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Paleozoic and Mesozoic Radiolaria: De Wever Type Collection 古生代和中生代放射虫:De Wever类型集合
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-12-11 DOI: 10.1016/j.revmic.2025.100882
Marie-Béatrice Forel , Patrick De Wever , Emmanuel Robert
This manuscript reports the deposition of holotypes of fossil species of Radiolarian described by Patrick De Wever in the Micropaleontology collections of the Muséum national d’Histoire naturelle (MNHN), Paris. They belong to the Université Claude Bernard Lyon 1 and are deposited in the MNHN because of their fragility, impossibility to remove from SEM stubs where they are mixed with MNHN specimens and to maintain the integrity of the collection (sediments, processed residues, picked specimens). They correspond to 91 species described from Permian to Cretaceous deposits worldwide, in 13 scientific articles published between 1981 and 1995. In order to inform the scientific community of the institutional localisation of this important collection, an annotated alphabetic list by genera is provided, including the original citation for each species, type locality, age, collection number, and subsequent re-attributions and synonymizations. The adjustment of one collection number has been necessary because of a duplicated number.
本文报道了Patrick De Wever在巴黎国立自然历史博物馆(MNHN)微古生物馆藏中描述的放射虫化石物种的全型沉积。它们属于克劳德·伯纳德·里昂1大学,存放在MNHN中,因为它们很脆弱,不可能从SEM存根中移除,因为它们与MNHN标本混合在一起,并且保持收集的完整性(沉积物,加工残留物,采摘标本)。它们与1981年至1995年间发表的13篇科学论文中描述的全球二叠纪至白垩纪沉积物中的91种物种相对应。为了使科学界了解这一重要藏品的机构定位,提供了一份按属按字母顺序注释的列表,包括每个物种的原始引用、类型、地点、年龄、收藏编号以及随后的重新归属和同义词化。由于一个收款号码重复,需要调整一个收款号码。
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引用次数: 0
The history and relevance of the ostracod and foraminifera collections at the Iziko South African Museum in Cape Town 开普敦伊兹科南非博物馆介形类和有孔虫收藏的历史和相关性
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-12-01 DOI: 10.1016/j.revmic.2025.100880
Eugene W. Bergh , Richard V. Dingle
The micropalaeontology collections, part of the larger invertebrate palaeontology and geology collections, of the Iziko South African Museum hold over 2000 specimens of Jurassic to Quaternary-aged foraminifera and ostracods, of which 436 are type specimens. These specimens represent archives that are important for research activities and the geology industry that drove the development of micropalaeontology in South Africa, with valuable contributions to hydrocarbon exploration, biostratigraphy, palaeoenvironmental studies and geology in general. The Iziko South African Museum in Cape Town is seen as the major repository for ostracod and foraminifera specimens in the country. The collections saw three periods of growth: 1) during the establishment of the Micropalaeontology Research Unit from 1989 to 1994, when much of the country’s ostracod research took place and the collection first grew; 2) through foraminifera acquisitions from 2003 to 2010 during the Honorary Associateship of Dr Ian McMillan and 3) from 2011 to 2022, when foraminiferal geochemical, palaeoceanographic and biostratigraphic research grew, contributing to southern African offshore mineral exploration and Cenozoic palaeoenvironmental studies. During the late 2010′s to 2022 the public and university students also received opportunities to learn about the importance of foraminifera in science and industry through museum activities and educational initiatives. This history of the past 36 years of growth in micropalaeontological research and collections in South Africa is evidence of the critical role that microfossil museum specimens and their associated records played in advancing geological, environmental, and palaeoceanographic sciences as well as educational opportunities.
伊兹科南非博物馆的微体古生物学收藏是大型无脊椎动物古生物学和地质学收藏的一部分,收藏了2000多件侏罗纪至第四纪有孔虫和介形虫标本,其中436件是模式标本。这些标本代表了对研究活动和推动南非微体古生物学发展的地质工业具有重要意义的档案,对油气勘探、生物地层学、古环境研究和一般地质学都有宝贵贡献。位于开普敦的伊兹科南非博物馆被视为南非介形虫和有孔虫标本的主要储存库。收藏经历了三个时期的增长:1)1989年至1994年,在微型古生物学研究单位建立期间,该国的大部分介形类研究开始进行,收藏首次增加;2) 2003年至2010年,在Ian McMillan博士的荣誉协会期间,通过有孔虫的收购;3)2011年至2022年,有孔虫地球化学、古海洋学和生物地层学研究不断发展,为南部非洲近海矿产勘探和新生代古环境研究做出了贡献。在2010年末至2022年期间,公众和大学生也有机会通过博物馆活动和教育活动了解有孔虫在科学和工业中的重要性。过去36年南非微化石研究和收藏的增长历史证明了微化石博物馆标本及其相关记录在推进地质、环境和古海洋学科学以及教育机会方面发挥的关键作用。
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引用次数: 0
Professor Kh.M. Saidova’s legacy: the collection of benthic foraminifera at Shirshov Institute of Oceanology, Russian Academy of Sciences Kh.M教授。赛多瓦的遗产:俄罗斯科学院谢尔绍夫海洋研究所底栖有孔虫的收藏
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-12-01 DOI: 10.1016/j.revmic.2025.100878
Anna Tikhonova, Sergei Korsun, Alexander Matul
Professor Dr. Khadyzhat M. Saidova (1925–2022) devoted her scientific career to marine micropaleontology. Over seven decades, she had been gathering her micropaleontological collection, which is based on samples she mostly collected herself during cruises of the Soviet and then Russian research vessels. The collection is curated at Shirshov Institute of Oceanology comprising over 1 500 slides of picked specimens, and consists of two distinct parts. The geographical part contains specimens largely issued from bathyal and abyssal areas of the World Ocean, mainly Pacific and Indian Oceans. The taxonomic part contains representative specimens of at least 850 foraminiferal species including the holotypes of 30 new species incorporated to the Loeblich and Tappan classification, two of which are presented in this article: Alabaminella weddellensis profunda and Ioanella tumidula antarctica. Professor Saidova’s work was recognized internationally through the 2012 Cushman Award.
Khadyzhat M. Saidova教授(1925-2022)将她的科学生涯奉献给了海洋微古生物学。70多年来,她一直在收集她的微古生物学收藏品,这些标本主要是她在苏联和后来的俄罗斯科考船巡航期间自己收集的。该藏品由谢尔绍夫海洋研究所管理,包括1500多张精选标本幻灯片,由两个不同的部分组成。地理部分包含的标本大部分来自世界海洋的深海和深海,主要是太平洋和印度洋。分类学部分包括至少850种有孔虫的代表性标本,其中30种新物种的全型纳入Loeblich和Tappan分类,本文介绍了其中两种:Alabaminella weddellensis profunda和Ioanella tumidula antarctica。Saidova教授的工作获得了2012年库什曼奖的国际认可。
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引用次数: 0
Morphological re-evaluation of Callumispora Bharadwaj & Srivastava 1969 and Punctatisporites Ibrahim 1933 emend. Potonié & Kremp 1954 and their taxonomic implications Callumispora Bharadwaj & Srivastava 1969和Punctatisporites Ibrahim 1933修订的形态学再评价。potoni<e:1> & Kremp 1954及其分类学意义
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-12-01 DOI: 10.1016/j.revmic.2025.100877
Ayushi Mishra , Pauline Sabina Kavali , Mercedes di Pasquo , Omnath Saha , Runcie Paul Mathews
The taxonomic status of the late Paleozoic morphogenus Callumispora Bharadwaj & Srivastava is reviewed to validate the long pending debate regarding its congeneric link to Punctatisporites Ibrahim, emend. Potonié & Kremp. As on record, 25 species of both Punctatisporites (13) and Callumispora (12) were described by Indian workers. In this study, available holotypes and paratypes, along with original illustrations and diagnoses, were re-examined, and images were captured both under an optical light microscope and a Confocal Laser Scanning Microscope. New material collected from the Damodar Basin (east India) and Wardha Basin (central India) were macerated and specimens illustrated with a Scanning Electron Microscope and compared with images of Punctatisporites documented in South America and Callumispora specimens from India. The five main morphological features which formed the main criteria to distinguish the two genera were re-evaluated viz., amb, size, haptotypic structure, exine thickness and exine structure. The critical re-analysis revealed that Punctatisporites and Callumsipora both possess circular to subcircular amb, their exine varies from laevigate to infrapunctate, their size ranges from 24 to 140 µm, the length of the trilete ray ranges from ½ to ¾ th the spore radius or more, the thickness of the exine also ranges from 1 to 6 µm. Based on all morphological similarities, it is evident that Punctatisporites and Callumispora are congeneric, Callumispora being junior synonym of Punctatisporites by taxonomic rule of priority. This synonymization avoids the superfluous proliferation of taxon names that prevent biostratigraphic correlations and paleobiogeographic analyses.
本文回顾了晚古生代形态属Callumispora Bharadwaj & &; Srivastava的分类地位,以验证其与Punctatisporites Ibrahim的同属关系的长期争论。波顿·克伦普。据记录,有25种点状孢子虫(13种)和Callumispora(12种)被印度工人描述过。在本研究中,对现有的全型和准型,以及原始插图和诊断进行了重新检查,并在光学显微镜和共聚焦激光扫描显微镜下捕获了图像。对从印度东部Damodar盆地和中部Wardha盆地收集的新材料进行了浸渍处理,并用扫描电子显微镜对标本进行了说明,并与南美洲记录的点状孢子虫和印度的Callumispora标本的图像进行了比较。对构成两属主要鉴别标准的5个主要形态特征(大小、触觉型结构、外壁厚度和外壁结构)进行了重新评价。重新分析表明,点状孢子虫和胼胝质孢子虫都具有圆形到近圆形的腔体,它们的外壁从凹形到凹形不等,它们的大小在24到140µm之间,三层射线的长度在孢子半径的1 / 2到3 / 4之间或更大,外壁的厚度也在1到6µm之间。从形态上看,点状孢子虫与Callumispora属同源,按分类学优先顺序,Callumispora是点状孢子虫的低级同义物。这种同义化避免了过多的分类群名称,从而妨碍了生物地层对比和古生物地理分析。
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引用次数: 0
The micropaleontological collection of the Nature Research Centre (Vilnius, Lithuania): current status and future perspectives 自然研究中心(维尔纽斯,立陶宛)的微古生物学藏品:现状和未来展望
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-12-01 DOI: 10.1016/j.revmic.2025.100874
Darja Dankina, Agnė Venckutė-Aleksienė, Gailė Žalūdienė
The paleontological collection of the Nature Research Centre in Vilnius (Lithuania) is among the oldest and most extensive in the country, both in terms of taxonomic diversity and specimen numbers. Throughout the 20th century, local geologists and paleontologists carried out extensive fieldwork, collecting material from within Lithuania as well as abroad. Thanks to their efforts, the Centre now houses a vast collection encompassing macro-, micro-, and nanofossils that represent a wide range of marine faunal groups. Although the exact number of specimens remains uncertain, archived catalogues suggest that the collection may include up to 200,000 fossils. Here, we present the most significant micropaleontological groups—gastropods, ostracods, foraminifera, acritarchs, acanthodians, and conodonts—illustrated with tables, figures, and supplementary files. Additionally, we provide an overview of the current status of these collections and discuss their future prospects in both scientific research and educational initiatives for schools and the wider public.
维尔纽斯(立陶宛)自然研究中心的古生物收藏是该国最古老和最广泛的收藏之一,无论是分类多样性还是标本数量。在整个20世纪,当地地质学家和古生物学家进行了广泛的田野调查,从立陶宛国内外收集材料。由于他们的努力,该中心现在收藏了大量包括宏观、微观和纳米化石的藏品,这些化石代表了广泛的海洋动物群。尽管标本的确切数量仍不确定,但存档目录显示,这些藏品可能包括多达20万具化石。在这里,我们介绍了最重要的微古生物类群——腹足类、介形类、有孔虫类、刺虫类、棘足类和牙形类,并以表格、图表和补充文件进行了说明。此外,我们还概述了这些藏品的现状,并讨论了它们在科学研究和学校及广大公众教育活动中的未来前景。
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引用次数: 0
Sample and data management of microfossil collections: case of radiolarian specimens at Niigata University, Japan 微化石收集的样本和数据管理:日本新泻大学放射虫标本案例
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-11-17 DOI: 10.1016/j.revmic.2025.100875
Tsuyoshi Ito , Atsushi Matsuoka
In paleontology, the management of sample and specimen information is crucial. In the case of microfossils, a substantial volume of information must be managed due to the typically large number of specimens. This article presents a case of radiolarian specimen management conducted by the authors at Niigata University, Japan. In this system, the collector’s initials and collection date are recorded for each rock sample, serial numbers are assigned to each stub, row and column coordinates are used to identify specimen positions on the stub for scanning electron microscopy, and individual serial numbers are applied to associated photographs and films. This management system emphasizes traceability and facilitates the re-examination and re-photographing of specimens.
在古生物学中,样本和标本信息的管理至关重要。在微化石的情况下,由于典型的大量标本,必须管理大量的信息。本文介绍了作者在日本新泻大学进行的放射虫标本管理的一例。在这个系统中,采集者的姓名首字母和采集日期被记录下来,序列号被分配到每个存根,行和列坐标被用来识别存根上的标本位置,用于扫描电子显微镜,单个序列号被应用到相关的照片和胶片上。该管理体系强调可追溯性,便于标本的复检和重新拍摄。
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引用次数: 0
Dispersal and diversity dynamics of the early Valanginian to late Aptian cosmopolitan benthic foraminifera in time and space 瓦兰吉尼期早期至阿普梯期晚期世界性底栖有孔虫在时空上的扩散与多样性动态
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-11-17 DOI: 10.1016/j.revmic.2025.100879
Masoumeh Gheiasvand , Christian Vérard , Hossein Mosaddegh , Gérard M. Stampfli , Valentin Rineau
A database containing palaeobiogeographical distribution information of fifty species and one subspecies of benthic foraminifera has been created for the early Valanginian to late Aptian interval. The information on the data was collected from published documents. The selected taxa occur in the northern and southern hemispheres. They mainly include infaunal and calcareous taxa. Biodiversity dynamics are interpreted together with sea-level curves, summarized data of seafloor spreading rates and Carbon Isotope Excursions (CIEs), including the Weissert, Faraoni and Selli events. The broad distribution of benthic foraminifera indicates connection between the Gulf of Mexico and the Tethyan, Atlantic, Pacific and Indian Oceans during the Early Cretaceous. In addition, the results demonstrate a large dispersal and high diversity of the studied foraminifera throughout the Weissert event (late Valanginian-early Hauterivian), which may be related to elevated rates of sea-level rise, mean seafloor spreading and crustal production at spreading ridges, as well as increased ridge length, weathering and nutrient fluxes. This is followed by marked stepwise declines in diversity despite continued long-term sea-level rise and possible increase in the connectivity of different basins. Such declines were probably caused by a series of Early Cretaceous severe anoxic events such as the Faraoni and Selli OAEs (Oceanic Anoxic Events).
建立了瓦兰吉尼期早期至阿普提期晚期底栖有孔虫50种和1个亚种的古生物地理分布数据库。有关数据的信息是从已发表的文件中收集的。所选的分类群分布在北半球和南半球。它们主要包括沼泽和钙质分类。结合海平面曲线、海底扩张速率和碳同位素漂移(CIEs)数据,包括Weissert、Faraoni和Selli事件,对生物多样性动态进行了解释。底栖有孔虫的广泛分布表明,早白垩纪墨西哥湾与特提斯、大西洋、太平洋和印度洋之间存在联系。此外,研究结果表明,在整个Weissert事件(valangian晚期- Hauterivian早期)中,所研究的有孔虫分布广泛,多样性高,这可能与海平面上升速度加快、海底平均扩张和扩张脊上的地壳生产以及脊长增加、风化和营养通量增加有关。随后,尽管海平面持续长期上升,不同盆地的连通性可能增加,但多样性明显逐步下降。这种下降可能是由一系列早白垩世严重缺氧事件引起的,如法拉尼和塞利oae(海洋缺氧事件)。
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引用次数: 0
The Foraminifera.eu physical collection 有孔虫。欧盟实物收藏
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-11-10 DOI: 10.1016/j.revmic.2025.100876
Michael Hesemann
The Foraminifera.eu physical collection (FEUCOL) is a curated collection of both fossil and modern foraminiferal specimens, together with associated bulk samples and washed residues. It holds over 214,000 individual specimens and currently includes more than 5000 microcell slides. The emphasis is on complete assemblages, which serve as an environmental archive in space and time. The collection contains no designated type material.
As of July 2025, 6,500 specimens have been photographed, identified, and entered into the Foraminifera.eu Database (FEUDAT). FEUDAT is freely accessible through the Foraminifera.eu website and offers searches across 24 criteria, including taxonomy, morphology, geological age, geographic provenance, and collection related metadata.
The collection is run by the Foraminifera.eu Lab in Hamburg, a non-commercial citizen science initiative led by avocational scientists. Collection growth is project-driven, with contributions from team members, external researchers, and dedicated hobbyists.
有孔虫。欧盟物理收集(FEUCOL)是化石和现代有孔虫标本的精心收集,连同相关的散装样品和洗涤残留物。它拥有超过214,000个个体标本,目前包括5000多个微细胞载玻片。重点是完整的组合,作为空间和时间的环境档案。该集合不包含指定的类型材料。截至2025年7月,已有6500个标本被拍摄、鉴定并进入有孔虫目。欧盟数据库(FEUDAT)。FEUDAT可以通过有孔虫免费访问。Eu网站提供24种标准的搜索,包括分类学、形态学、地质年代、地理来源和收集相关的元数据。这个收藏是由有孔虫管理的。这是一个由业余科学家领导的非商业公民科学倡议。收藏的增长是由项目驱动的,有团队成员、外部研究人员和专门的爱好者的贡献。
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引用次数: 0
Historical foraminiferal collections as a resource for monitoring anthropogenic climate change 历史有孔虫收集作为监测人为气候变化的资源
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-10-22 DOI: 10.1016/j.revmic.2025.100873
Laura J. Cotton , Helena L. Filipsson
Natural history museum collections (NHC) represent an underutilized yet valuable resource for tracking environmental changes and anthropogenic impacts on marine ecosystems. Historical samples, particularly foraminifera collected during marine expeditions from the late 1800s to mid-1900s, offer crucial baseline data pre-dating significant human influence. These collections, often accompanied by oceanographic data, can fill important knowledge gaps regarding past biodiversity, species distribution, and ecosystem health. While challenges such as limited accessibility, uncertain sample histories, and methodological inconsistencies exist, modern analytical approaches, including non-destructive imaging and machine learning, greatly enhance their usability. Here we advocate for the preservation, digitization, and strategic use of historical micropaleontological collections, emphasizing their potential for providing essential long-term ecological insights and supporting conservation and climate mitigation strategies.
自然历史博物馆藏品是一种未被充分利用的宝贵资源,可用于跟踪环境变化和人为对海洋生态系统的影响。历史样本,特别是在19世纪末到20世纪中期的海洋探险中收集的有孔虫,提供了重要的基线数据,早于重大的人类影响。这些收集通常伴随着海洋学数据,可以填补关于过去生物多样性、物种分布和生态系统健康的重要知识空白。虽然存在诸如有限的可访问性,不确定的样本历史和方法不一致等挑战,但现代分析方法,包括非破坏性成像和机器学习,大大提高了它们的可用性。在此,我们提倡对历史微古生物馆藏进行保存、数字化和战略性利用,强调它们在提供重要的长期生态见解和支持保护和气候减缓战略方面的潜力。
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引用次数: 0
Revisiting the Galathea II expedition (1950–1952): Historical Significance and the Foraminiferal Collection at the Natural History Museum Denmark 重游加拉西亚二世探险(1950-1952):丹麦自然历史博物馆的历史意义和有孔虫收藏
IF 1 Q4 PALEONTOLOGY Pub Date : 2025-10-21 DOI: 10.1016/j.revmic.2025.100872
Carlos Edo, Laura Jane Cotton
The Danish Galathea II expedition (1950–1952) was a major milestone in deep-sea exploration, but much of its micropaleontological material has remained unstudied. This paper provides an overview of the expedition and reviews the foraminiferal collection housed at the Natural History Museum Denmark (NHMD), focusing on its composition, curation history, and future research potential. The curated material is organized into four main components: (1) unprocessed and partly sorted sediment residues, (2) large, agglutinated foraminifera (i.e. Xenophyophorea, Komokiacea), (3) taxonomic slide sets prepared by Aksel Nørvang, and (4) assemblage slides mounted by Keith B. Lewis. Together, these include over 3 000 slides from around 200 sampling stations worldwide, spanning a wide range of marine environments from shallow coastal sites to deep-sea settings. Despite being stored for decades without further study, the collection remains in good condition and offers valuable data on foraminiferal diversity from the mid-20th century. This work aims to reintroduce this overlooked archive to the scientific community and highlight its relevance for taxonomy, paleoecology, and historical comparisons.
丹麦加拉西亚二号探险(1950-1952)是深海探险的一个重要里程碑,但其中的许多微古生物学材料仍未得到研究。本文概述了这次考察,并回顾了丹麦自然历史博物馆(NHMD)的有孔虫收藏,重点介绍了其组成、策展历史和未来的研究潜力。整理的材料被组织成四个主要部分:(1)未处理和部分分类的沉积物残留物,(2)大型,凝聚的有孔虫(如Xenophyophorea, Komokiacea), (3) Aksel Nørvang准备的分类幻灯片,(4)Keith B. Lewis安装的组合幻灯片。这些资料包括来自世界各地约200个采样站的3000多张幻灯片,涵盖从浅海沿岸地点到深海环境的各种海洋环境。尽管在没有进一步研究的情况下被储存了几十年,但这些藏品仍然保存完好,并提供了20世纪中期有孔虫多样性的宝贵数据。这项工作旨在向科学界重新介绍这一被忽视的档案,并强调其与分类学、古生态学和历史比较的相关性。
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引用次数: 0
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