WebPrevious studies have suggested the oldest Anomura is Platykotta akaina [103,109]. However, its second pair of chelate pereiopods makes this affinity uncertain and it could even be stem-group ... WebBase of the evolutionary tree for Eucarida ← parent. Eucarida (19127 species) . Crabs, lobsters, and shrimps (Decapoda) → (19037 species) unnamed group 1210004 → (14363 species) . unnamed group 1210098 → (14269 species) . unnamed group 1210972 → (13395 species); unnamed group 1210099 → (874 species); Stenopodidea → (94 species) . …
A new Triassic decapod, Platykotta akaina, from the …
WebPlatykotta akaina is a species of decapod crustacean from the Triassic of the United Arab Emirates. It is the oldest known fossil from the infraorder Anomura, and is most closely … WebEocarcinus. Eocarcinus praecursor is a Jurassic species of decapod crustacean, sufficiently distinct from its relatives to be placed in its own family (Eocarcinidae). Often considered the oldest true crab, it was considered by a 2010 study to be an early member of the Anomura. However, a reanalysis in 2024 again found it to be the earliest ... meathc15
Palaeos Arthropods: Crustacea: Decapoda: Meiura
WebPlatykotta akaina is a species of decapod crustacean from the Triassic of the United Arab Emirates. It is the oldest known fossil from the infraorder Anomura, and is most closely … WebThe oldest putative anomuran is Platykotta akaina (Chablais et al. 2011) from the Late Triassic ( Figure 4C). This lobster-looking and uncarcinized decapod shares features in … WebThe single specimen Platykotta akaina n. gen n. sp. is referred to a new family Platykottidae. The studied crus-tacean, initially with only the ventral exposure preserved, peggy hall testing exemption