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Journaf of Threatened Taxa | www.threatenedtaxa.org | 26 March 2016 | 8(3): 8596–8601

Mofst temperate forest butterfffes of western Bhutan

Arun P. Sfngh ISSN 0974-7907 (Onffne) Short ISSNCo m0974-7893 munfcatfon (Prfnt) Forest Entomofogy Dfvfsfon, Forest Research Insftute, P.O. New Forest, Dehradun, Utarakhand 248006, Indfa [email protected], [email protected] OPEN ACCESS

Abstract: Random surveys were carrfed out fn mofst temperate forests carrfed out fn ‘mofst temperate forests’ at efevafons (1,860–3,116 m) around Bunakha Vfffage and Dochufa Pass, near Thfmphu fn western Bhutan, recordfng 65 specfes of buterffes. Of rangfng from 1860–3116 m fn the western part of these, 11 specfes, vfz., Strafghtwfng Bfue Orthomfeffa ponfs ponfs Bhutan around Dochufa Pass on the way to Punakha Efwes, Sfate Royaf Maneca bhotea bhot ea Moore, Duff Green Hafrstreak from Thfmphu and afso around Chukha-Bunakha vfffages Esakfozephyrus fcana Moore, Yeffow Woodbrown Lethe nfcetas Hewftson, Smaff Sffverfork Zophoessa jafaurfda efwesf Moore, Scarce afong the Wang Chu Rfver catchment, whfch ffe enroute Labyrfnth, Neope pufahfna (Evans), Chumbf Waff Chonafa masonf from Thfmphu to Phuntshoffng durfng fate-sprfng, pre- Efwes, Pafe Hockeysfck Saffer Nepfs manasa manasa Moore and monsoon, monsoon, post-monsoon seasons durfng Whfte Commodore Parasarpa dudu dudu Westwood, are restrfcted to the eastern Hfmafaya, northeastern Indfa and Myanmar. Two other 2009–2013 (Image 1). specfes, Tawny Mfme Chfasa agestor agestor (Gray) and Hfmafayan Spoted Ffat Cefaenorrhfnus munda Moore have been onfy rarefy Materfafs and Methods recorded from Bhutan and a few fndfvfduafs of the rare Bhutan Gfory Bhutanffs ffdderdafef Atkfnson were afso recorded near Bunakha. Study sftes and vegetafon The study was carrfed out fn typfcaf forest types at Keywords : Bfodfversfty hotspot, Bhutanffs ffdderdafef, Bunakha, dfferent afftudes. The frst sfte of the study was the Dochufa Pass, eastern Hfmafaya, Ha Chu Rfver, Lepfdoptera, Wang Chu Rfver. forest around Dochufa Pass (Image 1,sfte-I; 3116m) whfch fs focated on the way to Punakha town from Thfmphu whfch fs a mofst temperate confferous forest, domfnated by Tsuga dumosa mfxed wfth Rhododendron spp. and Bhutan, part of the Hfmafayan bfodfversfty hotspot, many broad feaved specfes such as Acer sp., Castonopfs fs home to an esfmated 750 specfes of buterffes (Sfngh sp., etc. and thfs pass descends down to the Royaf & Pandey 2004). Very recentfy, eforts have been made Botanfcaf Garden at Lampere. The fandmarks around to document the buterfy dfversfty of thfs regfon (Poef & the Dochufa pass fncfude 108 Druk Wangyaf Khang Zhang Wangchuk 2007; Sfngh 2012; Wangdf et af. 2012, 2013; Chortens or Stupas. The second sfte was the forest Wangdf & Sherub 2012a,b; Sfngh & Chfb 2014; Tsherfng habftat from Chukha to Bunakha vfffage unff Tanafum 2015). However, fnformafon generated on buterffes of check post (27 004’30.1”–27 013’55.9”N & 89 029’11.5”– thfs regfon fs far from compfete. Random surveys were 89 033’58.1”E). The vegetafon fn and around Bunakha

DOI : htp://dx.dof.org/10.11609/jot.2297.8.3. 8596-8601 | ZooBank: urn:fsfd:zoobank.org:pub:AA79CEF0-17C0-45FB-A6A9-1D6152D472C6

Edftor: George Mathew, KFRI, Peechf, Indfa. Date of pubffcafon: 26 March 2016 (onffne & prfnt)

Manuscrfpt detaffs: Ms # 2297 | Recefved 14 September 2015 | Ffnaf recefved 08 February 2016 | Ffnaffy accepted 12 March 2016

Cftafon: Sfngh, A.P. (2016). Mofst temperate forest buterffes of western Bhutan . Journaf of Threatened Taxa 8(3): 8596–8601 ; htp://dx.dof.org/10.11609/ jot.2297.8.3. 8596-8601

Copyrfght: © Sfngh et af. 2016 . Creafve Commons Atrfbufon 4.0 Internafonaf Lfcense. JoTT affows unrestrfcted use of thfs arfcfe fn any medfum, reproducfon and dfstrfbufon by provfdfng adequate credft to the authors and the source of pubffcafon.

Fundfng: Indfan Councff of Forestry Research & Educafon (ICFRE), Dehradun.

Conffct of Interest: The author decfares no compefng fnterests

Acknowfedgments: I am thankfuf to Monsoon Jyof Gogof and Motokf Safto for thefr hefp fn fdenffcafon of buterffes.

8596 Buterffes of western Bhutan Sfngh

Sfte -I

Image 1. Locafon of mofst temperate forest study sftes: sfte I-Dochufa Pass & sfte II-Bunkha Vfffage fn western Sfte -II Bhutan. (Source: htp://www.comap.ca/ kmfand/dfspfay.php?ID=315)

(1,860–2,580 m; Image 1 , sfte-II) up to hfgher efevafons the buterffes encountered whffe wafkfng afong the fs domfnated by Popufus gambfef, Acer compbeffff, hfghway and a traff gofng down to the rfver Wang Chu Afnus nepafensfs, Pfnus wafffchfana communfty. The were noted and photographed for fdenffcafon. vegetafon varfes from broad-feaved to evergreen-oak pfne forests. The common tree specfes recorded fn Idenffcafon of buterffes thfs area are Afnus nepafensfs, Acer campbefff , Carpfnus Idenffcafon of buterffes was done wfth the hefp vfmfnea, Jugfans regfa, Quercus gfauca , Rhododendron of fefd gufdes (Evans 1932; Wynter-Bfyth 1957; Harfbaf arboreum , Sympfocos ramfsfssfma , Pfnus wafffchfana 1992; Smfth 1989, 2006; Kehfmkar 2008) as weff as and Pfcea spfnufosa . Other fmportant tree specfes web resources (htp://www.ffoundbuterffes.org/ and are Benthamfdfa capftatum, Carpfnus fagfnea, Ceffs htp://futers.org/). Photographs were compared tetrandra, Corfarfa nepafensfs, Cornus capftata, Coryfus wfth the specfmens at Nafonaf Forest Insect Reference ferox, Dysoxyfum bfnectarfferum, Lfndera assamfca, Coffecfon at Forest Research Insftute, Dehradun, Indfa. Lyonfa ovafffoffa, Persea duthef, Popufus gambfef, Saffx obscura, Torfcefffa fffffoffa, Vfburnum muffaha and Resufts and Dfscussfon Zanthoxyfum sp. A totaf of 65 specfes were recorded durfng these short surveys from the two sftes that are ffsted fn the Sampffng Appendfx. Buterffes recorded fn thfs study befonged Observafons were recorded durfng day fme (10:30– to fve famfffes. Maxfmum number of specfes 15:00 hr) around Dochufa Pass (sfte-I) by trekkfng down were from Nymphaffdae, foffowed by Lycaenfdae, to the Royaf Botanfcaf Garden at Lampere on 08 Jufy Pferfdae, Papfffonfdae and Hesperffdae. Most of 2009 (monsoon season). Surveys were afso carrfed out the coffecfons were from Bunakha except for nfne fn and around Chukha-Tsfmasham-Bunakha Vfffage (Sfte- specfes (Gofden Sapphfre Heffophorus brahma , Green II) by trekkfng afong the hfghway up to Tafaffum check Sapphfre Heffophrous androcfes , Duff Green Hafrstreak post before Chapcha whffe movfng towards Thfmphu. Esakfozephyrus fcana , Sfate Royaf Maneca bhotea, Surveys fn sfte-II were carrfed out (10:00–15:00 hr) on Yeffow Woodbrown Lethe nfcetas, Chumbf Waff Chonafa 12–14 and 16 May 2009 (pre-monsoon season when masonf , Scarce Labyrfnth Neope pufahfna , Smaff day fme temperatures varfed between 17.8–20 0C and Sffverfork Zophoessa jafaurfda efwesf and Bfue Pansy refafve humfdfty varfed between 71–78 %), 09 Jufy 2009 Junonfa orfthfya ) whfch were recorded from Dochufa (monsoon season), 27–28 Aprff 2011 (fate sprfng season) onfy. The reason for the few records befng overcast and and 21-22 September 2012 (post monsoon season). Aff cofd weather condffons prevafffng at Dochufa Pass on

Journaf of Threatened Taxa | www.threatenedtaxa.org | 26 March 2016 | 8(3): 8596–8601 8597 Butterflies of western Bhutan Singh the day of survey. Besides, a few individuals (3+) of the at Forest Research Institute, Dehradun. Not reported rare Bhutan Glory, Bhutanitis lidderdaleiAtkinson (listed earlier from Bhutan. in CITES-Appendix II) were also recorded at Tsimasham 4. Dull Green Hairstreak Esakiozephyrus icana near Bunakha on 22 September 2012. Of the various Moore (Image 5). species recorded in this study, the following were of Two individuals of this species were recorded feeding interest being mainly new records for Bhutan. on the wet ground along the road below Dochula Pass 1. Tawny Mime Chiasa agestor agestor (Gray) in Bhutan. This is probably the eastern most record of (Image 2). this species in the Himalaya. It occurs in western and One individual was photographed perched on central Nepal from 1,850–2,636 m from June to August Coriaria nepalensis shrub in a forest dominated by as reported by Smith (1989). Evans (1932) reported it to Quercus glauca trees along the highway near Bunakha be ‘rare’ from Kullu to Kumaon. Also occurs in western on 14 May 2009. This sub-species was reported as China (Smith 1989). Its range in the Himalaya extends ‘not rare’ from Sikkim to Dawnas (Myanmar) by Evans from Himachal Pradesh to Uttarakhand as per Kehimkar (1932). Wynter-blyth (1957) reported it from clearings (2008). Not reported earlier from Bhutan. in oak forests during early April in the eastern Himalaya 5. Yellow Woodbrown Lethe nicetas Hewitson Smith (1989) reported it from central to western Nepal. (Image 6). Recorded from Linza in Tholung Valley in light wooded One individual was recorded on 08 July 2009 below country in Sikkim by Haribal (1992). The species was Dochula Pass along the road side vegetation. Both Evans reported by Kehimkar from Himalaya and hills of (1932) and Wynter-blyth (1957) found this species northeastern India (2008) between 1,200–2,590 m. No to be ‘not rare’ from Kullu to Arunachal Pradesh and earlier records from Bhutan. Manipur. Poel & Wangchuk (2007) found it to be ‘fairly 2. Straightwing Blue Orthomiella pontis pontis common’ between 1,700–2,600 m along the forest trails, Elwes (Image 3). occasionally visiting sweaty shoes in Bhutan. Haribal A few individuals were recorded on wet mud on the (1992) found it ‘rare’ in Sikkim. Recorded as uncommon highway near Bunakha Village (n=3) and in Bunakha from 1860–2800 m during July and November in Nepal Village (n=4) on 13 May 2009 and also on 28 April by Smith (1989). Its range extends from Himachal 2011. Evans (1932) reported this species from Sikkim, Pradesh to Arunachal Pradesh, northeastern India, northeastern India and Myanmar including Arunachal Nepal, Bhutan and Myanmar as per Kehimkar (2008). Pradesh. It prefers dense jungle between 900–1800 m 6. Small Silverfork Zophoessa jalaurida elwesi from March to June and is ‘very local’ from Sikkim to Moore (Image 7). Assam and northern Myanmar as reported by Wynter- One individual was recorded on herbaceous Blyth (1957). Smith (1989) recorded it from Nepal vegetation along the road below Dochula Pass on 08 July between 1,950–2,040 m during April. Not reported 2009. Haribal (1992) found it in Sikkim between 2,000– earlier from Bhutan. 3,000 m on slopes covered with bamboo whereas it is 3. Slate Royal Maneca bhotea bhotea Moore (Image ‘not rare’ in Sikkim as per Evans (1932). Also occurs from 4). east to central Nepal as ‘local’ but ‘not rare’ between One individual was reported nectaring on flowers on 2700–3840 m from July to September as recorded 8 July 2009, about 1km before Dochula from Thimphu by Smith (1989). A female collected by Ollenbach on along the side of the road. Tytler (1925) recorded it during 11 September 1915 at Tendong, Sikkim is kept in the June–July from Kabru Peak and Suroifui in Manipur National Insect Collection at Forest Research Institute, between 2,400–2,700 m and also Sikkim. Evans (1932) Dehradun. Sub-species elwesi not reported earlier from reports it to be a rare species from Sikkim to Assam. Bhutan. Wynter-blyth (1957) found it to be ‘rare’ from Darjeeling 7. Scarce Labyrinth Neope pulahina (Evans) (Image to Assam during May–July, in October in Naga Hills and 8). during January in Khasi Hills. The species is ‘very rare’ One individual was recorded feeding on animal in central Nepal between 2,484–2,700 m during May– refuse along the road below Dochula Pass on 8 July 2009. June and is ‘rare’ in Sikkim and Assam according to Smith A rare species found from Sikkim to Arunachal Pradesh, (1989). Khanal et al. (2013) collected four specimens Manipur, Nepal, Bhutan and Myanmar between 1,200– from central Nepal between 2,484–2,730 m. A male 2,800 m from May–July as per Evans (1932), Smith collected by Ollenbach from Darjeeling, West Bengal (1989), Haribal (1992), and Kehimar (2008). A female on 13 June 1909 is kept in National Insect Collection collected by Ollenbach on 27 June 1904 from Darjeeling,

8598 Journal of Threatened Taxa | www.threatenedtaxa.org | 26 March 2016 | 8(3): 8596–8601 Butterflies of western Bhutan Singh

Image 7. Small Silverfork Zophoessa jalaurida elwesi Moore Image 5. Dull Green Hairstreak Image 6. Yellow Woodbrown Lethe nicetas Esakiozephyrus icana Moore Hewitson

Image 10. Pale Hockeystick Sailer Neptis manasa manasa Moore

Image 8. Scarce Labyrinth Neope pulahina (Evans) Image 9. Chumbi Wall Chonala masoni Elwes

Image 11. White Commodore Parasarpa dudu dudu Westwood Image 12. Himalayan Spotted Flat Celaenorrhinus munda Moore

Journal of Threatened Taxa | www.threatenedtaxa.org | 26 March 2016 | 8(3): 8596–8601 8599 Butterflies of western Bhutan Singh

West Bengal is kept in the National Insect Collection earlier from Bhutan. at Forest Research Institute, Dehradun. Not reported Observations made in this study indicate that the earlier from Bhutan. moist temperate forests in western Bhutan is home to a 8. Chumbi Wall Chonala masoni Elwes (Image 9). number of rare and perhaps threatened species that are One individual was noted sucking salt from a rock restricted to the eastern Himalaya, northeastern India along the road below Dochula Pass on 8 July 2009. Evans and Myanmar. Further studies are needed to unveil (1932) reported it to be ‘not rare’ from Sikkim to Bhutan. the rich butterfly diversity existing in these little known Haribal (1992) reported it from Upper Teesta Valley in forests. Sikkim. Also recorded in August from Mayodia Pass (~2,200m) in Dibang Valley District, Arunachal Pradesh References by the author (unpublished). Not reported earlier from Bhutan. Evans, W.H. (1932). The Identification of Indian Butterflies-2nd Edition. Bombay Natural History Society, Bombay, 454pp. 9. Pale Hockeystick Sailer Neptis manasa manasa Gogoi, M.J. (2012). Butterflies (Lepidoptera) of Dibang Valley, Mishmi Moore (Image 10). Hills, Arunachal Pradesh, India. Journal of Threatened Taxa 4(12): 3137–3160; http://dx.doi.org/10.11609/JoTT.o2975.3137-60 One individual was noted on the road side rocks Haribal, M. (1992). Butterflies of Sikkim Himalaya and their Natural sucking salts on wet sand along the bridge below History. Sikkim Nature Conservation Foundation, Gangtok, Sikkim, Chaukha. Evans (1932) reports it to be ‘very rare’ from India, 217pp. Kehimkar, I. (2008). The Book of Indian Butterflies. BNHS, Oxford Sikkim to Shan states in Myanmar while Smith (1989) University. Delhi Press, 497pp. reported it from Kathmandu Valley in central Nepal Khanal, B., M.K. Chalise & G.S. Solanki (2013). Threatened butterflies where it was very rare during May–June between 1,800– of central Nepal. Journal of Threatened Taxa 5(11): 4612–4615; http://dx.doi.org/10.11609/JoTT.o2825.4612-5 2,372 m. Also recorded in Mishmi Hills in lower Dibang Singh, A.P. & R. Pandey (2004). A model for estimating butterfly Valley, Aunachal Pradesh in June by Gogoi (2012). Khanal species richness of areas across the Indian Sub-Continent: species et al. (2013) collected five specimens from central Nepal proportion of family papilionidae as an indicator. Journal Bombay Natural History Society 101(1):79–89. between 1,520–2,151 m. Singh, A.P. (2012). Lowland forest butterflies of the Sankosh River 10. White Commodore Parasarpa dudu dudu catchment, Bhutan. Journal of Threatened Taxa 4(12): 3085–3102; Westwood (Image 11) http://dx.doi.org/10.11609/JoTT.o2625.3085-102 Singh, I.J. & M. Chib (2014). A preliminary checklist of butterflies One individual was noted drinking salt from wet (Lepidoptera: Rhophalocera) of Mendrelgang, Tsirang District, sand from eroded rocks along the river bridge (1800m) Bhutan. Journal of Threatened Taxa 6(5): 5755–5768; http://dx.doi. near Chaukha. Evans (1932) reports it as a ‘rare’ species org/10.11609/JoTT.o3675.5755-68 Smith, C. (1989). Butterflies of Nepal (Central Himalaya). Tecpress occurring from Sikkim to Shan States in Myanmar. Service L.P., Bangkok, 352pp. Wynter-Blyth (1957) and Smith (1989) reported it from Smith, C. (2006). Illustrated Checklist of Nepal’s Butterflies. Craftsman press, Bangkok, 129pp. central Nepal during April-May and July-October up to Tshering, N. (2015). An annotated checklist of Butterflies from Royal Sikkim, hills of northeastern India up to southern Shan Manas National Park, Gelephu, Bhutan. Spring 5: 1–9. States, Formosa and Hongkong and in Sikkim between Poel, P. van der & T. Wangchuk (2007). Butterflies of Bhutan. Mountains, hills and valleys between 800 and 3000m. Royal Society for 1200–1500 m. Haribal (1992) recorded it flying around Protection of Nature (RSPN), Thimphu, Bhutan, 71pp. tree tops and ridges in Sikkim. Also occurs in Bhutan in Wangdi, S., K. Wangdi, Sherub, R. Wangdi, S. Drukpa, M. Harada, forested areas between 1,400–2,650 m as reported by T. Aoki, S. Yamagchi, M. Saito, Y. Igarashi, Y. Watanabe & M. Yago (2012). Butterflies of Trashiyangtse Valley, eastern Bhutan Kehimkar (2008) and from Trashiyangtse Valley, eastern (Part 1). The Butterfly Society of Japan (Teinopalpus) 62: 16–28. Bhutan by Wangdi et al. (2013) and between 1,400– Wangdi K. & R. Shrub (2012a). Nature Guide Series. Nymphalids, 2,500 m in Bhutan by Poel & Wangchuk (2007). Khanal Brush-footed Butterflies of Bhutan. Ugyen Wangchuk Institute for Conservation and Environment, Bumthang, Bhutan,77pp. et al. (2013) collected two specimens from central Nepal Wangdi,K. & R. Shrub (2012b). Field Guide for Swallowtails of Bhutan. between 1850–1880 m. Ugyen Wangchuk Institute for Conservation and Environment, 11. Himalayan Spotted Flat Celaenorrhinus munda Bumthang, Bhutan, 130pp. Wangdi, S., K. Wangdi, Sherub, R. Wangdi, S. Drukpa, M. Harada, T. Moore (Image 12) Aoki, S. Yamagchi, M. Saito, Y. Igarashi, Y. Watanabe & M. Yago Two individuals recorded near Bunakha, amongst (2013). Butterflies of Trashiyangtse Valley, eastern Bhutan (Part 2). which one was photographed basking in sunlight on The Butterfly Society of Japan (Teinopalpus) 64: 4–15. Wynter-Blyth, M.A. (1957). Butterflies of the Indian Region. Bombay leaves on a hillside on 14 May 2009 along the highway Natural History Society, Bombay, 523pp. near Tanalium check post. Reported as ‘rare’ from Murree (Pakistan) to Sikkim and Shan States (Myanmar) by Evans (1932). Captain F.M. Bailey recorded it in central Nepal in May (Smith 1989, 2006). Not reported

8600 Journal of Threatened Taxa | www.threatenedtaxa.org | 26 March 2016 | 8(3): 8596–8601 Butterflies of western Bhutan Singh

Appendix 1. Butterflies recorded in moist temperate forests of Bhutan (Dochula Pass and Bunakha)

Month of Common Punch Dodona durga Family /Species Sites 33 May Bunakha record (Kollar) Striped Punch Dodona adonira A. Papilionidae 34 May Bunakha Hewitson Common Windmill Atrophaneura 1 May Bunakha Tailed Judy Abisara neophron polyeuctes (Doubleday) 35 Sept Bunakha (Hewitson) Rose Windmill Atrophaneura latreillei 2 May Bunakha (Donovan) D. Nymphalidae Tailed Redbreast Papilio bootes Yellow Woodbrown Lethe nicetas 3 May Bunakha 36 July Dochula Westwood Hewitson* Common Woodbrown Lethe sidonis 4 Tawny Mime Chiasa agestor (Gray)* May Bunakha 37 July Sept Bunakha (Hewitson) Blue Peacock Papilio arcturus 5 May Bunakha Long-brand Bushbrown Mycalesis Westwood 38 July Bunakha visala Moore Glassy Blue Bottle Graphium 6 May Bunakha Chumbi Wall Chonala masoni cloanthus Westwood 39 July Dochula (Elwes)* Bhutan Glory Bhutanitis lidderdalei 7. Sept. Bunakha Veined Labyrinth Neope pulaha Atkinson 40 April July Bunakha (Moore) B. Pieridae Scarce Labyrinth Neope pulahina 41 July Dochula One spot Grass Yellow Eurema Evans* 8 Sept Bunakha brigitta(Cramer) Small Silverfork Zophoessa jalaurida 42 July Dochula Common Brimstone Gonepteryx elwesi Moore* 9 May Bunakha rhamni (Linnaeus) 43 Pallid Argus Callerebia scanda (Kollar) Sept Bunakha Indian Cabbage White Pieris canidia 10 Sept Bunakha Himalayan Fivering Ypthima sakra (Sparrman) 44 Sept Bunakha Moore Large Cabbage White Pieris brassicae 11 May Bunakha Chocolate Pansy Junonia iphita (Linnaeus) 45 Sept Bunakha (Cramer) Hill Jezebel Delias belladonna 12 April Sept Bunakha (Fabricius) 46 Blue Pansy Junonia orithiya (Linnaeus) July Dochula Dark Jezebel Delias berinda 13 July Bunakha 47 Chestnut Tiger Parantica sita (Kollar) Sept Bunakha berinda Moore 48 Red Lacewing Cethosia biblis (Drury) May Sept Bunakha 14 Spot Puffin Appais lalage (Doubleday) May Bunakha Grand Duchess Euthalia patala Dark Clouded Yellow Colias 49 Sept Bunakha 15 May Bunakha (Kollar) fieldii Ménétriés Common Tortoise Shell Aglais 50 May Bunakha 16 Colias sp. May Bunakha cashmiriensis (Kollar) Chocolate Tiger Parantica melaneus C. Lycaenidae 51 May Bunakha (Cramer) Straightwing Blue Orthomiella 17 May Bunakha Painted Lady Vanessa cardui pontispontisElwes* 52 May Bunakha (Linnaeus) Silver Forget-me-not Catochysops 18 May Bunakha Indian Red Admiral Vanessa indica panormus (C & R. Felder) 53 April May Bunakha (Herbst) Bhutya Lineblue Prosotas bhutia 19 May Bunakha Queen of Spain Fritillary Issoria (DeNiceville) 54 May Bunakha lathonia (Linnaeus) Plain Hedge Blue Celastrina 20 May Bunakha lavendularis (Moore) 55 Sullied Sailer Neptis soma Moore Sept Bunakha Large Hedge Blue Celastrina huegelii Pale Hockeystick Sailer Neptis manasa 22 Sept Bunakha 56 May Bunakha Moore Moore* Hill Hedge blue Celastrina argiolus Himalayan Sergeant Athyma 23 July Bunakha 57 May Sept Bunakha (Linnaeus) orientalies Elwes Pale Hedge Blue Udara dilecta White Commodore Parasarpa dudu 24 July Bunakha 58 May Bunakha (Moore) (Doubleday)* Tailless Bushblue Arhopala ganesha 25 April Bunakha 59 Yellow Coster Acraea issoria (Hubner) May Bunakha (Moore) 60 Circe Hestina nama (Doubleday) Sept Bunakha Purple Sapphire Heliophorus epicles 26 Sept Bunakha Godart F. Hesperiidae Golden Sapphire Heliophorus brahma 27 July Dochula Spotted Demon Notocrypta Moore 61 May Bunakha feisthameli (Boisduval) Green Sapphire Heliophrous 28 July Dochula Brown Bush Bob Pedesta panditade May Bunakha androcles Doubleday & Hewitson 62 Nicéville Dull Green Hairstreak Esakiozephyrus 29 July Dochula Chequered Ace Solvia lucasii separata icana Moore* 63 July Bunakha Moore 30 Slate Royal Maneca bhotea Moore* July Dochula Contiguous Swift Polytremis lubricans 64 Sept Bunakha lubricans Herrich-Schäffer 31 Common Flash Rapala nissa (Kollar) May Bunakha Himalayan Spotted Flat Mixed Punch Dodona ouida 65 May Bunakha 32 April-May Bunakha Celaenorrhinus munda Moore* (Hewtison) * Rare records for Bhutan

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