Contributions on a small collection of the former Subulinidae Fischer & Crosse, 1877 (Eupulmonata, Achatinoidea) with catalogue of the Glessula and Rishetia species recorded from Myanmar Author Man, Nem Sian 0000-0002-4453-734X Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand & Department of Zoology, University of Yangon, University Avenue Road, Kamayut Township 11041, Yangon, Myanmar Author Ablett, Jonathan D. 0000-0002-7277-1934 Department of Life Sciences, The Natural History Museum, Cromwell Road, London SW 7 5 BD, UK Author Lwin, Ngwe 0000-0002-4394-3741 Fauna and Flora International, No. 35, 3 rd Floor, Shan Gone Condo, Myay Ni Gone Market Street, Sanchaung Township, Yangon, Myanmar Author Sutcharit, Chirasak 0000-0001-7670-9540 Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand Author Panha, Somsak 0000-0002-4431-2458 Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand & Academy of Science, The Royal Society of Thailand, Bangkok 10300, Thailand text ZooKeys 2024 2024-07-30 1208 173 239 journal article 300362 10.3897/zookeys.1208.116083 642d54bd-e69f-4732-bb10-6788ecf942f1 PMC11303849 39114566 0215503D-E8B4-4179-89F6-FB2CCC59F37E

Table 2. Comparison of shell morphology among subulinid genera recorded in Myanmar. The superscript numbers are references; 1 = Pilsbry (1906), 2 = Gude (1914), 3 = Godwin-Austen (1920), 4 = Naggs (1994), 5 = Schileyko (1999), and 6 = Budha et al. (2017).

Genus (type species)	Shell shape	Spire	Sculpture		Aperture shape	Columella
			Embryonic whorl	Spire whorl
Allopeas (Bulimus gracilis Hutton, 1834) 5	slender conical	high and gradually attenuated	smooth	striations	vertically broad; oblong	straight
Bacillum (Achatina cassiaca Reeve, 1849) 1	slender conical	high, turreted, and gradually attenuated	striations	obliqued striations or ribs	obliquely narrow; ovate	concave and truncated
Curvella (Curvella sulcata Chaper, 1885) 1, 5	oblong-conical	low or high conical and rapidly attenuated	smooth	equally or irregularly spaced striations or ribs	vertically broad; ovate; oblong	straight
Glessula (Achatina gemma Reeve, 1850) 3, 6	ovate-conical	low conical, and gradually attenuated	smooth or striations	equally spaced of striations; grooves; radial ribs	obliquely narrow or broad; ovate	concave and truncated
Rishetia (Achatina tenuispira Benson, 1836) 3, 6	slender conical	high, turreted, and gradually attenuated	smooth or striations	equally or irregularly spaced striations or ribs	obliquely, narrow; ovate	concave and truncated
Opeas (Helix goodallii Miller, 1822) 1, 5	slender conical	low or high, turreted, and gradually attenuated	smooth	smooth; fine striations and growth lines	vertically narrow; oblong	concave or straight
Paropeas (Bulimus acutissimus Mousson, 1857) 1, 2, 4	slender conical	high, turreted, and gradually attenuated	striations	irregular, dense, fine or coarse striations	obliquely narrow or broad; ovate	concave or straight
Tortaxis (Achatina erecta Benson, 1842) 1	cylindrical to slender conical	high, mostly turreted, narrowly or cylindrically attenuated	smooth	striations and growth lines	vertically narrow; oblong	concave or straight and with spiral fold below
Zootecus (Pupa insularis Ehrenberg, 1831) 5	pupiform	high, broad, and cylindrical	smooth	irregular, dense, fine or coarse striations	obliquely broad; oblong; rounded	straight