Sphaerodoropsis kitazatoi, a new species and the first record of Sphaerodoridae (Annelida: Phyllodocida) in SW Atlantic abyssal sediments around a whale carcass

被引:6
|
作者
Shimabukuro, Mauricio [1 ]
Rizzo, Alexandra E. [2 ]
Alfaro-Lucas, Joan M. [1 ]
Fujiwara, Yoshihiro [3 ]
Sumida, Paulo Y. G. [1 ]
机构
[1] Univ Sao Paulo, Inst Oceanog, Dept Oceanog Biol, Lab Dinam Bent, 191 Sala 139, BR-05508120 Sao Paulo, SP, Brazil
[2] Univ Estado Rio de Janeiro, Inst Biol, Dept Zool, Lab Zool Invertebrados, Sala 516,Rua Sao Francisco Xavier 524, BR-20550900 Rio De Janeiro, RJ, Brazil
[3] Japan Agcy Marine Earth Sci & Technol JAMSTEC, 2-15 Natsushima Cho, Yokosuka, Kanagawa 2370061, Japan
基金
巴西圣保罗研究基金会;
关键词
Deep-sea; Whale fall; Sphaerodoropsis; Sphaerodoridae; SW Atlantic; Sao Paulo Ridge; NW IBERIAN PENINSULA; DEEP-SEA; FALL ECOSYSTEMS; POLYCHAETA; ECOLOGY; AMOUREUXI; PACIFIC; OSEDAX; OCEAN; WORMS;
D O I
10.1016/j.dsr2.2017.04.003
中图分类号
P7 [海洋学];
学科分类号
0707 ;
摘要
Anew polychaete species, Sphaerodoropsis kitazatoi (Annelida: Phyllodocida: Sphaerodoridae), is described from the abyssal Southwest Atlantic Ocean at the base of Sao Paulo Ridge (4204 m depth). This species was found in sediments impacted by a whale carcass. The new species has four longitudinal rows of macrotubercles and one transversal row per chaetiger and shares several characters with S. anae Aguado and Rouse, 2006 that is also associated with chemosynthetic environments. They can be clearly distinguished from S. anae and other Sphaerodoropsis species by the arrangement and the number of prostomial, body and parapodial papillae.
引用
收藏
页码:18 / 26
页数:9
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