With the two recently recorded species by Dr. Michael van der Poorten known butterfly fauna of Sri Lanka consists of 245/246 species. 20 out of them are endemic to the island.          
 
Gamage Rajika (2007) An Illustrated guide to the Butterflies of Sri Lanka 
Gamage Rajika (2008) Samanalunta enna kiyamu (Text in Sinhala), Author Publication.
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1 | 
LC | |
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2 | 
EN | |
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3 | 
LC | |
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4 | 
Spot Swordtail (Pathysa nomius nomius) | 
VU | 
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5 | 
LC | |
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6 | 
LC | |
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7 | 
LC | |
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8 | 
EN | |
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9 | 
LC | |
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10 | 
VU | |
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11 | 
LC | |
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12 | 
VU | |
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13 | 
LC | |
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14 | 
LC | |
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15 | 
Common Birdwing /Ceylon Birdwing (Troides darsius) | 
LC | 
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16 | 
LC | |
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17 | 
LC | |
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18 | 
Plain Puffin (Appias indra narendra) | 
CR | 
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19 | 
LC | |
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20 | 
LC | |
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21 | 
LC | |
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22 | 
LC | |
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23 | 
LC | |
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24 | 
Orange Migrant (Catopsilia scylla) | 
LC | 
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25 | 
Lesser Gull (Cepora nadina cingala) | 
CR | 
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26 | 
LC | |
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27 | 
LC | |
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28 | 
VU | |
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29 | 
NT | |
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30 | 
VU | |
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31 | 
Large Salmon Arab (Colotis fausta fulvia) | 
VU | 
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32 | 
LC | |
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33 | 
LC | |
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34 | 
LC | |
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35 | 
LC | |
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36 | 
VU | |
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37 | 
VU | |
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38 | Great Orange Tip/Giant Orange Tip (Hebomoia glaucippe ceylonica) | 
LC | 
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39 | 
LC | |
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40 | 
LC | |
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41 | 
LC | |
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42 | 
LC | |
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43 | Painted Sawtooth (Prioneris sita) | 
EN | 
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44 | 
LC | |
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45 | 
EN | |
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46 | 
LC | |
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47 | Common Castor (Ariadne merione taprobana) | 
VU | 
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48 | 
VU | |
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49 | 
LC | |
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50 | 
NT | |
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51 | 
NT | |
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52 | 
LC | |
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53 | 
LC | |
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54 | 
LC | |
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55 | 
LC | |
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56 | 
VU | |
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57 | 
Autumn Leaf (Doleschallia bisaltide ceylonica) | 
EN | 
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58 | 
LC | |
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59 | 
LC | |
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60 | 
Ceylon Palmfly (Elymnias singala) | 
EN | 
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61 | 
LC | |
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62 | 
LC | |
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63 | 
EN | |
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64 | 
NT | |
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65 | 
LC | |
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66 | 
VU | |
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67 | 
LC | |
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68 | 
LC | |
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69 | 
VU | |
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70 | 
VU | |
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71 | 
LC | |
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72 | 
LC | |
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73 | 
Yellow Pansy (Junonia hierta) | 
CR | 
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74 | 
LC | |
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75 | 
LC | |
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76 | 
NT | |
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77 | 
Blue Oak Leaf  (Kallima philarchus philarchus) | 
EN | 
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78 | 
LC | |
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79 | 
EN | |
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80 | 
EN | |
| 
81 | 
Ceylon Forester  (Lethe dynsate) | 
EN | 
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82 | 
EN | |
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83 | Beak (Libythea celtis lepitoides) | 
EN | 
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84 | 
VU | |
| 
85 | 
LC | |
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86 | 
NT | |
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87 | 
LC | |
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88 | 
LC | |
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89 | 
LC | |
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90 | 
LC | |
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91 | 
EN | |
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92 | 
LC | |
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93 | 
LC | |
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94 | 
LC | |
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95 | 
LC | |
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96 | 
NT | |
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97 | 
LC | |
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98 | 
EN | |
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99 | 
LC | |
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100 | 
CR | |
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101 | 
LC | |
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102 | 
LC | |
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103 | 
VU | |
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104 | 
EN | |
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105 | 
LC | |
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106 | 
NT | |
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107 | Painted Lady (Vanessa cardui) | 
VU | 
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108 | 
EN | |
| 
109 | 
NT | |
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110 | 
LC | |
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111 | 
EN | |
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112 | 
EN | |
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113 | 
LC | |
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114 | 
NT | |
| 
115 | 
LC | |
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116 | 
EN | |
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117 | 
LC | |
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118 | 
Centaur Oakblue (Arhopala pseudocentaurus pirama) | 
LC | 
| 
119 | 
Ormiston's Oakblue  (Arhopala ormistoni) | 
CR | 
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120 | 
LC | |
| 
121 | 
Bright Babul Blue (Azanus ubaldus) | 
CR | 
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122 | Plane (Bindahara phocides) | 
EN | 
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123 | 
LC | |
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124 | 
LC | |
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125 | 
EN | |
| 
126 | 
CR | |
| 
127 | 
LC | |
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128 | 
CR | |
| 
129 | 
VU | |
| 
130 | 
LC | |
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131 | 
LC | |
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132 | 
LC | |
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133 | 
LC | |
| 
134 | 
VU | |
| 
135 | 
LC | |
| 
136 | 
LC | |
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137 | 
LC | |
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138 | 
LC | |
| 
139 | 
Blue Onyx/Common Onyx (Horaga onyx cingalensis) | 
CR | 
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140 | Brown Onyx (Horaga albimacula viola) | 
CR | 
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141 | 
LC | |
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142 | 
CR | |
| 
143 | 
NT | |
| 
144 | 
LC | |
| 
145 | 
LC | |
| 
146 | 
LC | |
| 
147 | 
VU | |
| 
148 | 
VU | |
| 
149 | 
LC | |
| 
150 | 
LC | |
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151 | 
LC | |
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152 | 
LC | |
| 
153 | 
Rounded 6-Lineblue (Nacaduba berenice ormistoni) | 
DD | 
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154 | 
EN | |
| 
155 | 
Dark Ceylon 6-Lineblue (Nacaduba calauria toxopeus) | 
DD | 
| 
156 | 
NT | |
| 
157 | 
Transparent 6-Lineblue (Nacaduba kurava prominens) | 
VU | 
| 
158 | 
Woodhouse's 4-Lineblue  (Nacaduba ollyetti) | 
CR | 
| 
159 | 
NT | |
| 
160 | 
Pale Ceylon 6-Lineblue  (Nacaduba sinhala) | 
VU | 
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161 | 
LC | |
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162 | 
EN | |
| 
163 | 
White Southern Royal/White Royal (Pratapa deva deva) | 
EN | 
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164 | 
LC | |
| 
165 | 
LC | |
| 
166 | 
White-tipped Lineblue (Prosotas noreia noreia) | 
EN | 
| 
167 | Indian Red Flash (Rapala iarbus sorya) | 
DD | 
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168 | 
Malabar Flash (Rapala lankana) | 
CR | 
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169 | 
LC | |
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170 | 
VU | |
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171 | 
LC | |
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172 | 
LC | |
| 
173 | 
Scarce Shot Silverline (Spindasis lunulifera fairliei) | 
DD | 
| 
174 | 
Green’s Silverline (Spindasis greeni) | 
CR | 
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175 | 
LC | |
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176 | 
VU | |
| 
177 | 
DD | |
| 
178 | 
VU | |
| 
179 | 
LC | |
| 
180 | 
LC | |
| 
181 | 
Ceylon Indigo Royal  (Tajuria arida) | 
CR | 
| 
182 | 
LC | |
| 
183 | 
Plains Blue Royal (Tajuria jehana ceylonicas) | 
CR | 
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184 | 
LC | |
| 
185 | 
EN | |
| 
186 | 
LC | |
| 
187 | 
EN | |
| 
188 | 
EN | |
| 
189 | Singalese Hedge Blue (Udara singalensis) | 
EN | 
| 
190 | 
LC | |
| 
191 | 
VU | |
| 
192 | 
LC | |
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193 | 
LC | |
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194 | 
LC | |
| 
195 | 
LC | |
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Family:
  Riodinidae | ||
| 
196 | Plum Judy (Abisara echerius prunosa) | 
LC | 
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Family: Hesperiidae | ||
| 
197 | 
LC | |
| 
198 | 
LC | |
| 
199 | 
Paint Brush Swift (Baoris penicillata) | 
CR | 
| 
200 | 
VU | |
| 
201 | 
Orange-Tailed Awl (Bibasis sena sena) | 
EN | 
| 
202 | 
LC | |
| 
203 | 
Branded  Orange Awlet (Bibasis  oedipodea ataphus) | 
EN | 
| 
204 | 
VU | |
| 
205 | 
CR | |
| 
206 | 
Ceylon Golden Angle (Caprona alida lanka) | 
CR | 
| 
207 | 
LC | |
| 
208 | 
VU | |
| 
209 | 
LC | |
| 
210 | 
VU | |
| 
211 | 
NT | |
| 
212 | 
CR | |
| 
213 | 
VU | |
| 
214 | 
African Marbled Skipper (Gomalia elma albofasciata) | 
CR | 
| 
215 | 
EN | |
| 
216 | 
EN | |
| 
217 | 
EN | |
| 
218 | 
LC | |
| 
219 | White Banded Awl (Hasora taminatus taminatus) | 
NT | 
| 
220 | 
LC | |
| 
221 | 
LC | |
| 
222 | 
VU | |
| 
223 | 
VU | |
| 
224 | 
VU | |
| 
225 | 
NT | |
| 
226 | 
NT | |
| 
227 | 
NT | |
| 
228 | 
VU | |
| 
229 | 
NT | |
| 
230 | 
Large Branded Swift (Pelopidas thrax subochracea) | 
VU | 
| 
231 | 
LC | |
| 
232 | 
DD | |
| 
233 | 
Common  Dart (Potanthus  pseudomaesa) | 
VU | 
| 
234 | 
NT | |
| 
235 | 
LC | |
| 
236 | 
LC | |
| 
237 | 
EN | |
| 
238 | 
LC | |
| 
239 | 
Water Snow Flat (Tagiades litigiosa ceylonica) | 
VU | 
| 
240 | 
EN | |
| 
241 | 
LC | |
| 
242 | 
VU | |
| 
243 | 
NT | |
| 
244 | 
EN | |
| 
245 | 
LC | 
References and Literature cited:
Gamage Rajika (2008) Samanalunta enna kiyamu (Text in Sinhala), Author Publication.
Ormiston  W. (1924) The Butterflies of Ceylon, H.W.Cave & Co., Colombo Delhi 
d' Abrera Bernard (1998) The Butterflies of Ceylon Colombo. 
Banks John & Judy (1985) A Selection of the Butterflies of Sri Lanka, Lake House Investments, Colombo Stamford 
Woodhouse L.G.O. (1950) The Butterfly Fauna of Ceylon Ceylon Colombo 
Perera W.P.N. & Bambaradeniya C.N.B. (2006) Species richness, distribution and conservation status of butterflies in Sri Lanka IN: The fauna of Sri lanka Sri lanka 
Ranasinghe Douglas (2008) Asirimath Samanala Lokaya (Text in Sinhala), Author Publication.
Ranasinghe Douglas (2008) Asirimath Samanala Lokaya (Text in Sinhala), Author Publication.
 
