Doryporella spathulifera
Doryporella spathulifera (Smitt, 1868) (Fig. 1; Table 1) Lepralia spathulifera Smitt, 1868: 20, 124, pl. 26, figs 94–98. Doryporella spatulifera: Norman 1903: 106. Doryporella spathulifera: Grischenko, Mawatari & Taylor 2000: 248, fig. 1. Material examined. Lectotype (designated here) SMNH-Type-...
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ftzenodo:oai:zenodo.org:6425464 2023-05-15T15:02:20+02:00 Doryporella spathulifera Martino, Emanuela Di 2022-04-08 https://zenodo.org/record/6425464 https://doi.org/10.5281/zenodo.6425464 unknown info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/038254222A3544438A9FFE352A13FD0A doi:10.11646/zootaxa.5125.2.4 http://zenodo.org/record/6424502 http://publication.plazi.org/id/FFBB2C5A2A3744408A08FFB82F56FFA3 doi:10.5281/zenodo.6424504 http://table.plazi.org/id/DF54B5BC2A3444438A9FFD602A39FD52 http://zoobank.org/6DDA279A-FA5F-4993-98DD-FC40133292BB doi:10.5281/zenodo.6425463 https://zenodo.org/communities/biosyslit https://zenodo.org/record/6425464 https://doi.org/10.5281/zenodo.6425464 oai:zenodo.org:6425464 info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode Revision of the type species of some cheilostome bryozoan genera in the collection of the Swedish Museum of Natural History, pp. 157-181 in Zootaxa 5125(2) 159-160 Biodiversity Taxonomy Animalia Bryozoa Gymnolaemata Cheilostomatida Doryporellidae Doryporella Doryporella spathulifera info:eu-repo/semantics/other publication-taxonomictreatment 2022 ftzenodo https://doi.org/10.5281/zenodo.642546410.11646/zootaxa.5125.2.410.5281/zenodo.642450410.5281/zenodo.6425463 2023-03-10T20:05:03Z Doryporella spathulifera (Smitt, 1868) (Fig. 1; Table 1) Lepralia spathulifera Smitt, 1868: 20, 124, pl. 26, figs 94–98. Doryporella spatulifera: Norman 1903: 106. Doryporella spathulifera: Grischenko, Mawatari & Taylor 2000: 248, fig. 1. Material examined. Lectotype (designated here) SMNH-Type-1729a (Fig. 1), and paralectotype SMNH-Type-1729b; two colonies encrusting the same bivalve shell; Hinlopen Strait, Waigatsöarna, Svalbard, Norway; 79˚10’N 19˚E; depth 55 m. Leg. Swedish Arctic Expedition 1861. Remarks. The four species of the genus Doryporella have been thoroughly described and illustrated in Grischenko et al. (2000, 2004). No type material of D. spathulata, the type species of the genus, was illustrated by these authors, although among the specimens examined (Grischenko et al. 2000, p. 248) some are from the Swedish Arctic Expedition and collected off Svalbard, as the type material illustrated here. The two syntype colonies are both fan-shaped, 3.8 x 5.5 mm (lectotype) and 3.5 x 4.2 mm (paralectotype) in size respectively, with subsequent generations of autozooids budded only distally from the ancestrula (Fig. 1A). The study of this material allows a better observation of the ancestrula confirming it to be tatiform (Fig. 1B), about 290 µm long by 220 µm wide; nine spines, about 70 µm long, are placed on the smooth gymnocyst and encircle the subcircular opesia, 175 µm long by 165 µm wide; the gymnocyst is well-developed proximally (90–100 µm); the opesia is outlined by a raised rim indented by the spines. An additional observation is related to the ovicell, which in the same colony can either be kenozooidal, occupying the space between autozooids and developed at the colony growing edge (Fig. 1D), or produced by the distal zooid and occupying most of its frontal surface. In this latter case, the distal zooid sometimes fails to bud the frontal, centrally placed, adventitious avicularium (Fig. 1C). Compared to size measurements reported in Grischenko et al. (2000), the syntype colony shows slightly ... Other/Unknown Material Arctic Hinlopen Strait Svalbard Zenodo Arctic Svalbard Norway |
institution |
Open Polar |
collection |
Zenodo |
op_collection_id |
ftzenodo |
language |
unknown |
topic |
Biodiversity Taxonomy Animalia Bryozoa Gymnolaemata Cheilostomatida Doryporellidae Doryporella Doryporella spathulifera |
spellingShingle |
Biodiversity Taxonomy Animalia Bryozoa Gymnolaemata Cheilostomatida Doryporellidae Doryporella Doryporella spathulifera Martino, Emanuela Di Doryporella spathulifera |
topic_facet |
Biodiversity Taxonomy Animalia Bryozoa Gymnolaemata Cheilostomatida Doryporellidae Doryporella Doryporella spathulifera |
description |
Doryporella spathulifera (Smitt, 1868) (Fig. 1; Table 1) Lepralia spathulifera Smitt, 1868: 20, 124, pl. 26, figs 94–98. Doryporella spatulifera: Norman 1903: 106. Doryporella spathulifera: Grischenko, Mawatari & Taylor 2000: 248, fig. 1. Material examined. Lectotype (designated here) SMNH-Type-1729a (Fig. 1), and paralectotype SMNH-Type-1729b; two colonies encrusting the same bivalve shell; Hinlopen Strait, Waigatsöarna, Svalbard, Norway; 79˚10’N 19˚E; depth 55 m. Leg. Swedish Arctic Expedition 1861. Remarks. The four species of the genus Doryporella have been thoroughly described and illustrated in Grischenko et al. (2000, 2004). No type material of D. spathulata, the type species of the genus, was illustrated by these authors, although among the specimens examined (Grischenko et al. 2000, p. 248) some are from the Swedish Arctic Expedition and collected off Svalbard, as the type material illustrated here. The two syntype colonies are both fan-shaped, 3.8 x 5.5 mm (lectotype) and 3.5 x 4.2 mm (paralectotype) in size respectively, with subsequent generations of autozooids budded only distally from the ancestrula (Fig. 1A). The study of this material allows a better observation of the ancestrula confirming it to be tatiform (Fig. 1B), about 290 µm long by 220 µm wide; nine spines, about 70 µm long, are placed on the smooth gymnocyst and encircle the subcircular opesia, 175 µm long by 165 µm wide; the gymnocyst is well-developed proximally (90–100 µm); the opesia is outlined by a raised rim indented by the spines. An additional observation is related to the ovicell, which in the same colony can either be kenozooidal, occupying the space between autozooids and developed at the colony growing edge (Fig. 1D), or produced by the distal zooid and occupying most of its frontal surface. In this latter case, the distal zooid sometimes fails to bud the frontal, centrally placed, adventitious avicularium (Fig. 1C). Compared to size measurements reported in Grischenko et al. (2000), the syntype colony shows slightly ... |
format |
Other/Unknown Material |
author |
Martino, Emanuela Di |
author_facet |
Martino, Emanuela Di |
author_sort |
Martino, Emanuela Di |
title |
Doryporella spathulifera |
title_short |
Doryporella spathulifera |
title_full |
Doryporella spathulifera |
title_fullStr |
Doryporella spathulifera |
title_full_unstemmed |
Doryporella spathulifera |
title_sort |
doryporella spathulifera |
publishDate |
2022 |
url |
https://zenodo.org/record/6425464 https://doi.org/10.5281/zenodo.6425464 |
geographic |
Arctic Svalbard Norway |
geographic_facet |
Arctic Svalbard Norway |
genre |
Arctic Hinlopen Strait Svalbard |
genre_facet |
Arctic Hinlopen Strait Svalbard |
op_source |
Revision of the type species of some cheilostome bryozoan genera in the collection of the Swedish Museum of Natural History, pp. 157-181 in Zootaxa 5125(2) 159-160 |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/038254222A3544438A9FFE352A13FD0A doi:10.11646/zootaxa.5125.2.4 http://zenodo.org/record/6424502 http://publication.plazi.org/id/FFBB2C5A2A3744408A08FFB82F56FFA3 doi:10.5281/zenodo.6424504 http://table.plazi.org/id/DF54B5BC2A3444438A9FFD602A39FD52 http://zoobank.org/6DDA279A-FA5F-4993-98DD-FC40133292BB doi:10.5281/zenodo.6425463 https://zenodo.org/communities/biosyslit https://zenodo.org/record/6425464 https://doi.org/10.5281/zenodo.6425464 oai:zenodo.org:6425464 |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/publicdomain/zero/1.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.642546410.11646/zootaxa.5125.2.410.5281/zenodo.642450410.5281/zenodo.6425463 |
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1766334306162049024 |