Siphonaria emergens
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2024
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| _version_ | 1866902105426493440 |
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| author | Jenkins, Bruce Köhler, Frank |
| author_facet | Jenkins, Bruce Köhler, Frank |
| contents | <p><b><i>Siphonaria emergens</i> (Jenkins, 2018)</b></p><p>(Figs 52E–F, T)</p><p><i>Pugillaria emergens</i> Jenkins 2018: 279, fig. 5A–M (type locality: North Fingal Bay, Port Stephens, NSW [Australia]).</p><p><b>Material examined.</b> <i>Type material.</i> Holotype of <i>P. emergens</i> from North Fingal Bay, Port Stephens, NSW, 32 ° 44.750’S, 152 ° 10.500’E, on beach in shell sand; coll. J. Voorwinde, 1950-60 (AM C.532859), two paratypes, same data as holotype (AM C.532860 2d).</p><p><i>Other, non-type material</i>. Australia, NSW: Off Port Stephens, 32°42′S, 152°15′E (AM C.265971 2d); North Fingal Bay, Port Stephens, 32°44.750′S, 152°10.500′E (AM C.265919 20+d); Shelly Beach, Bateau Bay, S of The Entrance, 33°22′S, 151°29′E (AM C.265912 d); Blue Lagoon Beach, S of Tuggerah Lakes, 33°21′S, 15,1°30′E (AM C.265924 d); Long Reef near Collaroy, 33°44.498′S, 151°19.117′E (AM C.265920 d); Collaroy Beach, 33°43.700′S, 151°18.0′E (AM C.532861 d); Manly Beach, 33°47.817′S, 151°17.368′E (AM C.265913 d); Middle Harbour, 33°49.088′S, 151°15.427′E (AM C.265921 2d); off Chinamans Beach, 33°48.870′S, 151°14.965′E (AM C.265928 d); Bronte, 33°54.355′S, 151°16.252′E (AM C.265925 9d); Little Coogee Bay, 33°55.300′S, 151°15.600′E (AM C.265923 d, C.265914 2d, C.265915 d, C.265922 4d, C.265926 d); 2 km E of Mistral Point, 33°56.700′S, 151°16.700′E (AM C.265916 d); Cronulla, 34°2′S, 151°10′E (AM C.265931 4d, C.265929 d).</p><p><b>Shell</b> (Figs 52E–F, T; Table S9). Small sized (max sl <5 mm); height medium; weakly elongate; apex well offset to posterior, aligning with or beyond shell edge (Jenkins 2018: figs 5A, G, J), to left of shell centre line; protoconch direction homostrophic (n = 1; Fig. 52T) below apex and shell height (Jenkins 2018: figs 5C, F, I, L); anterior and lateral apical sides convex, posterior concave almost notch-like; shell thin glassy translucent; dorsally arched with prominent curvature in shell-growth, growth striae irregular prominent; ribs radiate from apex to lip, indistinct, flat unraised; siphonal ribs not prominent on exterior, exterior coloration tan /red-brown with up to ten irregular white apical rib interstice bands extending and widening over lower half of sides to shell edge; lip fragile, undulated; spatula small, glossy, tan/red-brown, interior coloration reflects exterior coloration through translucent shell (Jenkins 2018: figs 5B, E, K), ADM scar horseshoe-shaped, weakly indented and shallow; cephalic ADM scar straight to weakly convex (Jenkins 2018: fig. 5E, H) between rounded left and right ADM scars, siphonal groove indistinct, very weakly indented.</p><p><b>Comparative remarks.</b> <i>Siphonaria emergens</i> (<i>atra</i> group) has been found in sympatry with six congeners in Sydney Harbour, NSW: For comparisons with <i>S. stowae</i>, <i>S. denticulata</i>, <i>S. diemenensis</i>, <i>S. funiculata</i>, <i>S. scabra</i>, and <i>S. zelandica</i> refer to comparative remarks under these species. This species in known only from shells and its anatomy remains undocumented. Consequently, no DNA sequences have been available for genetic study.</p><p><b>Distribution and habitat.</b> Incompletely known, yet to be live collected. Endemic to the, warm temperate central coast of NSW between Port Stephens and Cronulla Sydney, Australia (Fig. 51).</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_14983724 |
| institution | Zenodo |
| language | |
| publishDate | 2024 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Siphonaria emergens Jenkins, Bruce Köhler, Frank Biodiversity Taxonomy Animalia Mollusca Gastropoda Siphonariida Siphonariidae Siphonaria Siphonaria emergens <p><b><i>Siphonaria emergens</i> (Jenkins, 2018)</b></p><p>(Figs 52E–F, T)</p><p><i>Pugillaria emergens</i> Jenkins 2018: 279, fig. 5A–M (type locality: North Fingal Bay, Port Stephens, NSW [Australia]).</p><p><b>Material examined.</b> <i>Type material.</i> Holotype of <i>P. emergens</i> from North Fingal Bay, Port Stephens, NSW, 32 ° 44.750’S, 152 ° 10.500’E, on beach in shell sand; coll. J. Voorwinde, 1950-60 (AM C.532859), two paratypes, same data as holotype (AM C.532860 2d).</p><p><i>Other, non-type material</i>. Australia, NSW: Off Port Stephens, 32°42′S, 152°15′E (AM C.265971 2d); North Fingal Bay, Port Stephens, 32°44.750′S, 152°10.500′E (AM C.265919 20+d); Shelly Beach, Bateau Bay, S of The Entrance, 33°22′S, 151°29′E (AM C.265912 d); Blue Lagoon Beach, S of Tuggerah Lakes, 33°21′S, 15,1°30′E (AM C.265924 d); Long Reef near Collaroy, 33°44.498′S, 151°19.117′E (AM C.265920 d); Collaroy Beach, 33°43.700′S, 151°18.0′E (AM C.532861 d); Manly Beach, 33°47.817′S, 151°17.368′E (AM C.265913 d); Middle Harbour, 33°49.088′S, 151°15.427′E (AM C.265921 2d); off Chinamans Beach, 33°48.870′S, 151°14.965′E (AM C.265928 d); Bronte, 33°54.355′S, 151°16.252′E (AM C.265925 9d); Little Coogee Bay, 33°55.300′S, 151°15.600′E (AM C.265923 d, C.265914 2d, C.265915 d, C.265922 4d, C.265926 d); 2 km E of Mistral Point, 33°56.700′S, 151°16.700′E (AM C.265916 d); Cronulla, 34°2′S, 151°10′E (AM C.265931 4d, C.265929 d).</p><p><b>Shell</b> (Figs 52E–F, T; Table S9). Small sized (max sl <5 mm); height medium; weakly elongate; apex well offset to posterior, aligning with or beyond shell edge (Jenkins 2018: figs 5A, G, J), to left of shell centre line; protoconch direction homostrophic (n = 1; Fig. 52T) below apex and shell height (Jenkins 2018: figs 5C, F, I, L); anterior and lateral apical sides convex, posterior concave almost notch-like; shell thin glassy translucent; dorsally arched with prominent curvature in shell-growth, growth striae irregular prominent; ribs radiate from apex to lip, indistinct, flat unraised; siphonal ribs not prominent on exterior, exterior coloration tan /red-brown with up to ten irregular white apical rib interstice bands extending and widening over lower half of sides to shell edge; lip fragile, undulated; spatula small, glossy, tan/red-brown, interior coloration reflects exterior coloration through translucent shell (Jenkins 2018: figs 5B, E, K), ADM scar horseshoe-shaped, weakly indented and shallow; cephalic ADM scar straight to weakly convex (Jenkins 2018: fig. 5E, H) between rounded left and right ADM scars, siphonal groove indistinct, very weakly indented.</p><p><b>Comparative remarks.</b> <i>Siphonaria emergens</i> (<i>atra</i> group) has been found in sympatry with six congeners in Sydney Harbour, NSW: For comparisons with <i>S. stowae</i>, <i>S. denticulata</i>, <i>S. diemenensis</i>, <i>S. funiculata</i>, <i>S. scabra</i>, and <i>S. zelandica</i> refer to comparative remarks under these species. This species in known only from shells and its anatomy remains undocumented. Consequently, no DNA sequences have been available for genetic study.</p><p><b>Distribution and habitat.</b> Incompletely known, yet to be live collected. Endemic to the, warm temperate central coast of NSW between Port Stephens and Cronulla Sydney, Australia (Fig. 51).</p> |
| title | Siphonaria emergens |
| topic | Biodiversity Taxonomy Animalia Mollusca Gastropoda Siphonariida Siphonariidae Siphonaria Siphonaria emergens |
| url | https://doi.org/10.5281/zenodo.14983724 |