Species Diversity

Contents of Volume 27

Identification of the Commercially Important Oreosomatid Fish (Zeiformes: Teleostei) of the Emperor Seamounts, with Comments on Diagnostic Characters of the Species
Koichi Hoshino, Kunpei Kosaka, Kota Sawada, Masashi Kiyota
2022 Volume 27 Number 1 Pages 1-13


Distributional Range Extension of the Pale Ornate Jobfish Pristipomoides amoenus (Teleostei: Perciformes: Lutjanidae) in the Western Pacific Ocean, with Notes on Newly Recognized Diagnostic Coloration
Ryuichi Nakagawa, You Sakurai, Hiroyuki Motomura
2022 Volume 27 Number 1 Pages 15-23


Reversal of Precedence for Lineidae McIntosh, 1874 over Its Senior Synonyms Borlasiidae Diesing, 1862 and Nemertidae Ehrenberg, 1831 (Nemertea: Heteronemertea)
Hiroshi Kajihara
2022 Volume 27 Number 1 Pages 25-35


First Japanese Records of Sardinella albella (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island, with a key to Japanese species of Sardinella
Harutaka Hata, Keita Koeda
2022 Volume 27 Number 1 Pages 37-43


First Specimen-based Records of Redfin Emperor Monotaxis heterodon (Perciformes: Lethrinidae) from Japan, with New Diagnostic Characters Applicable to Identification of Preserved Specimens
Shunta Shibuya, You Sakurai, Hiroyuki Motomura
2022 Volume 27 Number 1 Pages 45-51


Taxonomic Reassessment of Cybaeus communis and Cybaeus maculosus (Araneae: Cybaeidae) from Central Honshu, Japan
Yusuke Sugawara, Yoh Ihara, Takafumi Nakano
2022 Volume 27 Number 1 Pages 53-60


First Japanese Record of Epistylis wuhanensis (Ciliophora: Epistylididae) Attached to Lernaea cyprinacea (Copepoda), with a List of Epistylis Species Attached to Metazoans in Japan
Masato Nitta
2022 Volume 27 Number 1 Pages 61-69


Correct Authorships, Synonymies, and Remarks on the Type Series of Fourteen Names of Centipedes Introduced by Yoshioki Takakuwa in 1934 and Mecistocephalus takakuwai (Chilopoda: Geophilomorpha and Scolopendromorpha)
Taro Jonishi, Takafumi Nakano
2022 Volume 27 Number 1 Pages 71-81


New Records of Gemmaecaputia corrugata (Monogenea: Chauhaneidae) from Sphyraena forsteri (Sphyraenidae) off Yomitan Town, Okinawa-jima Island, Southern Japan
Yusuke Kamio, Masato Nitta
2022 Volume 27 Number  1 Pages 83-90


A New Species of Perlomyia (Insecta: Plecoptera: Leuctridae) from Japan
Hiroshi Nakamine
2022 Volume 27 Number 1 Pages 91-94


Pristina multiseta sp. nov. (Annelida: Clitellata: Oligochaeta: Naididae: Pristininae) from Paddy Fields in Japan
Akifumi Ohtaka
2022 Volume 27 Number 1 Pages 95-100


Five New Species of Flabelligera (Flabelligeridae: Annelida) from Japan
Naoto Jimi, Naohiro Hasegawa, Masanori Taru, Yuki Oya, Hisanori Kohtsuka, Shinji Tsuchida, Yoshihiro Fujiwara, Sau Pinn Woo
2022 Volume 27 Number 1 Pages 101-111


Two New Species of Aoridae from Chichijima Island, the Ogasawara Islands in Japan (Crustacea: Amphipoda)
Hiroyuki Ariyama, Katsutoshi Kawabe
2022 Volume 27 Number 1 Pages 113-128


First Records of an Estuarine Goby Acentrogobius ocyurus (Gobiiformes: Gobiidae) from Japan and the Sulu Sea in the Philippines
Taiga Kunishima, Herminie P. Palla, Katsunori Tachihara, Ken Maeda
2022 Volume 27 Number 1 Pages 129-138


Three New Infaunal Species of Taeniogyrus (Echinodermata: Holothuroidea: Apodida: Chiridotidae: Taeniogyrinae) from Southern Coast of Wakayama, Japan
Yusuke Yamana, Hayato Tanaka, Isao Hirabayashi, Ichinosuke Dan, Atsushi Hirai, Akito Ogawa
2022 Volume 27 Number 1 Pages 139-158


Occurrence of a Skin Parasite Argulus coregoni (Branchiura: Argulidae) on Salmonids in Mountain Streams, Central Japan, with Discussion on Its Longitudinal Distribution and Host Utilization in Rivers
Kazuya Nagasawa, Daisuke Kishi, Tetsuya Tokuhara
2022 Volume 27 Number 1 Pages 159-166


Redescription of Argulus mongolianus (Crustacea: Branchiura: Argulidae), an Ectoparasite of Freshwater Fishes in East Asia, with Its First Record from Japan
Kazuya Nagasawa, Takato Asayama, Yasufumi Fujimoto
2022 Volume 27 Number 1 Pages 167-179


Fourteen New Species of Dicyemids (Phylum: Dicyemida) from Seven Species of Decapodiformes (Mollusca: Cephalopoda) in the Kumano Sea, Japan
Hidetaka Furuya, Takeya Moritaki
2022 Volume 27 Number 1 Pages 181-226

Two New Species of Spheroid Ectoparasitic Isopods (Epicaridea: Dajidae) Attached to the Antennules of Brachyuran Crab Hosts, with Description of a New Genus and Species of Hyperparasite (Epicaridea: Cryptoniscoidea)
Jason D. Williams, Christopher B. Boyko, Takeya Moritaki
2022 Volume 27 Number  Pages 227-241


First Description of Phyllosoma Larva in the Genus Projasus (Crustacea: Decapoda: Palinuridae)
Kooichi Konishi, Takashi Yanagimoto, Seinen Chow
2022 Volume 27 Number 2 Pages 243-249


First Record of the Family Myxasteridae (Asteroidea: Velatida) from Western North Pacific with Description of a New Species of Asthenactis
Itaru Kobayashi, Masaki Yamamoto, Yoshihiro Fujiwara, Shinji Tsuchida, Toshihiko Fujita
2022 Volume 27 Number 2 Pages 251-258


Taxonomic Reassessment of Albula (Albuliformes: Albulidae) from Japan and Adjacent Waters with Reliable Records of Albula argentea, A. koreana and A. oligolepis from Japan
Mizuki Matsunuma, Nene Nagaya, Koichi Hidaka, Yoshiaki Kai
2022 Volume 27 Number 2 Pages 259-277


Limnotrachelobdella okae (Hirudinida: Piscicolidae) Parasitic on Big-scaled Redfin, Pseudaspius hakonensis (Cypriniformes: Leuciscidae), in Two Brackish Water Lakes, Hokkaido, Japan
Kazuya Nagasawa, Mizuki Sasaki, Hajime Matsubara
2022 Volume 27 Number 2 Pages 279-284


First Records of a Rare Deep-sea Anglerfish, Himantolophus azurlucens, from the Western North Pacific, with Comments on the DNA Barcodes of the Genus (Lophiiformes: Himantolophidae)
Yoshiaki Kai, Akinori Otani, Ryo Misawa, Benjamin W. Frable, Fumihito Tashiro
2022 Volume 27 Number 2 Pages 285-292


Kyonemichthys rumengani (Teleostei: Syngnathidae) is Sister Taxon to the Pipefish Genus Urocampus: Genetic and Morphological Evidence
Nozomi Hanahara, Miyako Tanimoto, Naoki Shirakawa
2022 Volume 27 Number 2 Pages 293-299


Two New Species of Lecithotrophic Nauplius y with Remarkable Labra from Okinawa, Japan, and a Family-Group Name for y-Larvae (Crustacea: Thecostraca: Facetotecta: Hansenocarididae fam. nov.)
Jørgen Olesen, Mark J. Grygier
2022 Volume 27 Number 2 Pages 301-317


Two New Species of Ground Spiders (Araneae: Gnaphosidae) from Okinawa Islands, Japan
Yuya Suzuki, Haruki Tatsuta
2022 Volume 27 Number 2 Pages 319-328


A New Species of Neolobogynium and New Records of Lobogynium sudhiri of the Mite Family Diplogyniidae (Acari: Mesostigmata: Trigynaspida) Phoretic on Some Beetles (Coleoptera: Histeridae, Synteliidae, and Geotrupidae) from Japan
Hajime Saito
2022 Volume 27 Number 2 Pages 329-340


First Japanese Records of Bathycongrus castlei (Teleostei: Anguilliformes: Congridae) from Tosa Bay, Kochi Prefecture
Kyohei Sakai, Toshiyuki Ohkawa, Noritaka Mochioka
2022 Volume 27 Number 2 Pages 341-346