Number 54

2026
Memoirs of the National Museum of Nature and Science, No. 54

P.1 

Biodiversity of the Imperial Palace Grounds, Tokyo (The Third Survey Period): Fauna(1.1 MB)
Shûhei Nomura, Yoshihito Ohmura, Kenichi Okumura, Utsugi Jinbo, Takuya Kiyoshi, Tatsuya Ide, Hiroshi Saito, Kazunori Hasegawa, Isao Nishiumi, Gento Shinohara, Natsuhiko
Yoshikawa, Toshiaki Kuramochi, Hirotsugu Ono & Toshihiko Fujita

P.9

New Records in Tardigrade Fauna of the Imperial Palace, Tokyo(1.0 MB)
Atsushi C. Suzuki, Kenta Sugiura, Kurumi Yoshimura, Yuya Inoue & Yoshito Ohmura

P.15

Pseudoscorpiones Fauna of the Imperial Palace, Tokyo(684.8 KB)
Makoto Akiyama, Rei Ueshima, Kazunori Hasegawa & Hiroshi Saito

P.19

Spiders Recorded in the Imperial Palace: Results of the Third Survey(1.6 MB)
Ken-ichi Okumura & Hirotsugu Ono

P.41

Dragonflies and Damselflies of the Imperial Palace, Tokyo (2021–2025)(Insecta: Odonata)(2.9 MB)
Takuya Kiyoshi & Hideto Kita

P.65

A List of Newly Discovered Beetle Species from the Garden of Imperial Palace, Chiyoda, Tokyo, Japan, with Special Interest of Introduced Species(2.6 MB)
Shûhei Nomura, Eimon Ueda, Yutaka Matsubara, Hiromu Kamezawa, Hiroshi Yamazaki,Naoki Kaneko, Sôichirô Taru, Showtarô Kakizoe, Yukihiro Uchiumi & Kazuyuki Oshima

P.107

A List of Beetle Species (Insecta, Coleoptera) from the Garden of Imperial Palace, Chiyoda, Tokyo, Japan recorded from 2000 to 2025(933.8 KB)
Shûhei Nomura, Yutaka Matsubara, Eimon Ueda, Hiromu Kamezawa, Hiroshi Yamazaki, Naoki Kaneko, Sôichirô Taru, Showtaro Kakizoe, Yukihiro Uchiumi & Kazuyuki Oshima

P.139

Population Dynamics of Large Scarabaeoid Beetle Fauna (Scarabaeoidea: Coleoptera) in the Garden of Imperial Palace, Tokyo, Japan(2.5 MB)
Naoki Kaneko, Shûhei Nomura, Kazuyuki Oshima, Showtaro Kakizoe, Sôichirô Taru & Yukihiro Uchiumi

P.153

Aquatic Beetles Fauna in the Garden of the Imperial Palace, Tokyo, Japan(1.4 MB)
Sôichirô Taru, Yukihiro Uchiumi, Shûhei Nomura, Hiromu Kamezawa, Showtaro Kakizoe & Kazuyuki Oshima

P.161

Genetic Structure of Three Species of Protaetia (Cetoniinae: Scarabaeidae: Coleoptera: Insecta) Based on the Mitochondrial COI Region at the Garden of Imperial Palace, Tokyo, Japan(1.2 MB)
Showtaro Kakizoe, Yukihiro Uchiumi, Shûhei Nomura, Yûhi Seshima, Naoki Kaneko, Kazuyuki Oshima & Sôichirô Taru

P.169

A Moth Survey at Gardens in the Imperial Palace, Tokyo (2021–2025)(2.6 MB)
Utsugi Jinbo, Hideo Nakajima, Keitaro Eda, Masahiro Iimori, Taiyo Oka, Yusuke Sakamoto, Masaki Yamaguchi & Yasunori Kishida

P.203

Butterfly Fauna of the Imperial Palace, Tokyo (2021–2025)(3.2 MB)
Masaya Yago, Shigeo Kubota, Junichi Asahi & Utsugi Jinbo

P.231

Ceratopogonidae of the Imperial Palace, Tokyo(779.9 KB)
Takao Kanasugi & Tatsuya Ide

P.235

Insect Galls in Fukiage-Gyoen, the Imperial Palace, Tokyo(1.0 MB)
Tatsuya Ide

P.243

The list of Proctotrupidae (Hymenoptera: Proctotrupoidea) Collected in the Imperial Palace, Tokyo(626.7 KB)
Junta Abe, Kenzo Yamagishi & Tatsuya Ide

P.247

Update to the Catalogue of the Aculeata (Hymenoptera: Apocrita) in the Imperial Palace, Tokyo(811.1 KB)
Tatsuya Ide

P.265

Terrestrial and Freshwater Molluscs of the Imperial Palace, Tokyo Collected During Parasitological Surveys(1.7 MB)
Tsuyoshi Takano, Tsukasa Waki & Toshiaki Kuramochi

P.291

Fishes from the Moats and Ponds of the Imperial Palace Inner Garden, Tokyo, Japan in 2024–2025(3.4 MB)
Gento Shinohara, Munenori Kishida, Masanori Nakae, Kyoji Fujiwara, Mao Sato & Masayoshi Hayashi

P.329

Genetic Characteristics of Japanese Bush Warblers and Long-tailed Tits Breeding in Green Spaces in Central Tokyo Since the 2010s: Estimating the Metapopulation Structure of Urban Birds(1.0 MB)
Isao Nishiumi, Aki Higuchi, Sayako Kuroda, Mizuki Mochizuki, Sayaka Kobayashi & Takema Saitoh

P.343

Breeding Status of Northern Goshawk (Accipiter gentilis) and Ural Owl (Strix uralensis) at the Imperial Palace and Akasaka Imperial Grounds, Central Tokyo (2001–2025)(1.8 MB)
Aki Higuchi, Sayako Kuroda, Tatsuhiko Ando, Sayaka Kobayashi, Takema Saitoh, Sachie Anzai & Isao Nishiumi

P.355

Amphibians and Reptiles recorded in the Imperial Palace and Kitanomaru Garden, Tokyo(1.0 MB)
Natsuhiko Yoshikawa

P.363

Surveys on Parasite Fauna (Helminths, Acarids and Crustaceans) in the Imperial Palace, Tokyo(1.3 MB)
Toshiaki Kuramochi, Naoya Sata, Tsuyoshi Takano, Tsukasa Waki, Takashi Iwaki & Kazuo Ogawa