Modern problems of studying cephalopods . Morphology, Systematics, Evolution, Ecology and Biostratigraphy . Materials”, published by the team of authors, is a unique publication that immerses the reader in the fascinating and multifaceted world of cephalopods. This is not just a scientific work, but a real encyclopedia covering a wide range of topics related to these amazing creatures that live in both the deep sea and fresh water. Galloped mollusks, such as octopuses, squid and nautilus, have long attracted the attention of scientists and nature lovers due to their unusual morphology, complex behavior and high degree of adaptation to various living conditions. The book explores key aspects of their morphology, allowing a deeper understanding of how the body structure of these mollusks is related to their lifestyles and ecological niches. The authors emphasize the importance of studying these aspects to understand evolutionary processes that have occurred over millions of years. Who can be interested in this book? First of all, it will be useful for students and graduate students of biological and environmental specialties, as well as for everyone who is interested in marine biology and zoology . Researchers and practicing biologists will find in it relevant data and new approaches to the study of cephalopods. However, the book is not limited to only a highly specialized audience. Nature lovers and anyone interested in the mysteries of the deep sea will be able to discover many new facts and amazing stories about the life of these unusual creatures. The themes raised in the book are diverse and multi-layered. The authors discuss not only the morphological features and systematics of cephalopods, but also their ecological roles in marine ecosystems. They investigate how changes in the environment affect cephalopod populations, making the book relevant in the context of global environmental change. Biostratigraphy, as one of the topics considered in the publication, opens new horizons for understanding geological history and changes in biosystems over time. The style of the authors is distinguished by scientific rigor, but at the same time the accessibility and clarity of the presentation . This allows the reader not only to assimilate complex scientific concepts, but also to enjoy the reading process. The team of authors includes leading experts in the field of marine biology, which guarantees the high quality and relevance of the materials presented. Their previous work, such as studies on the systematics of mollusks and their ecology, has already established itself in the scientific community, and this book continues their traditions. “Modern problems of studying cephalopods” is not just a book, but an important contribution to science, which will be useful to both professional researchers and amateurs. It opens doors to a world full of mysteries and amazing discoveries, and inspires further research. If you want to know how cephalopods adapted to life in the ocean, what evolutionary changes they have undergone and what role they play in ecosystems, this book will be your reliable guide. Do not miss the opportunity to immerse yourself in the exciting world of mollusks and discover their secrets!