Taxonomy notes and new occurrence data of four species of atyid shrimp (Crustacea: Decapoda: Atyidae) in Vietnam, all described from China Author Tu, Do Van https://orcid.org/0000-0003-2881-1529 Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam & Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam dovantu.iebr@gmail.com Author von Rintelen, Kristina Museum fuer Naturkunde, Leibniz Institute for Evolution and Biodiversity Science, Berlin, Germany Author Klotz, Werner https://orcid.org/0000-0002-1104-5613 Medizinische Universitaet Innsbruck, Wiesenweg 1, Austria Author Hung Anh, Le Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam & Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam Author Anh Tuan, Tran Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam Author Van Dong, Dang Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam Author Thi Yen, Phan Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam & Hung Vuong University, Nong Trang Ward - Viet Tri City, Vietnam Author Tong Cuong, Nguyen Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Cau Giay, Ha Noi, Vietnam Author Ngoc Khac, Hoang Department of Natural Resources Management, Hanoi University of Natural Resources and Environment, 41 A Phu Dien, North-Tu Liem, Hanoi, Vietnam Author Dang, Phan Doan Institute of Tropical Biology, Vietnam Academy of Science and Technology, Ho Chi Minh, Vietnam Author von Rintelen, Thomas https://orcid.org/0000-0002-6253-3078 Museum fuer Naturkunde, Leibniz Institute for Evolution and Biodiversity Science, Berlin, Germany text Biodiversity Data Journal 2021 2021-09-27 9 70289 70289 http://dx.doi.org/10.3897/BDJ.9.e70289 journal article http://dx.doi.org/10.3897/BDJ.9.e70289 1314-2828-9-e70289 01DBE1C7FA0D538BAE7E2285B60ECFA8

Table 1. The four atyid species with their egg size and distribution in Vietnam.

Species	Egg size (mm)	Distribution in Vietnam
Caridina cantonensis Yu, 1938	0.85-0.95 x 0.55-0.6	Only occurs on Cu Lao Cham, a small Island in north-central Vietnam
Caridina lanceifrons Yu, 1936	0.8-0.9 x 0.5-0.6	Widely distributed in North Vietnam
Caridina serrata Stimpson, 1860	1.0 x 0.6	Only occurs on Cu Lao Cham Island
Neocaridina palmata palmata (Shen, 1948)	1.0-1.1 x 0.7	Confined to the northeast of Vietnam