Neobirsteiniamysis, Hendrickx and Tchindonova, 2020

Tchindonova, Michel E. Hendrickx Julia G., 2020, Validation of Neobirsteiniamysis Hendrickx and Tchindonova, proposed for the nomen nudum Birsteiniamysis Tchindonova (Crustacea: Mysida), Nauplius (e 2020040) 28, pp. 1-2 : 2

Neobirsteiniamysis gen. nov.

Zoobank: urn:lsid:zoobank.org:act:8275C382-3A58-4D40-8238-54D28341C544

Birsteiniamysis .– Tchindonova, 1979: 102 (nomen nudum)

Birsteiniamysis .– Tchindonova 1981: 26, 29 (nomen nudum)

Birsteiniamysis .– Tchindonova, 1993: 153 (nomen nudum)

Neobirsteiniamysis Hendrickx and Tchindonova in Hendrickx et al., 2020: 21 [unavailable name]

Diagnosis. Eyes without pigments, outer margin strongly or slightly concave laterally, presence of microfibrous microstructures on the concave surface, visual elements inside the proximal part of the eyestalk present or absent, ocular papilla present; lateral edges of the telson always wider or equal to proximal part; statocyst poorly developed.

Type species. Petalophthalmus inermis WillemoesSuhm, 1875 by present designation.

Etymology. A combination of “ neo ” (Latin for new) and “ Birsteiniamysis ” (the genus-name it replaces) indicates the origin of the proposed new genus and its historical relationship with the nomen nudum Birsteiniamysis . Gender feminine.

Species included. Neobirsteiniamysis inermis

(W i l lemoe s- Su h m, 1875) c omb. nov. a nd

Neobirsteiniamysis caeca ( Birstein and Tchindonova, 1958) comb. nov.

Remarks. More details on the taxonomy of the genus Neobirsteiniamysis are available in Hendrickx et al. (2020).