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Thomas Ziegler    
Cologne Zoo
Cologne, Germany
11 articles by this author
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New records and an updated checklist ...
Taxonomy & Inventories
New records and an updated checklist of the herpetofauna from Tay Yen Tu Nature Reserve, north-eastern Vietnam
Anh Mai Luong,     Tien Quang Phan,     Truong Quang Nguyen, Tung Thanh Tran, Hien Thu Thi Ngo, Mona van Schingen-Khan,     Thomas Ziegler, Cuong The Pham
10.3897/BDJ.13.e157862
 26-06-2025
 Unique: 1081 | Total: 1326
 Reprint: € 13,00
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New provincial records of the genus Limnonectes ...
Taxonomy & Inventories
New provincial records of the genus Limnonectes (Amphibia, Anura, Dicroglossidae) from South Central, Vietnam
Vien Nguyen,     Tien Phan, Dang Do,     Truong Nguyen,     Thomas Ziegler, Cuong Pham,     Anh Pham
10.3897/BDJ.13.e146098
 30-04-2025
 Unique: 765 | Total: 963
 Reprint: € 8,00
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New record and diet of the endangered ...
Taxonomy & Inventories
New record and diet of the endangered Mau Son Spiny Frog (Quasipaa acanthophora Dubois and Ohler, 2009) in Vietnam
Vien Nguyen,     Anh Pham,     Truong Nguyen, Tung Tran,     Thomas Ziegler, Cuong Pham
10.3897/BDJ.13.e154204
 29-04-2025
 Unique: 726 | Total: 918
 Reprint: € 7,00
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Re-description and dietary ecology of ...
Taxonomy & Inventories
Re-description and dietary ecology of the Hylarana annamitica (Sheridan & Stuart, 2018) (Amphibia: Ranidae) from central Vietnam
    Duong To,     Minh Duc Le, Hang Le, My Phan, Anh Ho,     Truong Nguyen,     Thomas Ziegler,     Anh Pham
10.3897/BDJ.13.e145094
 14-02-2025
 Unique: 838 | Total: 1049
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New record and dietary ecology of a poorly-known ...
Taxonomy & Inventories
New record and dietary ecology of a poorly-known treefrog, Zhangixalus pachyproctus Yu, Hui, Hou, Wu, Rao & Yang, 2019 (Anura, Rhacophoridae) in Vietnam
    Anh Pham, Gam Trinh, Linh Dang, Duyen Duong,     Truong Nguyen,     Minh Duc Le,     Thomas Ziegler
10.3897/BDJ.12.e137528
 05-12-2024
 Unique: 1025 | Total: 1285
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A new species of Leptobrachella Smith ...
Taxonomy & Inventories
A new species of Leptobrachella Smith 1925 (Anura, Megophryidae) from Lai Chau Province, Vietnam
    Chung Hoang, Anh Luong,     Truong Nguyen,     Tao Nguyen, Hoa Ninh, Linh Le,     Thomas Ziegler, Cuong Pham
10.3897/BDJ.12.e136491
 04-11-2024
 Unique: 1407 | Total: 1712
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Integrative taxonomic analyses reveal ...
Taxonomy & Inventories
Integrative taxonomic analyses reveal first country records of Occidozyga shiwandashanensis Chen, Peng, Liu, Huang, Liao & Mo, 2022 and Hylarana latouchii (Boulenger, 1899) (Anura, Dicroglossidae, Ranidae) from Vietnam
Tung Tran,     Chung Hoang, Anh Luong,     Truong Nguyen,     Thomas Ziegler, Cuong Pham
10.3897/BDJ.11.e109726
 13-10-2023
 Unique: 1589 | Total: 2131
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New records and an updated checklist ...
Taxonomy & Inventories
New records and an updated checklist of snakes from Son La Province, Vietnam
Anh Pham,     Thomas Ziegler,     Truong Nguyen
10.3897/BDJ.8.e52779
 17-06-2020
 Unique: 4076 | Total: 5588
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New records of megophryids (Amphibia: ...
Taxonomy & Inventories
New records of megophryids (Amphibia: Anura: Megophryidae) from Son La Province, Vietnam
Anh Pham, Cuong Pham, Lan Doan,     Thomas Ziegler,     Truong Nguyen
10.3897/BDJ.7.e39140
 07-11-2019
 Unique: 3333 | Total: 4864
 Reprint: € 8,00
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New provincial records of skinks (Squamata: ...
Taxonomy & Inventories
New provincial records of skinks (Squamata: Scincidae) from northwestern Vietnam
Anh Pham, Dzung Le, Son Nguyen,     Thomas Ziegler,     Truong Nguyen
10.3897/BDJ.3.e4284
 05-02-2015
 Unique: 5303 | Total: 9289
 Reprint: € 9,00
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New country records of reptiles from ...
Taxonomy & Inventories
New country records of reptiles from Laos
    Vinh Luu,     Truong Nguyen, Thomas Calame, Tuoi Hoang, Sisomphone Southichack, Michael Bonkowski,     Thomas Ziegler
10.3897/BDJ.1.e1015
 10-12-2013
 Unique: 6771 | Total: 11462
 Reprint: € 7,00
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