Oleander Hawk Moth (Daphnis nerii)

Location - Kotte.

Wing expanse - 8 - 10 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2 Page 14-15.

External links -  http://www.inaturalist.org/taxa/51996-Daphnis-nerii
Larval host plants - "Feeds on Oleander (Nerium oleander ) and Cinchona" - Moore, F.Z.S., 1882-3, Desert rose (Adenium obesum) & වතු-සුද්ද/Sri Lanka Jasmine/Grape-Jasmine/Wathu-Sudhdha (Tabernaemontana divaricata) - (Sujeeva Gunasena, Personal communication )

Atlas Moth (Attacus taprobanis)

A large moth lives in Southern India and Sri Lanka. Adult moths do not take foods and survive on fat they have stored from the larval period. The females sitting most calm and emit pheromones, that the active males can notice from a distance. As per Moore at that time Attacus taprobanis was a common insect in the Colombo. Probably due to readily availability of its host plant Cinnamon in the cultivation. 

Location - Ambagaspitiya, Gampaha district.

Wing expanse - 17 - 23 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2 Page 124-125.

External links -  http://www.inaturalist.org/listed_taxa/3412320
Larval host plants - "Feeds on Cinnomon and others trees (Thwaites)" - Moore, F.Z.S., 1882-3
                                     Elaeocarpus serratus (වෙරළු/Wild Olive) - (Rohana Gunawardana Personal communication )

Curoba sangarida

Location - Kotte
External Links - http://www.inaturalist.org/taxa/367969-Curoba-sangarida
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2 Page 49 & Plate
Expanse - 4 cm
Larval food plant - Firecracker flower (Crossandra infundibuliformis) (Sujeeva Gunasena Personal communication)

Picrostomastis spp.

Location - Polgasowita
External Links -http://www.inaturalist.org/observations/188209

Thalassodes spp.

Location - Polgasowita
External Links - http://www.inaturalist.org/taxa/82746-Thalassodes
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 426-427 & Plate 194-195

Thyas coronata

Location - Sri Jayawardenapura, Kotte.
Host Plant - Flowers (Only first instar larvae) and tender leaves (Larvae of all instars) of Rangoon creeper/Drunken sailor(Quisqualis indica) - (Sujeeva Gunasena, ‎ Personal communication, October 31, 2015)
External Links - http://www.inaturalist.org/observations/1890501

Erebus ephesperis [Nyctipao crepuscularis]

Expanse - 8-10 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 148.

External Links -  http://www.inaturalist.org/listed_taxa/3589369

Cyclothea disjuncta?

Location - Bamunukotuwa (Kurunagala district)
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 429 as Thalera disjuncta.
Expanse - 3 cm
External Links -http://www.inaturalist.org/observations/1124359

Dysphania palmyra

Expanse - 7 - 8 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 422- 423.

Larval host plant - දවට (Carallia brachiata)

External Links - http://www.inaturalist.org/listed_taxa/3412330

Nyctemera lacticinia

Location - Sigiriya

Expanse - Male: 3.8cm cm Female: 4.5cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2 Page 47- 48.

Ecology - Day flier

External links : http://www.inaturalist.org/taxa/124131-Nyctemera-lacticinia

Dotted Sable (Bocchoris inspersalis)

Location - Indhikada Mookalana forest reserve.
External Links - http://www.inaturalist.org/listed_taxa/3413230
                         https://en.wikipedia.org/wiki/Bocchoris_inspersalis

Asota producta

Location - Yagirala forest reserve. 

Wing expanse - 3.5 - 7 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2 Page 52-53.

External Links : http://www.inaturalist.org/listed_taxa/5170587

Amata thoracica

Location - Ingiriya forest reserve (Dombagaskanda). Also observed at Morapitiya - Runakanda, Sinharaja  and Yagirala forest reserves.

External Links - http://www.inaturalist.org/taxa/424469-Amata-thoracica

Pomasia psylaria?

Location - Kitulgala - Makandhawa forest reserve

Expanse - 2.8 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 448.

External Links - http://www.inaturalist.org/taxa/418786-Pomasia-psylaria

Mangina argus

Location - Thalangama tank

Expanse - Male 5 cm Female - 5.4 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 2. page 69 as Argina argus

External Links - https://en.wikipedia.org/wiki/Mangina_argus

Larval host Plants - Young leaves of Crotalaria species. Larvae observed at above location were feeding on Crotalaria retusa leaves.

Micronia aculeata

Location - Kitulgala - Makandhawa forest reserve

Expanse - Male 3.8 cm, Female - 4.8 cm 

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 460 - 461.

External Links - http://www.inaturalist.org/taxa/145630-Micronia-aculeata

Cross-line Wave Moth (Traminda aventiaria)

Location - Kukulugala

External Links - http://www.inaturalist.org/listed_taxa/3413860

Nevrina procopia

Location - Kalugala forest reserve

Expanse - 3.3 - 3.5 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 330.

External Links - http://www.inaturalist.org/listed_taxa/4424966

Horanpella cinnamomea ?

Location - Dothalugala - Knuckles range

Expanse - 10 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 544- 545.

Stemorrhages oceanitis

Location - Indhikada Mookalana forest reserve

Expanse - 2.9 - 5 cm

Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3. (Probably the 'margaronia glauculalis' of plate 181 and page 325)

External Links - http://www.inaturalist.org/listed_taxa/5181647