Mitogenomic phylogeny of the aquatic subterranean Bathynellacea (Crustacea, Malacostraca) and implications for the monophyly of Syncarida

Su-Jung Ji, Ji-Hun Song, Chi-Woo Lee, Gi-Sik Min, Se-Joo Kim · 2026

Read Mitogenomic phylogeny of the aquatic subterranean Bathynellacea (Crustacea, Malacostraca) and implications for the monophyly of Syncarida by Su-Jung Ji, Ji-Hun Song, Chi-Woo Lee, Gi-Sik Min, Se-Joo Kim (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/PMC13538689.txt.

Description

Su-Jung Ji and colleagues sequence the first complete mitochondrial genomes of underground aquatic crustaceans in a 2026 phylogeny study. The tiny eyeless order lives only in subterranean waters, yet none of its roughly 340 species had a full mitochondrial genome before. Four species from two families were sequenced and placed within a broad crustacean family tree.

The genomes showed extensive gene shuffling, strong composition biases, and fast evolution. Tree analyses firmly supported the group as one lineage, though very long branches hint that underground simplification blurs deep relationships. The two orders once grouped as close kin landed far apart, suggesting their shared traits evolved independently. The authors offer the genomes as resources for rethinking crustacean classification.

Catalog record

CREATORSu-Jung Ji, Ji-Hun Song, Chi-Woo Lee, Gi-Sik Min, Se-Joo Kim
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE34253
LICENSEhttps://creativecommons.org/licenses/by/4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/article/MED/PMC13538689

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