Copiula is a genus of microhylid frogs endemic to New Guinea. The common name Mehely frogs has been coined for them. They are leaf-litter inhabitants.
Nyctimystes tyleri is a species of frog in the family Pelodryadidae, or alternatively, subfamily Pelodryadinae in the family Hylidae. It is endemic to Papua New Guinea and only known from its type locality, Gapaia Creek, between Garaina and Saureli, in the Morobe Province. The specific name honours Michael J. Tyler, an Australian herpetologist, "in recognition of his notable contributions to the systematics of Australo-papuan frogs." Common name Tyler's big-eyed treefrog has been coined for this species.
Choerophryne fafniri is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and is only known from the north-western slopes of Mount Giluwe and south-east of Mount Hagen in the Southern Highlands Province.
Choerophryne gudrunae is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and is only known from its type locality near Kowat in the Adelbert Range, Madang Province.
Choerophryne siegfriedi is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and is only known from its type locality, Mount Elimbari in the Simbu Province.
Choerophryne tubercula is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and known from scattered locations in the New Guinea Highlands. However, the species is likely to occur also in the Indonesian part of New Guinea. Common name warty rainforest ground frog has been coined for it.
Aphantophryne sabini is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and is only known from the region of its type locality, Myola Guest House in the Owen Stanley Range, Northern Province. The specific name sabini honors Andrew E. Sabin, an American businessman, philanthropist, and environmentalist who joined the expedition during which the holotype of this species was collected. However, its vernacular name Guest House Guinea frog refers to the type locality instead.
Asterophrys leucopus is a species of frog in the family Microhylidae. It is endemic to northwestern Papua New Guinea where it is known from three locations: Stolle Mountain in the Sandaun Province—its type locality, and Hunstein Mountains in the East Sepik Province and the Bewani Mountains in the West Sepik Province.
Austrochaperina basipalmata is a species of frog in the family Microhylidae. It is endemic to the mountain ranges of northern New Guinea and is found between Tawarin River in Papua, Western New Guinea (Indonesia) and Torricelli Mountains in Papua New Guinea.
Copiula derongo is a species of frog in the family Microhylidae. It is endemic to New Guinea and found in both Indonesia and Papua New Guinea. The specific name derongo refers to its type locality, the village of Derongo in the Western Province. Based on molecular evidence, it was transferred from Austrochaperina to Copiula in 2016.
Copiula guttata is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and known from around the head of the Gulf of Papua in the Gulf and Chimbu Provinces. The specific name is the Latin adjective guttata that means "spotted" and refers to the dorsal colour pattern of this species. Based on molecular evidence, it was transferred from Austrochaperina to Copiula in 2016.
Copiula rivularis is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and known from near the Indonesian border east to the Morobe Province; it is expected to occur in the Papua province of Indonesia. The specific name comes from the Latin adjective pertaining to small brooks or streams and refers to the habitat of this species. Based on molecular evidence, it was transferred from Austrochaperina to Copiula in 2016.
Callulops marmoratus is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and only known from its type locality, Crater Mountain Wildlife Management Area in the southwestern Chimbu Province, on the southern escarpment of the New Guinea Highlands.
Choerophryne allisoni is a tiny species of frog in the family Microhylidae. It is endemic to Papua New Guinea and only known from its type locality, Mount Sisa in the Southern Highlands Province. The specific name allisoni honours Allen Allison, an American herpetologist. Common name Allison's mountain frog has been coined for this species.
Copiula fistulans is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and occurs in the northeastern part of New Guinea in Morobe and Northern Provinces. Common name Lae Mehely frog has been coined for this species.
Copiula pipiens is a species of frog in the family Microhylidae. It is known from its type locality, Wirui near Wewak in the north coast of New Guinea, Papua New Guinea, and from the island of Yapen, off the north-western coast of New Guinea, in the West Papua province of Indonesia. The Yapen population might represent a different but closely related species. Common name Wirui Mehely frog has been coined for this species.
Oreophryne biroi is a species of frog in the family Microhylidae. It is endemic to New Guinea and occurs on the north coast from Madang Province in Papua New Guinea to the Cyclops Mountains in Papua province, Western New Guinea (Indonesia). The specific name biroi honours Lajos Bíró, a Hungarian zoologist and ethnographer who collected the holotype. Common name New Guinea cross frog has been coined for it.
Aphantophryne parkeri is a species of frog in the family Microhylidae. It is endemic to the north coast of New Guinea and only known from Matapan and the Bewani Mountains in the West Sepik Province, Papua New Guinea, and from Sentani in the Papua Province, Western New Guinea (Indonesia). This species was formerly included in the genus Oreophryne, but was in 2017 moved to Aphantophryne based on molecular data. The specific name parkeri honours Hampton Wildman Parker, an English zoologist and herpetologist. Common name Parker's cross frog has been coined for it.
Copiula alpestris is a species of frog in the family Microhylidae. It is endemic to Papua New Guinea and known from the Western Highlands, Chimbu, and Eastern Highlands Provinces at elevations of 1,800–2,800 m (5,900–9,200 ft) above sea level. The specific name is a Latin adjective meaning "living in high mountains", in reference to its relatively high-altitude habitats. Based on molecular evidence, the species was transferred from Oxydactyla to Copiula in 2016.
Xenorhina bidens is a species of frog in the family Microhylidae. It is endemic to New Guinea and found between Lorentz River in the west and Fly River in the east, thus being present in both West Papua (Indonesia) and Papua New Guinea. Common name Digul River fanged frog has been coined for it, in reference to Digul River where the type series was collected in 1904 or 1905.
