scholarly journals A new species of Leiochrides Augener, 1914 (Annelida: Capitellidae) from the Beibu Gulf, South China Sea

2020 ◽  
Vol 8 ◽  
Author(s):  
Jun-Hui Lin ◽  
María García-Garza ◽  
He-Shan Lin ◽  
Jian-Jun Wang

Polychaetes of the family Capitellidae are poorly studied in Chinese waters. Amongst the known capitellid genera in China, Leiochrides Augener, 1914 is an unusual genus encountered in marine surveys. In this study, a Leiochrides specimen was obtained during a survey conducted in the Beibu Gulf, northern South China Sea and described herein as a new species Leiochrides guangxiensis sp. nov. The new species differs from its congeners by having uniramous chaetiger 1, chaetigers 11–12 with notopodial capillaries and neuropodial hooks, abdominal hooks with seven teeth above the main fang in three rows, pygidium with four anal cirri, and branchial fascicles with up to 17 filaments. The taxonomic status of the monospecific genus Pseudoleiocapitella Harmelin, 1964 and Leiochrides norvegicus Fauchald, 1972 are discussed.

Zootaxa ◽  
2009 ◽  
Vol 2294 (1) ◽  
pp. 39-46
Author(s):  
WENLIANG LIU ◽  
RUIYU LIU

A new species, Michaelcallianassa sinica, from the Beibu Gulf (Tonkin Gulf), northern South China Sea, is described and illustrated. The new species is readily distinguished from M. indica Sakai, 2002, the type species of the genus, by its short uropodal endopod and exopod, and elongated carpus of the minor cheliped.


Zootaxa ◽  
2017 ◽  
Vol 4226 (4) ◽  
pp. 581 ◽  
Author(s):  
JINGHUAI ZHANG ◽  
YANJIE ZHANG ◽  
KAREN OSBORN ◽  
JIAN-WEN QIU

Eulepethidae is a family of scale-bearing polychaetes. Although members of this family are common inhabitants of tropical and subtropical coastal waters, their diversity is low, with only 22 recognized species in six genera. Here we describe Eulepethus nanhaiensis sp. nov. based on 12 specimens collected from the coastal waters of the northern South China Sea. This new species can be distinguished from Eulepethus hamifer, the only previously described species in this genus, by having up to two spade-shaped lateral processes in some of the anterior elytrae, a blunt-tipped acicular chaeta in the neuropodia of segment 3, and a pair of non-overlapping elytrae in each posterior segment. Phylogenetic analysis indicates that Grubeulepis and Mexieulepis are sister genera, and these two genera form the sister clade of Eulepethus.  


ZooKeys ◽  
2015 ◽  
Vol 545 ◽  
pp. 27-36 ◽  
Author(s):  
Jian-Wen Qiu ◽  
Jinghuai Zhang ◽  
Yanjie Zhang

Crustaceana ◽  
2017 ◽  
Vol 90 (1) ◽  
pp. 35-48 ◽  
Author(s):  
Jian-Qiang Yin ◽  
Kai-Zhi Li ◽  
Ye-Hui Tan

Specimens previously identified asBathyconchoecia paululasensu Yin & Chen, 1991 andBathyconchoecia galeritasensu Yin & Chen, 1991, together with two similar specimens, are reclassified as a new species,Bathyconchoecia incisasp. nov., which we describe and illustrate in detail here. The present species is similar toBathyconchoecia sagittariusandBathyconchoecia kornickeriin having a shallow notch on the posterodorsal corner of the carapace, but can be easily distinguished from these species by the structure of the posterior margin of the carapace and the striated sculpturing on the surface of the valves. The specimens on which this new classification was based were collected at shallow depths (<125 m) off the east coast of Hainan Island, in the northern South China Sea and in the Zengmu (James) Shoal and adjacent areas in the southern South China Sea.B. incisais likely to be a shallow-water species or has a wide bathymetric range.


Zootaxa ◽  
2018 ◽  
Vol 4377 (3) ◽  
pp. 387 ◽  
Author(s):  
JINGHUAI ZHANG ◽  
PAT HUTCHINGS

Benthic ecology monitoring in the northern South China Sea revealed many individuals of the polychaete genus Terebellides (Annelida), which are common in soft sediments in shallow waters (4.5–41.0 m). Three new species of Terebellides are described, including T. guangdongensis n. sp., T. yangi n. sp. and T. ectopium n. sp. Terebellides guangdongensis n. sp. is mainly found in Guangdong waters. Terebellides yangi n. sp. and T. ectopium n. sp. are mainly found in Beibu Gulf. A key to all described species of Terebellides from the Northwestern Pacific is given. 


Zootaxa ◽  
2017 ◽  
Vol 4238 (4) ◽  
pp. 562 ◽  
Author(s):  
JIXING SUI ◽  
XINZHENG LI

A new species of scale-worm, Lepidonotopodium okinawae sp. nov. from the Okinawa Trough is described. The new species differs from the other species of Lepidonotopodium by having 24 segments and numerous foveolae on the surface of elytra with one globular micropapilla in every foveola. A new record of the mussel commensal Branchipolynoe pettiboneae Miura & Hashimoto, 1991 is reported and described from the northern South China Sea, where for the first time the scale-worm is noted as occurring at a cold-seep. Keys to distinguish the species of Branchipolynoe and Lepidonotopodium are provided. 


Crustaceana ◽  
2014 ◽  
Vol 87 (10) ◽  
pp. 1185-1191
Author(s):  
Zhongli Sha ◽  
Zhongli Sha ◽  
Xianqiu Ren

A new species of deep-water barnacle belonging to the family Poecilasmatidae is described from the South China Sea.Glyptelasma dentatumsp. nov. differs from its congeners in having an inwardly projecting tooth on either side of the internal median concavity of the basally expanded margins of the carina. Information on distribution and a key to the world’s species ofGlyptelasmaare provided.


2015 ◽  
Vol 96 (8) ◽  
pp. 1671-1675 ◽  
Author(s):  
Vahid Sepahvand ◽  
Nasrollah Rastegar Pouyani ◽  
Farzaneh Momtazi

Sampling in subtidal waters of the Persian Gulf revealed a new species of ghost shrimp from the family Gourretiidae. Gourretia qeshmensis sp. nov. resembles G. sinica from the South China Sea and G. manihinae from Tanzania. Gourretia qeshmensis sp. nov. differs from these two species by characters of the ischium of the large cheliped, pereopod 3, exopod of the uropod and maxilliped 3.


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