Acanthodasys caribbeanensis sp. n., a new species of Thaumastodermatidae (Gastrotricha, Macrodasyida) from Belize and Panama

作者：Hochberg Rick^*; Atherton Sarah

来源：ZooKeys, 2010, (61): 1-10.

DOI：10.3897/zookeys.61.552

• Meiofauna Caribbean
• Panama
• Belize
• gastrotrich
• taxonomy

We describe one new species of Acanthodasys (Gastrotricha Macrodasyida Thaumastodermatidae) collected from sublittoral sites around Carrie Bow Cay, Belize and Isla Colon in the Bocas del Toro archipelago, Panama Though eight species of Acanthodasys are currently recognized no species has yet been reported from the Caribbean Acanthodasys caribbeanesis sp n is characterized by the lack of lateral adhesive tubes the presence of ventrolateral adhesive tubes and with cuticular armature in the form of both spineless and spined scales The spineless scales are not elliptical as in other species of Acanthodasys but are instead variable in shape and closely resemble the spineless scales of species of Diplodasys Spined scales bear uniancres up to 50 mu m long and are the largest reported in the genus Uniancres are arranged dorsally around the mouth rim and distributed in five distinguishable columns Adult size vanes from 325-625 mu m long

• 出版日期2010