Karstodiaptomus, Shu, Shusen, Brancelj, Anton, Chen, Feizhou, Yang, Junxing & Chen, Xiaoyong, 2017

Shu, Shusen, Brancelj, Anton, Chen, Feizhou, Yang, Junxing & Chen, Xiaoyong, 2017, A new freshwater stygobiotic calanoid (Copepoda: Speodiaptominae) from Yunnan, China, Zootaxa 4290 (1), pp. 192-200 : 193

publication ID

https://doi.org/ 10.11646/zootaxa.4290.1.12

publication LSID

lsid:zoobank.org:pub:4A6604D6-A807-4AA3-90DA-854137A85FF8

DOI

https://doi.org/10.5281/zenodo.6044727

persistent identifier

https://treatment.plazi.org/id/03D787EE-292D-F64D-FF14-2972CED28585

treatment provided by

Plazi

scientific name

Karstodiaptomus
status

gen. nov.

Genus: Karstodiaptomus n. gen.

Diagnosis of the genus. Body transparent in live specimens and white when preserved in alcohol; body length about 1 mm; body shape typical for Diaptomidae ; eye not discernible. Antennule with 25 discernible segments in female, 23 in right prehensile antennule in male. Segments 13–16 in male right antennule only slightly widened; segments 7, 9, 10, 12, 13, 15, 17, 18 with 1 spine each, segment 19 with 2 spines. No spine or hyaline membrane on antepenultimate segment. Rostrum well developed in both sexes, with 2 finger-like projections. Pd4–Pd5 incompletely fused in female and in Pd2–Pd4 of male. Lateral wings of Pd 5 in both sexes moderately developed, with 1 sensillum on left side in female; 2 sensilla on left and 1 on right side in male. Urosome in female asymmetrical, with 3 discernible somites; 5-segmented in male. P1–P3 with 2-segmented Exp and Enp, P4 with 3- segmented Exp and 2-segmented Enp. Number of setae on P1–P4 Exp-2 as: 5, 6, 6, 5. P5 Exp- 2 in female modified into beak-like extension, smooth; Exp-3 reduced, represented by 1 spine and 1 seta; Enp 1-segmented, long. Endclaw of P5 Exp-2 on right leg in male long, slender; Enp on right leg 1-segmented, long; Exp-2 on left leg short, with short process apically.

Kingdom

Animalia

Phylum

Arthropoda

Class

Maxillopoda

Order

Calanoida

Family

Diaptomidae

SubFamily

Speodiaptominae

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