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On the type locality of the Naso Stardrum Stellifer naso (Jordan 1889), and comments on morphological change over a century

2025/05/05 by Jonas de Andrade Santos, Marcelo R. Britto · 1 voice
Agricultural and Biological Sciences · Environmental Science · #Fish Biology and Ecology Studies #Fish Ecology and Management Studies #Fish biology, ecology, and behavior

paper · pdf · doi:10.1111/jfb.70072

openalex publication_date 2025/05/05 · openalex created_date 2025/05/06 · openalex updated_date 2026/07/30

Abstract

Stellifer naso is known from the State of Bahia (Brazil), but there is a lack of an accurate definition of its type locality. Thayer's expedition (around 1865-1866), led by Louis Agassiz and staff from the Museum of Comparative Zoology (MCZ, Harvard University), intended to explore Brazilian fauna and flora, with most of its material housed in the MCZ and used to describe several species, including S. naso. Examination of specimens from the original description of that species, housed in the MCZ and the Smithsonian National Museum of Natural History, helped review the accurate point of origin for such specimens. A combination of data from reproductive biology and the history of the region further support the actual type locality of S. naso as Iguape Bay, with an error radius of 2.5 km. Damming in the Paraguaçu River in the early 1980s might have had an impact on the morphological variation over time recorded to this species.

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