First report of the genus Rhyncholagena Lang, 1944 from the South China Sea, with the description of a new species (Crustacea, Copepoda, Harpacticoida, Miraciidae)

By

Ma, Lin
Li, Xinzheng

Type

Article

Date of Publication

2018

Original Publication

ZooKeys

Volume

805

Pages

15-31

Subjects

Benthic copepods , Crustacea , new species , taxonomy

Contributed by

Pensoft Publishers

Language

English

Published by

Sofia, Bulgaria Pensoft Publishers

Identifiers

DOI: https://doi.org/10.3897/zookeys.805.24331

 

Abstract

During analysis of sediment samples from South China Sea, a new species belonging to the genusRhyncholagenaLang, 1944 was found and described here.Rhyncholagenaparaspinifersp. n.differs from its congeners by the following combined characteristics: body ornamented dorsally with at least one row of spinules on each somite except penultimate urosomite; A2 exopod two-segmented; P1 enp-2 with one inner seta; P3 exp-3 with two inner setae, P3 enp-2 with one inner seta; female P5 exopod with five setae; male P5 baseoendopod with two setae and exopod with four setae. This is the first report of the genusRhyncholagenain the China seas. In addition, a key to all valid species ofRhyncholagenais given, along with tables of morphological characters of all valid species and their distributions.