Dalmatia Nova Serpentum Genera (1831) by Friedrich Ludwig Fleischmann is a concise yet significant herpetological work focusing on newly identified genera of snakes from the Dalmatian region. Drawing on field observations and comparative anatomical study, Fleischmann sought to clarify the classification of several serpentine species that had been inconsistently described by earlier naturalists. His text reflects the early 19th-century scientific drive to catalogue regional biodiversity with ever greater precision, particularly in the relatively less-studied Adriatic territories. Quarto: 35 pages. The treatise presents detailed morphological descriptions, diagnostic features, and distinctions meant to justify the establishment of new genera. Fleischmann writes in the scholarly Latinized style typical of the era, emphasizing both external characteristics and internal anatomical traits. His methodical approach makes the work valuable for understanding how naturalists of the period interpreted variation, taxonomy, and the boundaries of species and genera before the modern synthesis of evolutionary biology. Enhancing the scientific value of the publication are the two large folding coloured copperplate engravings, which provide carefully rendered visual representations of the snakes discussed. These plates illuminate key anatomical details and aid in comparative identification, reflecting the period’s reliance on precise illustration as an essential scientific tool. Today, the book stands as a noteworthy historical contribution to herpetology and to the documentation of Dalmatia’s natural history, prized by scholars and collectors for both its scientific content and its artistic craftsmanship.