Botryon lisandroi sp. nov. (Cnidaria: Anthozoa), a sea anemone with botryoidal clusters

A new species of sea anemone from the SouthwestAtlantic is described, Botryon lisandroi sp. nov. It is a conspicuous,but scarce species that inhabits the Argentineancoast of Patagonia. It differs from its single congenericB. tuberculatus in tentacle number, coloration, arrangementof mesenteries, cnidae size, and distribution. Males of thegenus Botryon possess botryoidal clusters, which are a gametogenictissue structure that is unique among actiniarians.Fil: Lauretta, Daniel Marcelo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; ArgentinaFil: Penchaszadeh, Pablo Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentin