Demaorchestia parapacifica ( Kim, Jung & Min, 2013 ) Lowry & Myers, 2022

Lowry, J. K. & Myers, A. A., 2022, Platorchestiinae subfam. nov. (Amphipoda, Senticaudata, Talitridae) with the description of three new genera and four new species, Zootaxa 5100 (1), pp. 1-53 : 16-17

publication ID

https://doi.org/ 10.11646/zootaxa.5100.1.1

publication LSID

lsid:zoobank.org:pub:F42DAC62-0E30-442E-A375-87FC02B2CC99

DOI

https://doi.org/10.5281/zenodo.6312317

persistent identifier

https://treatment.plazi.org/id/03A487D2-955C-0856-E0F1-FF42E949FD40

treatment provided by

Plazi

scientific name

Demaorchestia parapacifica ( Kim, Jung & Min, 2013 )
status

comb. nov.

Demaorchestia parapacifica ( Kim, Jung & Min, 2013) View in CoL comb. nov.

( Fig. 8 View FIGURE 8 )

Platorchestia parapacifica Kim, Jung & Min, 2013: 829 View in CoL , figs 2–7.

Type material. Holotype, male, 19.2 mm, NIBRIVOOOO268878. Paratypes: 6 male, 5 females, NIBRIV- OOOO268879–87 , same data holotype.

Type locality. Geumseongcheon Stream , Jeju-do, South Korea (33°26’N 126°17’E) GoogleMaps .

Ecological type. Beach-hoppers.

Habitat. “Living mainly on the sandy shores around river mouths (salinity ranged between 5–20 psu). It is usually found under rotting hay or in silt beside the water.” ( Kim, Jung & Min (2013).

Molecular data. 596 bp CO1 gene sequences (GenBank accession numbers KF016044 View Materials - KF016047 View Materials ) were obtained from four specimens of the new species .

Size. 19.2 mm, female, 13.5 mm.

Diagnosis (male). Based on Kim, Jung & Min (2013).

Gnathopod 2 propodus with midpalmar sinus; dactylus blunt or apically pinched. Epimeron 3 posterior margin smooth. Telson with 10–11 robust setae per lobe.

Remarks. Demaorchestia parapacifica is the only species in the genus with at least 10 robust setae on each telson lobe.

Distribution. South Korea. Sehwa Beach (33°31’N 126°51’E), Jeju-do, South Korea; Seomjin River (34°59’N 127°46’E), Jeollanam-do, South Korea; Osipcheon Stream (36°21’N 129°22’E), Gyeongsangbuk-do ( Kim, Jung & Min, 2013).

Kingdom

Animalia

Phylum

Arthropoda

Class

Malacostraca

Order

Amphipoda

Family

Talitridae

Genus

Demaorchestia

Loc

Demaorchestia parapacifica ( Kim, Jung & Min, 2013 )

Lowry, J. K. & Myers, A. A. 2022
2022
Loc

Platorchestia parapacifica

Kim, M. - S. & Jung, J. - H. & Min, G. - S. 2013: 829
2013
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