Jun Souma

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• Doctor of Agriculture
• Assistant Professor at Hirosaki University

The Iwaki insect-bearing amber from Fukushima Prefecture, northeastern Honshu, Japan, is considered from the Late Cretaceous Coniacian age. The insect-bearing amber localities from that period are few worldwide. Here, we report Iwakia longilabiata gen. et sp. nov., a new fossil genus and species of the infraorder Cimicomorpha Leston, Pendergrast an...

In this study, three species of the moss-feeding lace bug genus Acalypta Westwood, 1840 (Hemiptera, Heteroptera, Tingidae, Tinginae, Acalyptaini) are reported mainly in Hokkaido, northern Japan. The first is Acalypta alutaceasp. nov. that inhabits mosses growing on the floors of deciduous broad-leaved forests. The second is Acalypta carinata (Panze...

In the present study, the rare true bug Bannacoris hyalinus (Schaefer & Ashlock, 1970), comb. nov. (Hemiptera, Heteroptera, Pentatomomorpha, Pentatomoidea, Saileriolidae), which is endemic to Vietnam, is redescribed and transferred from the genus Saileriola China & Slater, 1956 to the genus Bannacoris Hsiao, 1964 based on morphological characterist...

Based on recent field survey of the moss-feeding lace bug genus Acalypta Westwood, 1840 (Heteroptera: Tingidae), two species, A. miyamotoi Takeya, 1962 and A. sauteri Drake, 1942, are recognized from Chiba Prefecture, southern Kanto District, Honshu, Japan. A. miyamotoi is newly recorded from Chiba Prefecture, and this discovery also represents the...

The Early Miocene lacustrine deposit (24.1 ± 2.4 Ma) of Sado Island, Niigata Prefecture, has preserved the fossil fauna of the time when the Palaearctic realm of Japan was a part of the Eurasian Continent. In this study, we report a fossil specimen of the family Urostylididae Dallas, 1851 (Hemiptera: Heteroptera: Pentatomomorpha: Pentatomoidea) fro...

The genus Brentiscerus Scudder, 1962 (Hemiptera, Heteroptera, Lygaeoidea, Rhyparochromidae, Drymini) is widely distributed in the Australian Region; however, no species have been recorded in the Palaearctic Region. Here, we report Brentiscerus putoni (White, 1878) from Japan, based on materials collected from Honshu, Kyushu, and Kamikoshiki-shima I...

To date, 70 species in 24 families of Heteroptera (Insecta: Hemiptera) have been recorded from Hateruma Island, the Yaeyama Islands, the Ryukyus, Japan. In the present study, the following seven true bug species are recorded from this island for the first time: Dictyla evidens (Drake, 1927) (Tingidae), Eteoneus yasumatsui Takeya, 1962 (Tingidae), S...

The Upper Pliocene Motojuku Group (ca. 3.5 Ma) is a well-known Japanese insect fossil locality distributed in the border area between Gunma and Nagano prefectures. Here, we report Tetrapentatoma nishizawai gen. et sp. nov., a new fossil genus and species of the true bug or heteropteran family Pentatomidae from the “Kabutoiwa Formation” of the Motoj...

The present study describes two new species of the monocotyledon-feeding lace bugs of the genus Agramma Stephens, 1829 (Hemiptera, Heteroptera, Tingidae, Tinginae, Tingini) from small islands of Japan. The first is A. (A.) izuense sp. nov., which was recorded as A. (A.) japonicum (Drake, 1948) from Hachijo Island, the Izu Islands, in a previous stu...

Based on our recent survey and examination of Rhyparochromidae, Panaorus cskii (Horváth, 1901) is newly recorded from Hokkaidô, northern Japan, and new localities for three rare species, Sphragisticus nebulosus (Fallén, 1807), Peritrechus femoralis Kerzhner, 1977 and Stygnocoris sabulosus (Schilling, 1829), are reported in this district. Informatio...

The damsel bug genus Alloeorhynchus Fieber, 1860 (Hemiptera, Heteroptera, Nabidae, Prostemmatinae, Prostemmatini) comprises at least 50 species worldwide, and seven species have been recorded from East Asia. In Japan, two species, A. (Alloeorhynchus) reinhardi Kerzhner & Günther, 1999 and A. (A.) vinulus Stål, 1864, are currently known. In this stu...

The predatory stink bug genus Picromerus Amyot & Serville, 1843 (Hemiptera, Heteroptera, Pentatomidae, Asopinae) comprises 11 species found in the Northern Hemisphere. In Japan, two species have been recorded to date. However, an easy-to-understand identification method, such as an illustrated key, is lacking. Currently, Picromerus griseus (Dallas,...

The present study revises the taxonomy of the lace bug genus Perissonemia Drake & Poor, 1937 (Hemiptera: Heteroptera: Tingidae: Tinginae) from Japan. Three species are recognized and (re)described: P. occasa Drake, 1942 from Honshu, P. okinawensis sp. nov. from the central part of the Ryukyu Islands, and P. yaeyamensis sp. nov. from the southern pa...

A new species of the lace bug genus Perissonemia Drake & Poor, 1937 (Hemiptera: Heteroptera: Tingidae), from Taiwan, is described under the name of P. miyamotoi sp. nov. This new species differs from other species of Perissonemia, mainly due to the shape of lateral carina of pronotum, and the arrangement of areolae of hemelytron. A key to Taiwanese...

Stephanitis Stål, 1873 (Hemiptera, Heteroptera, Tingidae, Tinginae, Tingini) is one of the most diverse lace bug genera in East Asia with over 50 species, many of them feeding on Ericaceae and Lauraceae. The Japanese species feeding on Lauraceae have high intraspecific and poor interspecific variation, so identification of some previous distributio...

The stink bug genus Ochrophara Stål, 1871 (Hemiptera, Heteroptera, Pentatomidae, Pentatominae, Sephelini) is distributed in the Oriental Region, including southern China; however, no species has been recorded in Japan. To date, O. chinensis Zheng & Liu, 1987 has only been reported in China. In the present study, Ochrophara and O. chinensis were rec...

The lace bug genus Lasiacantha Stål, 1873 (Hemiptera, Heteroptera, Tingidae, Tinginae, Tingini) is widely distributed in the Old World; however, no species has been recorded in Japan. To date, L. altimitrata (Takeya, 1933) has been reported in China and Taiwan. Here, I report Lasiacantha and L. altimitrata from Japan for the first time, based on ma...

This study describes two new species of the lace bug genus Omoplax Horváth, 1912 (Hemiptera: Heteroptera: Tingidae) from Mukojima Island, the Ogasawara Islands, Japan, under the names O. karubei sp. nov. and O. mukojimensis sp. nov. These new species differ from the other species of Omoplax mainly in the shape of the pronotum and hemelytron. In all...

Species of four lace bug genera of the subfamily Tinginae (Hemiptera: Heteroptera: Tingidae), namely Cysteochila Stål, 1873, Hurdchila Drake, 1953, Physatocheila Fieber, 1844, and Xynotingis Drake, 1948, occurring in Japan, are revised. A total of 13 species are identified and diagnosed. Previous records of Cysteochila consueta Drake, 1948 from Jap...

We report from Laos for the first time two genera and three species of lace bugs (Hemiptera, Heteroptera, Tingidae). This brings the number of tingids reported from Laos to 25 genera and 32 species. The two genera are Eritingis Drake & Ruhoff, 1962 and Haedus Distant, 1904, and the three species are Eritingis recentis (Drake & Poor, 1937), Haedus v...

Although the Japanese species of Urostylididae are of interest to not only heteropteran taxonomists, but also to the public, an illustrated key for all species of the family from the country is lacking. To date, the urostylidid species Urostylis hubeiensis Ren, 1997, has been known to occur in China and Korea, but not in Japan. Urostylis hubeiensis...

The damsel bug genus Rhamphocoris Kirkaldy, 1901 (Hemiptera, Heteroptera, Nabidae, Prostemmatinae, Phorticini) is widely distributed in the Australian, Palaearctic, and Oriental regions; however, no species has been recorded from Japan. To date, R. hasegawai (Ishihara, 1943) has been reported in China, Korea, and Taiwan. In the present study, Rhamp...

The lace bug genus Dulinius Distant, 1903 is native to the Afrotropical and Oriental Regions, whereas only a single species, D. conchatus Distant, 1903, has been recorded in the Oriental Region. This species invaded Japan proper, which is located in the Palaearctic Region, at the end of the 20th century. Dulinius conchatus occurs in China, India, I...

To date, the damsel bug Alloeorhynchus reinhardi Kerzhner & Günther, 1999 (Hemiptera, Heteroptera, Nabidae, Prostemmatinae, Prostemmatini) has been reported from China and Korea. We report from Japan for the first time A. reinhardi, which represents the second member of the genus in the country. This species inhabits the ground surface of grassland...

The lace bug genus Alloiothucha Drake, 1927 (Hemiptera: Heteroptera: Tingidae) is recorded from Laos for the first time with the redescription of Alloiothucha artocarpi (Horváth, 1926), which has been originally described from Indonesia (Java Island) in Latin. This species was collected on jackfruit, Artocarpus heterophyllus Lam. (Moraceae) in Laos...

A total of 11 species of lace bugs (Hemiptera: Heteroptera: Tingidae) are reported from Yakushima Island, Ryukyu Archipelago, Japan. Agramma (Agramma) japonicum (Drake, 1948), Physatocheila miyatakei Miyamoto, 1964, Stephanitis (Stephanitis) fasciicarina Takeya, 1931, and Tingis (Tropidocheila) matsumurai Takeya, 1962 were recorded for the first ti...

モリモトグンバイStephanitis (Norba) morimotoi Takeya, 1963 は四国に分布するものの，原記載以降の記録はなく，寄主植物は未知であった．栃木県と高知県で本種が多数発生していたミツバツツジ類を寄主植物として報告する．栃木県における本種の採集例は，本州初記録である．本種は前胸背に側隆起を欠くことで定義されるタブグンバイ亜属Norba Horváth, 1912 に所属するが，側隆起をもつ個体が存在する．

A fossil specimen of the lace bug genus Uhlerites (Hemiptera, Heteroptera, Tingidae) is described from the middle Pleistocene Shiobara Group in Tochigi Prefecture, Honshu, central Japan. This lace bug may represent an undescribed species due to having the characters differing from all described species of Uhlerites. However, because of the incomple...

Neoamphorophora ledi (Wahlgren, 1938) (Hemiptera, Aphididae) is distributed in northern Europe and Japan. In Japan, N. ledi was previously recorded only from Tochigi Prefecture , Honshu Island. In the present study, we recorded N. ledi for the first time from Hokkaido, Nagano, and Oita Prefectures located in Hokkaido, Honshu, and Kyusyu Islands, re...

The fossil lace bug genus Burmacader Heiss & Guilbert, 2013 (Hemiptera: Heteroptera: Tingidae) is known solely from mid-Cretaceous Kachin amber from northern Myanmar. Its phylogenetic position may represent an extinct lineage sister to the megadiverse Tinginae + Cantacaderinae clade. Here, a new species of Burmacader is described under the name B....

The lace bug genus Eritingis Drake and Ruhoff, 1962 is widely distributed in the Australian and Oriental Regions, whereas only a single species, E. recentis (Drake and Poor, 1937), has been recorded from the Oriental Region. To date, E. recentis is known to occur in Indonesia, Malaysia, Papua New Guinea, Singapore and Vietnam, but has not been reco...

A total of 14 species in seven tingid genera have been described from the mid-Cretaceous Burmese (Kachin) amber from northern Myanmar, with very distinct paleofauna. Here, a new species of a new genus, Burmavianaida anomalocapitata gen. et sp. nov., is described from Kachin amber. This new species can be readily distinguished from the other describ...

In this paper, we revised the physopeltine genus Physopelta Amyot & Serville, 1843 (Hemiptera: Heteroptera: Largidae) from Japan, Korea, and Taiwan. Five species were recognized and diagnosed, including two new species, Ph. (Neophysopelta) lutaspidata sp. nov. from northern and central Taiwan and Ph. (N.) fusciscutellata sp. nov. from the Ryukyu Is...

A new species of the subgenus Norba Horváth, 1912 of the lace bug genus Stephanitis Stål, 1873 (Hemiptera: Heteroptera: Tingidae), from Taiwan, China, is described under the name of S. (N.) syoitii sp. nov. This new species is different from other species of Stephanitis, mainly by the shape of its pronotum and hemelytron.

In this study, we revise the lace bugs (family Tingidae) from the Ogasawara Islands, Japan (also known as the "Oriental Galapagos"). Three species belonging to two endemic genera are recognized: Acanthomoplax tomokunii gen. et sp. nov., Omoplax desecta (Horváth, 1912), and O. majorcarinae Guilbert, 2001. A key to species is provided to facilitate t...

The lace bug species Acalypta marginata (Wolff, 1804) has, to date, been widely known to occur in the Palaearctic Region, but has not been recorded from Japan. Acalypta marginata is recorded from Japan for the first time. Its habitat in Japan is the grassland of Hokkaido. A key to the species of Acalypta occurring in Japan is provided.

ムロマルグンバイ（新称）Acalypta gracilis (Fieber, 1844) は旧北区に広く分布する種で，国後島からの1 例があるものの，日本本土からは未記録であった．本種が北海道から採集されたので，日本本土における初記録として報告する．本種には旧北区に広く分布する原名亜種A. g. gracilis (Fieber, 1844) と中央アジアの山岳地帯にのみ分布する別亜種A. g. flaventis Golub, 1998 の2 亜種が知られるが，日本の個体群は原名亜種と同定された．北海道における本種の生息環境は乾燥した草地のコケ群落である．

Taxonomic study of the subgenus Tropidocheila of the lace bug genus Tingis (Hemiptera: Heteroptera: Tingidae) from Japan, with description of Tingis (Tropidocheila) yamaboushi sp. nov. collected from Cornus kousa (Cornaceae) Abstract The present article summarizes the taxonomy of the lace bug subgenus Tropidocheila Fieber, 1844 of the genus Tingis...

In this paper, I revise the taxonomy of the lace bug genus Agramma Stephens, 1829 (Hemiptera: Heteroptera: Tingidae: Tinginae) from Japan. Two species are recognized and re-described: A. japonicum (Drake, 1948) described previously from Japan, and A. abruptifrons Golub, 1990, newly recorded from Japan. The previous records of A. nexile (Drake, 1948...

Sphragisticus nebulosus (Fallén, 1807) is recorded from Japan for the first time as the second species of Japanese Megalonotini. This species was collected from alongside a pasture road.

A new species of the lace bug subgenus Stephanitis Stål, 1873 s. str. (Hemiptera: Heteroptera: Tingidae) is described under the name of S. (S.) rhaphiolepidis sp. nov. This new species has been found on the leaves of Rhaphiolepis indica (L.) Lindl. var. liukiuensis (Koidz.) Kitam. (Rosaceae) in the coastal evergreen broad-leaved scrub of Aguni Isla...

The lace bug genus Heissiella Péricart, 1984 (Hemiptera: Heteroptera: Tingidae) is recorded from Japan for the first time, and a new species, which has been recorded as ‘Tingis (Tropidocheila) sp.’ or ‘Tingis (Tropidocheila) shaowuana Drake & Maa, 1953’ (misidentification) by previous authors, is described under the name of H. donguri sp. nov. This...