Questions About Freshwater and Terrestrial Snails in Thua Thien Hue

Note: + Has distribution

Table II.10. Species composition of terrestrial gastropods at sampling sites in Thua Thien Hue

Scientific name		Location
Scientific name	I	II	III	IV
	Subclass Neritimorpha Koken, 1896
	Order Cycloneritida Frýda, 1998
	1. Hydrocenidae Troschel, 1857
1.	Georissa chrysacme Möllendorff, 1900*	+	+	+	+
	2. Helicinidae Férussac, 1822
2.	Aphanoconia derouledei (Wattebled, 1886)*	+
	Subclass Caenogastropoda Cox, 1960
	Haller Architaenioglossa, 1890
	3. Cyclophoridae Gray, 1847
3.	Alycaeus eydouxi Venmans, 1956*	+
4.	Cyclophorus dodrans fasciatus Kobelt, 1908*	+
5.	Cyclophorus sp .	+
6.	Cyclotus porrectus Möllendorff, 1898	+	+	+
7.	Lagocheilus scissimargo (Benson, 1856)	+	+
8.	Lagochilus sp.	+	+
9.	Leptopoma annamiticum Möllendorff, 1900	+
10.	Opisthoporus beddomei Dautzenberg & Fischer, 1908*	+
11.	Opisthoporus thuathienhuensis DS Do, TC Bui & VN Do, 2020* ♦	+
12.	Platyrhaphe leucacme Möllendorff, 1901*	+	+	+	+
13.	Pterocyclos anguliferus (Souleyet, 1841)*	+	+	+
	4. Diplommatinidae L. Pfeiffer, 1857
14.	Diplommatina sp .	+
	5. Pupinidae Pfeiffer, 1853
15.	Coptocheilus maunautim Bui & Páll-Gergely, 2020* ♦	+
16.	Pollicaria rochebruni (Mabille, 1887)*	+
17.	Pupina artata Benson, 1856	+	+
18.	Pupina douvillei Dautzenberg & Fischer, 1906*	+
19.	Pupina sp .	+	+	+	+
	Subclass Heterobranchia Gray, 1840
	Stylommatophora Schmidt, 1855
	6. Achatinidae Swainson, 1840
20.	Allopeas gracile (Hutton, 1834)	+	+	+	+
21.	Glessula paviei Morlet, 1893	+	+
22.	Lissachatina fulica (Bowdich, 1822)	+	+	+	+
23.	Paropeas achatinaceum (L. Pfeiffer, 1846)		+
24.	Subulina octona (Bruguière, 1789)	+	+	+	+
	7. Agriolimacidae Wagner, 1935
25.	Deroceras laeve (OF Müller, 1774)	+	+
	8. Ariophantidae Godwin-Austen, 1888
26.	Macrochlamys indica Godwin-Austen, 1883	+	+	+	+

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Scientific name		Location
Scientific name	I	II	III	IV
27.	Macrochlamys sp.	+
28.	Megaustenia siamensis (Haines, 1855)	+	+	+	+
29.	Microcystina annamitica (Möllendorff, 1898)		+
30.	Parmarion martensi Simroth, 1893	+	+	+	+
31.	Sesara annamitica (Möllendorff, 1900)*	+	+	+
	9. Camaenidae Pilsbry, 1895
32.	Acusta tourannensis (Souleyet, 1842)	+	+	+	+
33.	Aegista subinflexa (Mabille, 1889)	+	+
34.	Bradybaena similaris (Férussac, 1822)	+	+	+	+
35.	Camaena gabriellae (Dautzenber & d'Hamonville, 1887)*	+
36.	Camaena sp.	+
37.	Camaenella fruhstorferi Möllendorff, 1900*	+
38.	Ganesella acris (Benson, 1859)	+
39.	Plectotropis chondroderma Möllendorff, 1900*	+	+
40.	Trichochloritis insularis (Möllendorff, 1901) *	+
	10. Chronidae Thiele, 1931
41.	Kaliella difficilis Möllendorff, 1900*	+	+	+	+
42.	Kaliella dorri (Wattebled, 1886)*		+
43.	Kaliella tongkingensis Möllendorff, 1901*		+
	11. Clausiliidae Gray, 1855
44.	Oospira haivanensis Bui & Szekeres, 2019* ♦		+
	12. Diapheridae Panha & Naggs, 2010
45.	Sinoennea irregularis (Möllendorff, 1900)*	+
	13. Dyakiidae Gude & BB Woodward, 1921
46.	Quantula tenera (Möllendorff, 1901)	+	+	+
	14. Philomycidae Gray, 1847
47.	Meghimatium pictum (Stoliczka, 1873)
	15. Rhytididae Pilsbry, 1893
48.	Macrocycloides crenulata Yen, 1939	+	+
	16. Streptaxidae Gray, 1860
49.	Discartemon discus (Pfeiffer, 1851)*	+
50.	Gulella bicolor (Hutton, 1834)	+	+
51.	Haploptychius bachmaensis Bui & Do DS, 2019* ♦	+	+
52.	Perrottetia aberrata (Souleyet, 1852)*	+	+	+	+
53.	Perrottetia namdongensis Bui & Do VN, 2019* ♦	+	+
	17. Trochomorphidae Möllendorff, 1890
	Trochomorpha paviei (Morlet, 1885)	+	+
	Order Systellommatophora Pilsbry, 1948
	18. Veronicallidae Gray, 1840
55.	Laevicaulis alte (Férussac, 1822)	+	+	+	+
	Total	49	35	19	14

Note: I. Nam Dong, II. Phu Loc, III. A Luoi, IV. Phong Dien, +: distributed

Table II.11. Conservation status of freshwater gastropods in Thua Thien Hue

Species composition	Conservation status
	Subclass Caenogastropoda Cox, 1960
	1. Ampullariidae Gray, 1847
1.	Pila scutata	LC
2.	Pila virescens	-
3.	Pomacea canaliculata	LC
	2. Viviparidae Gray, 1847
4.	Angulyagra boettgeri	DD
5.	Angulyagra polyzonata	LC
6.	Cipangopaudina lecythoides	LC
7.	Filopalidina martensi	LC
8.	Filopaludinium sumatrensis	LC
9.	Sinotaia quadrata	LC
	3. Pachychilidae Troschel, 1857
10.	Sulcospira dakrongensis	LC
11.	Sulcospira tourannensis	LC
	4. Thiaridae Gray, 1847
12.	Melanoides tuberculata	LC
13.	Mieniplotia scabra	LC
14.	Tarebia granifera	LC
	5. Bithyniidae Walker, 1927
15.	fuchsia	LC
16.	Parafossarulus manchouricus	-
	Subclass Heterobranchia Gray, 1840
	6. Bulinidae Baker, 1945
17.	Indoplanorbis exustus	LC
	7. Planorbidae Gray, 1840
18.	Gyraulus convexiusculus	LC
19.	Polypylis hemisphaerula	LC
	8. Lymnaeidae Gray, 1842
20.	Radix plicatula	LC

Note: -: Species not yet assessed in IUCN Red List, LC: Least concern, DD: Insufficient data for assessment, *: Endemic to Vietnam.

APPENDIX III. DIRECT INTERVIEW FORM

UNIVERSITY OF EDUCATION FACULTY OF BIOLOGY

HUE UNIVERSITY

Number of votes:……

Survey date:....../…../20....

DIRECT INTERVIEW FORM

ON THE CURRENT STATUS OF GASTROFOOT MOLLUSCS IN FRESHWATER AND TERRESTRIAL IN THUA THIEN HUE

To complete the doctoral thesis: "Gastropod Mollusca (Mollusca: Gastropoda) in freshwater and terrestrial Thua Thien Hue", the doctoral student, looks forward to receiving your cooperation and assistance in answering the questions below. I hereby commit that this information is completely confidential, only serves the research purpose of the thesis, and will not be used for other purposes!

I. Personal information

1. Name of interviewee: ........................................Gender: ........................ Ethnicity ......................Age.......................Place of birth.................................................

2. What is your current job?

................................................................ ................................................................ ...................................

3. What is your permanent address?

................................................................ ................................................................ ...................................

4. What is your educational background?

Postgraduate, University/College, High School, Middle School Other: …………

II. Questions about freshwater and terrestrial snails in Thua Thien Hue

5. Please fill in the information in Table 1 and Table 2 to inform about the purpose of use, pests, and prices of freshwater and terrestrial snails in the locality that you know?

Table 1. Species names, uses, pests and prices of freshwater snails in Thua Thien Hue

Species name	Make food		Medicine	Harmful		Buying - selling price/1kg	Note
Species name	For people	Give object feed	Medicine	Plant damage plant	Dirty lips school	Buying - selling price/1kg	Note
1	..........................................
2	..........................................
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25	Total

Note: Check (+) the box to choose food, medicine or harmful

Table 2. Species names, uses, pests and prices of land snails in Thua Thien Hue

Species name	Make food		Medicine	Harmful		Buying - selling price/1kg	Note
Species name	For people	Give object feed	Medicine	Plant damage plant	Dirty lips school	Buying - selling price/1kg	Note
1	..........................................
2	..........................................
3	..........................................
4	..........................................
5	..........................................
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24	..........................................
25	Total

Note: Check (+) the box to choose food, medicine or harmful

6. Could you tell me how to prepare dishes from freshwater snails and land snails?

................................................................ ................................................................ ...................................

7. Could you tell me the method of processing freshwater snails and land snails for medicine?

................................................................ ................................................................ ...................................

8. What is the best time to collect freshwater snails and land snails? Rainy season Dry season

No collection Other: ………….......

9. What is the best time to collect freshwater snails and land snails? Early morning Noon Afternoon

Other Evening: ………….......

10. Could you tell us about the situation of collecting freshwater snails and land snails? Continuously throughout the year Not continuously throughout the year

Other: …………......

11. How many people did you collect freshwater snails and land snails with? Less than 5 people From 5-10 people

From 10-15 people Over 15 people

12. How much snails do you catch each time? Under 1 kg/person From 1-2 kg/person

From 2-3 kg/person Over 3 kg/person

13. Could you tell us about the change in the number of freshwater and terrestrial snails collected over the years?

Decreased over the years Increased over the years No change Other.......................

14. Do you know if there is any facility for breeding freshwater and terrestrial snails? No research yet No facility for breeding

Have other breeding facilities: ………….......

15. Do you destroy harmful freshwater and terrestrial snails? Do not destroy Yes destroy

Not interested Other: ………….......

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