A new species of Stylicletodes Lang, 1936 (Copepoda: Harpacticoida: Cletodidae) from the East China Sea, including an updated key to species and synopsis of distribution records

Zootaxa ◽  
2021 ◽  
Vol 5051 (1) ◽  
pp. 423-442
Author(s):  
LIN MA ◽  
QING HE LIU ◽  
XIN ZHENG LI ◽  
RONY HUYS

Both sexes of a new species, Stylicletodes wellsi sp. nov. (Harpacticoida: Cletodidae), are described from material collected from sediments in the East China Sea. The new species belongs to a species group whose members are characterized by an anal operculum that has a backwardly directed, median linguiform process and fifth legs that display naked or sparsely pinnate armature elements in both sexes. Within this group, S. wellsi sp. nov. is morphologically closest to S. reductus Wells, 1965 but differs primarily from its European congener in the armature pattern of P4 (both rami) and the female P5. Distribution records of all species are summarized and an updated identification key to the seven valid species in the genus is presented. Taxonomic issues related to the type species S. longicaudatus (Brady, 1880) are briefly discussed.  

Crustaceana ◽  
2016 ◽  
Vol 89 (10) ◽  
pp. 1203-1212
Author(s):  
Yuan-Yuan Han ◽  
Zhong-Li Sha ◽  
Jian-Mei An

A new species of the genusTurleaniaMcLaughlin, 1997,T. sinensissp. nov., is described and illustrated. This new species is morphologically similar toT. senticosa, but differs from that species in having nine pairs of quadriserial gills, and in having the ventromesial margin of the ischium of both chelipeds armed with large, prominent spines. This is the tenth species in this genus, and the first record of the genus from the China Sea. An identification key to species ofTurleaniais provided.


2013 ◽  
Vol 60 (3) ◽  
pp. 237-240
Author(s):  
Jørgen G. Nielsen ◽  
Makoto Okamoto ◽  
Werner Schwarzhans

Zootaxa ◽  
2019 ◽  
Vol 4604 (1) ◽  
pp. 191
Author(s):  
JUNHUI LIN ◽  
MARÍA E. GARCÍA-GARZA ◽  
JIANJUN WANG

The capitellid genus Leiocapitella is characterized by the possession of anterior 12–16 chaetigers exclusively with capillaries and the following 1–2 transitional chaetigers with notopodial capillaries and neuropodial hooded hooks. A new species was obtained from the continental shelf of the East China Sea, and is identified herein as Leiocapitella fujianensis. The new species differs from the other four described species by the number and location of transitional chaetigers, the dentition of abdominal hooks, and the methyl green stain on thorax. A key to all Leiocapitella species is provided in this paper.


Zootaxa ◽  
2017 ◽  
Vol 4306 (3) ◽  
pp. 401 ◽  
Author(s):  
YAN SUN ◽  
YONG HUANG

A new species and a new combination of the family Xyalidae are described from the East China Sea. Elzalia bifurcata sp. nov. is characterized by small body size, relatively long cephalic setae, elongated spicules with bifurcate or y-shaped distal end, simple tubular gubernaculum without apophyses. Elzalia bifurcata sp. nov. differs from the closely related species E. striatitenuis Zhang and Zhang, 2006 and E. mediterranea Vitiello, 1971 by the length of cephalic setae; presence or absence of cervical setae; shape, structure and length of spicules and gubernaculum. Daptonema macrostoma Huang & Xu, 2013 is redescribed and reclassified. The species agrees well with the characters of the genus Paragnomoxyala Jiang & Huang, 2015, such as large buccal cavity; outer labial sensilla papilliform, not setiform; spicules almost straight with slightly curved proximal ends, absence of gubernaculum. Therefore, it is transferred to the genus Paragnomoxyala. As a new combination, the species is named as Paragnomoxyala macrostoma (Huang & Xu, 2013) comb. nov. An emended key to valid species of Elzalia is provided. 


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