. Leptoplax unica, ZIN 2572. Центральные, первые латеральные, крючковые и больШие унцинальные Зубы радулы.