Xestoleberis sagamiensis * Kajiyama 1913
Authors/Creators
Description
Xestoleberis sagamiensis Kajiyama, 1913
(Figs 13, 14)
Xestoleberis sagamiensis Kajiyama, 1913: 8, pl. 1, figs 26-29. — Ishizaki 1968: 42, pl. 9, figs 3, 4; 1971: 95, pl. 4, fig. 11. — Kamiya & Nakagawa 1993: 133, fig. 6 (12). — Sato & Kamiya 2007: figs 2, 4, 6, 25-26. — Ozawa & Domitsu 2010: 6, fig. 5 (21).
TYPE LOCALITY. — Misaki, Miura City, Kanagawa Prefecture, Japan.
MATERIAL EXAMINED. — South Korea. 1 ♂, intertidal-zone algae at Hujeong Beach, Hujeong 2-gil, Jukbyeon-myeon, Uljin-gun, Gyeongsangbuk-do, 37°04’12.3”N, 129°25’01.0”E, 0.1 m depth dissected on one slide, NIBRIV0000753781, valves on the micropaleontological slide, NIBRIV0000753781. — 4 specimens kept in 2 ml vial in 99% ethanol, NIBRIV0000834110. — 3 specimens kept in 2 ml vial in 99% ethanol.
BRIEF DESCRIPTION
Carapace (Fig. 13 A-D)
L max = 563 Μm, L min = 530 Μm, L average = 546.6 Μm; H max = 345 Μm, H min = 327 Μm, H average = 336 Μm, N = 5 specimens. With highly arched dorsal margin, and greatest H situated slightly posterior to middle L. In dorsal view spherical egg shaped. Hemimerodont hingement type (Fig. 13D). Ventral margin straight. Ornament smooth with few sieve type setae. Scar print consisting of four prints in vertical row and one situated in front of vertical row (Fig. 13C).
Hemipenis (Fig. 14)
Subreniform, with asymmetrical distal lobes, right distal lobe inverted triangle shaped and left distal lobe dented and strawberry shaped. Sperm tube situated on central margin, with four bare setae near exit of sperm.
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Collection code
- NIBRIV , TYPE
- Material sample ID
- NIBRIV0000753781
- Scientific name authorship
- * Kajiyama
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Order
- Podocopida
- Family
- Xestoleberididae
- Genus
- Xestoleberis
- Species
- sagamiensis
- Taxon rank
- species
- Type status
- holotype
- Taxonomic concept label
- Xestoleberis sagamiensis Kajiyama, 1913 sec. Yoo, Tanaka, Tsukagoshi, Lee & Karanovic, 2019
References
- KAJIYAMA E. 1913. - The Ostracoda of Misaki, Part 3. Zoological Magazine Tokyo (Dobutsugaku-zasshi) 25: 1 - 16.
- ISHIZAKI K. 1968. - Ostracodes from Uranouchi Bay, Kochi Prefecture, Japan. Science Reports of the Tohoku University, Second series 40 (1): 1 - 45.
- KAMIYA T. & NAKAGAWA T. 1993. - Ostracode fossil assembleges in the Holocene shell bed found in Takahama-Cho, Fukui Prefecture, Central Japan. Bulletin of the Fukui City Museum of Natural History 1: 115 - 133.
- SATO T. & KAMIYA T. 2007. - Taxonomical and geographical distribution of recent Xestoleberis species (Cytheroidea, Ostracoda, Crustacea) from Japan. Paleontological Research 11 (2): 183 - 227. https: // doi. org / 10.2517 / 1342 - 8144 (2007) 11 [183: TAGDOR
- OZAWA H. & DOMITSU H. 2010. - Early Pleistocene ostracods from the Hamada Formation in the Shimokita Peninsula, northeastern Japan: the palaeo-biogeographic significance of their occurrence for the shallow-water fauna. Paleontological Research 14 (1): 1 - 18. https: // doi. org / 10.2517 / 1342 - 8144 - 14.1.001
- OKUBO I. 1979. - Three species of Xestoleberis (Ostracoda) from the inland Sea of Japan. Proceedings of the Japanese Society of Systematic Zoology: 8 - 16.
- HANAI T. 1957. - Studies on the Ostracoda from Japan. Subfamilies Cytherurinae G. W. Muller (emend, G. O. Sars, 1925) and Cytheropterinae n. subfam. Journal of the Faculty of Science, University of Tokyo, Section 2 (11): 11 - 36.
- TANAKA G., KASEDA Y. & IKEYA N. 2011. - Reclassification of the Hemicytherura (Crustacea, Ostracoda) from Japan and the surrounding regions. Bulletin of Gunma Museum of Natural History 15: 19 - 42.