Laomenes holthuisi sp. nov., a new species of crinoid-associated pontoniine shrimp (Decapoda, Caridea, Palaemonidae) from the Izu Islands, Japan, with some remarks on Japanese species of the genus Laomenes Clark, 1915

ZooKeys ◽  
2020 ◽  
Vol 938 ◽  
pp. 87-95
Author(s):  
Hideto Hoshina

In the genus Triarthron (Coleoptera, Leiodidae, Leiodinae), only two species are known to occur in Palearctic and Nearctic regions. In this paper, a new species in Japan, Triarthron itoi Hoshina, sp. nov., is described. This brings the number of species in the genus to three. A key to the Japanese species of the tribe Sogdini is given.


Zootaxa ◽  
2016 ◽  
Vol 4079 (3) ◽  
pp. 363
Author(s):  
YOHEI OSADA ◽  
MAKOTO SAKAI ◽  
TOSHIYA HIROWATARI

Zootaxa ◽  
2021 ◽  
Vol 4985 (3) ◽  
Author(s):  
HIROTAKA TANAKA ◽  
DAISUKE SASAKI ◽  
SATOSHI KAMITANI

A new species of soft scale insect (Hemiptera: Coccomorpha: Coccidae), Luzulaspis kinakikir Tanaka sp. nov., collected from Carex miyabei (Cyperaceae), on Hokkaido Island, Japan, is described and illustrated based on adult female morphology. The new species, which belongs to the Scotica group of Luzulaspis, is similar to L. filizae Kaydan, 2015, but can be distinguished from it by possessing multilocular pores with fewer loculi; numerous dorsal tubular ducts, obviously wider than the ventral tubular ducts, and by lacking dorsal tubular ducts on the head apex. An updated diagnosis of Luzulaspis and two identification keys, one to the Japanese species of Luzulaspis and the other to the species of the Scotica group of Luzulaspis, are provided.


Zootaxa ◽  
2019 ◽  
Vol 4644 (1) ◽  
pp. 1-62 ◽  
Author(s):  
TAKUYA TAKEMOTO

Japanese species of the genus Zeugophora Kunze, 1818 (Coleoptera, Megalopodidae, Zeugophorinae) are revised. In this publication, Zeugophora annulata (Baly, 1873), Z. unifasciata (Jacoby, 1885), Z. hozumii Chûjô, 1953, Z. japonica Chûjô, 1951, Z. varipes (Jacoby, 1885), Z. chujoi Ohno, 1961, Z. flavonotata (Chûjô, 1935), and Z. gracilis unicolor Chûjô, 1958 are redescribed, with detailed illustrations of the male and female genitalia. Additionally, Z. nigricollis (Jacoby, 1885) is restored to a valid species from junior synonymy with Z. bicolor (Kraatz, 1879), and Z. cupka sp. nov., is described as a new species. 


Zootaxa ◽  
2019 ◽  
Vol 4543 (2) ◽  
pp. 241
Author(s):  
HAYATE TANAKA ◽  
KAORI WAKABAYASHI ◽  
TOSHIHIKO FUJITA

A new species, Fibularia coffea sp. nov., occurs from shallow waters in Japan. This new species is distinguished from the other species of Fibularia by the following characters: test height is low, oral surface is slightly depressed toward the peristome, number of pores of petal III continues to increase with the test growth, reaching over 30 at TL > 7.5 mm, and black pigments form symmetric pentaradial on aboral surface in living animals. Two further Japanese species, Fibularia japonica and F. ovulum, are redescribed based on the type specimens (F. japonica) and additional specimens (F. ovulum), respectively. A tabular key to the extant species of Fibularia is also provided. A partial fragment of the mitochondrial gene cytochrome oxidase subunit I (COI) of the type specimens of F. coffea sp. nov. and the additional specimen of F. japonica was sequenced for barcoding in future works. 


Zoosymposia ◽  
2019 ◽  
Vol 14 (1) ◽  
pp. 289-299
Author(s):  
CHRISTINE JEWEL C. UY ◽  
NAOTOSHI KUHARA ◽  
YEON JAE BAE

The Northeast Asian species of Kisaura Ross, 1956 (Philopotamidae) are re-examined and males and females of a new species from South Korea are described and illustrated. Kisaura coreana sp. nov. closely resembles K. tsudai (Botoşǎneanu, 1970) and K. hattorii (Kuhara, 1999) described from Japan, but distinguished from the latter two species by the shape of the spiniform processes of segment X in the male genitalia. Further, we conclude that K. kisoensis (Tsuda, 1939) is not a synonym of K. aurascens (Martynov, 1934) because of differences in the genitalia, which was also supported by molecular data. Also, the Neighbor Joining tree shows a clade including both the Japanese species K. nozakii (Kuhara, 1999) and K. borealis  (Kuhara, 1999) with high bootstrap values, especially that for K. nozakii, collected from Hoshu Shiga, Kanzaki-gawa, Kazakoshi-dani (99% bootstrap value). This high value could reflect the possibility that they are the same species and just having differences based on geographic variation in morphological traits. These two species will be the subject of future studies. 


Phytotaxa ◽  
2020 ◽  
Vol 436 (2) ◽  
pp. 157-166 ◽  
Author(s):  
KENJI SUETSUGU ◽  
AKIHIKO KINOSHITA

A new species of Sciaphila (Triuridaceae), S. kozushimensis Suetsugu, is described from Kozu Island, Izu Islands, Japan. The new species is similar to S. tosaensis in having unisexual flowers (the female towards the base of the rachis), perianth-segments without any appendages and club-shaped style that is as long as or slightly exceeds ovary in the flowering stage. However, it is distinguishable by smaller male flowers, wide and acuminate male perianth segments and somewhat dissimilar perianth segments. An illustration and molecular analysis based on ITS sequences of the new species are provided. A key to the Japanese Sciaphila is also provided for identification of these rare mycoheterotrophic plants.


Zootaxa ◽  
2013 ◽  
Vol 3609 (2) ◽  
pp. 195-203
Author(s):  
TERUAKI BAN ◽  
TADASHI ISHIKAWA

The Japanese species of the heterogastrid genus Sadoletus Distant are revised taxonomically. Three species are recog-nized, including a new species, S. ryukyuensis sp. nov., which has been regarded so far as S. valdezi Bergroth in Japan. "True" S. valdezi is confirmed in Japan as well. A key to the Japanese species is provided.


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