INTO DARKNESS - Roppon-Ashi

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Into DarknessThe Beauty of Japanese Trechini: ISBN 978-4-902649-17-8; Date of publication : February 24th, 2024; Author : Shinya KAWAI; Publisher : Roppon-Ashi Entomological Books; B5 format (182mm×257mm); Hard cover 304 pages in colour; Retail price: JPY18, 000; Weight : 1.4 kg

This book is a photographic catalogue of all 443 Japanese trechiniid beetles known up to 2023

1. High definition focus stacking images of 92 live individual of trechiniid beetles are shown on one full page or half page.
2. 99 habitats of trechiniid beetle such as caves, abandoned mines and colluvia are shown in many photos.
3. Taxonomy, morphology and distributions of 32 genera of Japanese Trechini are summarized. (in Japanese)
4. All 443 Japanese trechiniid beetles known up to 2023 are listed in scientific names, body lengths, type localities, references and distributions. (in Japanese)
5. Distributional area of 21 genera of Japanese Trechini are shown in 7 area maps of Japan.
6. Research trips for 142 Japanese caves made by the author for 22 years are introduced with detail information. (in Japanese)
7. Photographic guide to the Trechini specimen collecting, mounting and photographing method with images. (in Japanese)
8. Descriptional papers of all 443 Japanese trechiniid beetles are listed as references.

Containing new genus Ryukyuaphaenops Sugaya et al., 2023