Ultimachelium nichollsi
Ultimachelium nichollsi (Lowry, 1984) (Figs 44, 45) Pachychelium antarcticum . ― Nicholls, 1938: 14, fig. 3. ― Bellan-Santini, 1972: 215, pl. 28. ― Lowry & Bullock, 1976: 101 (in part). ― Lowry, 1982: 320. Pachychelium nichollsi Lowry, 1984: 103. ― Barnard & Karaman, 1991: 510. ― De Broyer &...
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Online Access: | https://doi.org/10.5281/zenodo.5251330 http://treatment.plazi.org/id/456087D3361BFFB7B8DF0880FB634892 |
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ftzenodo:oai:zenodo.org:5251330 2024-09-15T17:43:45+00:00 Ultimachelium nichollsi Lowry, J. K. Stoddart, H. E. 2012-03-23 https://doi.org/10.5281/zenodo.5251330 http://treatment.plazi.org/id/456087D3361BFFB7B8DF0880FB634892 unknown Zenodo https://doi.org/10.11646/zootaxa.3246.1.1 http://zenodo.org/record/5249007 http://publication.plazi.org/id/B959FFAB3625FF89B848092DFF814D73 https://sibils.text-analytics.ch/search/collections/plazi/456087D3361BFFB7B8DF0880FB634892 https://doi.org/10.5281/zenodo.5249103 https://doi.org/10.5281/zenodo.5249105 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.5251329 https://doi.org/10.5281/zenodo.5251330 oai:zenodo.org:5251330 http://treatment.plazi.org/id/456087D3361BFFB7B8DF0880FB634892 info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode The Pachynidae fam. nov. (Crustacea: Amphipoda: Lysianassoidea) 3246, pp. 1-69 in Zootaxa, 3246(1), 63, (2012-03-23) Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Pakynidae Ultimachelium Ultimachelium nichollsi info:eu-repo/semantics/other 2012 ftzenodo https://doi.org/10.5281/zenodo.525133010.11646/zootaxa.3246.1.110.5281/zenodo.524910310.5281/zenodo.524910510.5281/zenodo.5251329 2024-07-26T18:00:56Z Ultimachelium nichollsi (Lowry, 1984) (Figs 44, 45) Pachychelium antarcticum . ― Nicholls, 1938: 14, fig. 3. ― Bellan-Santini, 1972: 215, pl. 28. ― Lowry & Bullock, 1976: 101 (in part). ― Lowry, 1982: 320. Pachychelium nichollsi Lowry, 1984: 103. ― Barnard & Karaman, 1991: 510. ― De Broyer & Jazdzewski, 1993: 72. Ultimachelium nichollsi . ― De Broyer et al ., 2007: 158. Material examined. One?female, 12 mm, USNM 1156710, off South Georgia, Southern Ocean, 54°51'S 35°03'W, 168–173 m, trawl, 10 December 1986, Professor Siedlecki , USARP cruise 601, stn 74. –1?male, 10.0 mm, USNM 1157037, unknown locality, stn AH 4-30. –1?male, 11.5 mm, USNM 1157039, unknown locality, stn AH 4-40. Diagnostic description. Head lateral cephalic lobe large, narrowly rounded; ventral margin subsigmoidal. Antenna 1 peduncular article 1 without posterodistal spine; accessory flagellum 2-articulate, article 1 long; flagellum with strong callynophore in specimens of unknown sex. Mandible lacinia mobilis absent; lamina dentata absent; accessory setal row absent; molar absent; palp attached distally; palp article 2 broad, as long as article 3; article 3 tapered distally. Maxilla 1 outer plate with 6 setal-teeth in 3/3 arrangement, setal-teeth smooth; palp absent. Maxilliped inner plate absent; outer plate medium size; palp 4-articulate, article 4 large. Gnathopod 1 subchelate; ischium smaller than propodus merus with anterior margin carpus extremely compressed; propodus length about 1.9 × breadth, posterior margin extremely reduced, with produced corner, corner of palm without robust seta; dactylus reaching to corner of palm. Gnathopod 2 palm minute, obtuse. Pereonite 4 without dorsal spines. Pereonite 5 without dorsal spines. Pereopod 5 merus without posteroproximal shoulder. Pereopod 6 basis with posteroventral lobe weakly produced; merus longer than broad, without posteroproximal shoulder. Pereopod 7 basis subrectangular, posterodistal corner subquadrate , posterior margin weakly dentate; merus, length of anterior margin ... Other/Unknown Material Antarc* Southern Ocean Zenodo |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Pakynidae Ultimachelium Ultimachelium nichollsi |
spellingShingle |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Pakynidae Ultimachelium Ultimachelium nichollsi Lowry, J. K. Stoddart, H. E. Ultimachelium nichollsi |
topic_facet |
Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Pakynidae Ultimachelium Ultimachelium nichollsi |
description |
Ultimachelium nichollsi (Lowry, 1984) (Figs 44, 45) Pachychelium antarcticum . ― Nicholls, 1938: 14, fig. 3. ― Bellan-Santini, 1972: 215, pl. 28. ― Lowry & Bullock, 1976: 101 (in part). ― Lowry, 1982: 320. Pachychelium nichollsi Lowry, 1984: 103. ― Barnard & Karaman, 1991: 510. ― De Broyer & Jazdzewski, 1993: 72. Ultimachelium nichollsi . ― De Broyer et al ., 2007: 158. Material examined. One?female, 12 mm, USNM 1156710, off South Georgia, Southern Ocean, 54°51'S 35°03'W, 168–173 m, trawl, 10 December 1986, Professor Siedlecki , USARP cruise 601, stn 74. –1?male, 10.0 mm, USNM 1157037, unknown locality, stn AH 4-30. –1?male, 11.5 mm, USNM 1157039, unknown locality, stn AH 4-40. Diagnostic description. Head lateral cephalic lobe large, narrowly rounded; ventral margin subsigmoidal. Antenna 1 peduncular article 1 without posterodistal spine; accessory flagellum 2-articulate, article 1 long; flagellum with strong callynophore in specimens of unknown sex. Mandible lacinia mobilis absent; lamina dentata absent; accessory setal row absent; molar absent; palp attached distally; palp article 2 broad, as long as article 3; article 3 tapered distally. Maxilla 1 outer plate with 6 setal-teeth in 3/3 arrangement, setal-teeth smooth; palp absent. Maxilliped inner plate absent; outer plate medium size; palp 4-articulate, article 4 large. Gnathopod 1 subchelate; ischium smaller than propodus merus with anterior margin carpus extremely compressed; propodus length about 1.9 × breadth, posterior margin extremely reduced, with produced corner, corner of palm without robust seta; dactylus reaching to corner of palm. Gnathopod 2 palm minute, obtuse. Pereonite 4 without dorsal spines. Pereonite 5 without dorsal spines. Pereopod 5 merus without posteroproximal shoulder. Pereopod 6 basis with posteroventral lobe weakly produced; merus longer than broad, without posteroproximal shoulder. Pereopod 7 basis subrectangular, posterodistal corner subquadrate , posterior margin weakly dentate; merus, length of anterior margin ... |
format |
Other/Unknown Material |
author |
Lowry, J. K. Stoddart, H. E. |
author_facet |
Lowry, J. K. Stoddart, H. E. |
author_sort |
Lowry, J. K. |
title |
Ultimachelium nichollsi |
title_short |
Ultimachelium nichollsi |
title_full |
Ultimachelium nichollsi |
title_fullStr |
Ultimachelium nichollsi |
title_full_unstemmed |
Ultimachelium nichollsi |
title_sort |
ultimachelium nichollsi |
publisher |
Zenodo |
publishDate |
2012 |
url |
https://doi.org/10.5281/zenodo.5251330 http://treatment.plazi.org/id/456087D3361BFFB7B8DF0880FB634892 |
genre |
Antarc* Southern Ocean |
genre_facet |
Antarc* Southern Ocean |
op_source |
The Pachynidae fam. nov. (Crustacea: Amphipoda: Lysianassoidea) 3246, pp. 1-69 in Zootaxa, 3246(1), 63, (2012-03-23) |
op_relation |
https://doi.org/10.11646/zootaxa.3246.1.1 http://zenodo.org/record/5249007 http://publication.plazi.org/id/B959FFAB3625FF89B848092DFF814D73 https://sibils.text-analytics.ch/search/collections/plazi/456087D3361BFFB7B8DF0880FB634892 https://doi.org/10.5281/zenodo.5249103 https://doi.org/10.5281/zenodo.5249105 https://zenodo.org/communities/biosyslit https://doi.org/10.5281/zenodo.5251329 https://doi.org/10.5281/zenodo.5251330 oai:zenodo.org:5251330 http://treatment.plazi.org/id/456087D3361BFFB7B8DF0880FB634892 |
op_rights |
info:eu-repo/semantics/openAccess Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.525133010.11646/zootaxa.3246.1.110.5281/zenodo.524910310.5281/zenodo.524910510.5281/zenodo.5251329 |
_version_ |
1810490900602683392 |