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Figure 12; Pusillolucina biritika sp. nov. A, B South Madagascar east of Cap Antsirabe, 49–52 m, ATIMO-VATAE stn TP11, 25°02.8'S, 47°01.3'E. (MNHN) C–E, L, M South Madagascar off Baie Fort-Dauphin 54–56 m, ATIMO-VATAE stn TP18, 25°02.45'S, 47°03.26'E (MNHN) F–K Northwest Madagascar, S of Cap St Sébastien, 42–44 m, MIRIKY stn DW3202, 12°35.6'S, 48°49.9'E (MNHN). A Holotype, stn TP11 (MNHN-IM-2000-35109), L 1.1 mm B paratype stn TP11 (MNHN-IM-2000-35181) L 1.5 mm C paratype stn TP18 (MNHN-IM-2000-35110) exterior of left valve, L 1.3 mm D paratype stn TP18 (MNHN-IM-2000-35110) interior of right valve, L 1.3 mm E paratype stn TP18 (MNHN-IM-2000-35110) exterior of left valve L 1.5 mm F paratype stn DW3202 (MNHN-IM-2000-35111). exterior of right valve L 1.4 mm G paratype stn DW3202 (MNHN-IM-2000-35111). exterior of right valve L 1.1 mm H paratype stn DW3202 (MNHN-IM-2000-35111) interior of left valve L1.4 mm I paratype stn DW3202 (MNHN-IM-2000-35111) interior of right valve L 1.3 mm J, K detail of hinge teeth of H and I. L, M Paratype TP18 (MNHN-IM-2000-35110) exterior of left valve and interior of right valve L 1.2 mm.
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Figure 9; Pusillolucina arabica sp. nov. Tarut Bay, Saudi Arabia, Arabian Gulf. A–C Holotype (NHMUK 20191077) exterior of right valve and interior of left and right valves, L 2.4 mm D, E holotype, interior of left and right valves SEMs F–H paratype (NHMUK 20191078) exterior of right valve and interior of left and right valves, L 2.1 mm I, J paratype F-H (NHMUK 20191078) interior of left and right valves SEM K, L paratype (NHMUK 20191078) exterior of left and right valves, L 2.0 mm M paratype (NHMUK 20191078) dorsal view, L 1.9 mm N protoconch of holotype, scale bar 50 µm O, P paratype I–J detail of multi-cuspate posterior lateral hinge teeth. Scale bar: 200 µm.
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Summary[
edit] Description: English: Divaricella huttoniana from Whangaparaoa, near Auckland, New Zealand. Date: 10 March 2008, 08:24. Source: Own work. Author:
GrahamBould. Other versions:
Shell in its natural orientation (dorsal edge to top).
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PRESERVED_SPECIMEN; Taylorina alata Cosel & Bouchet, 2008; Type status: N/A; Identified by:Glover E.A. & Taylor J.D.; Individual count:1; Event date: 2005-05-23T14:30:00Z
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Figure 6; ‘Rugalucina’ cypselis (Melvill, 1918). A–D Holotype Divaricella cypselis Melvill, 1918 (NHMUK 1921. 1. 28. 92), Karachi, L 5.2 mm E–L ‘Rugalucina’ cypselis Karachi (NHMUK 20191075) Winckworth collection E right valve, L 3.1 mm, ob – oblique commarginal lamellae F left valve, L 3.0 mm G right valve, L 3.2 mm H dorsal view, L 1.9 mm I interior left valve, L 3.2 mm J interior right valve, L 3.2 mm K interior left valve, L 3.0 mm L protoconch M detail of ventral margin (F) showing obliquely aligned commarginal lamellae. Scale bar: 100 µm (L); 1 mm (M).
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Figure 4; Rugalucina vietnamica (Zorina, 1978). A–C Pillucina vietnamica Zorina, 1978 syntypes (ZISP), exterior of right valve and interior of left and right valves, Hainan, China, L 5.5–8.9 mm D internal drawing of C. E, F R. vietnamica Palau Semaku, Singapore (NHMUK 20150057), L 8.5 mm G–L R. vietnamica Kungkraben Bay, eastern Thailand (NHMUK 20191072) G exterior of right valve, L 7.0 mm. H exterior of left valve, L 7.0 mm I, J interior of left and right valves, L 7.7 mm K dorsal view L 5.6 mm L, M detail of hinge of I and J. N Section through gill of Rugalucina vietnamica Kungkraben Bay, Thailand showing filaments with ciliary (cz) and bacteriocyte zones (bz). Critical-point dried preparation O detail showing abundant bacterial symbionts in bacteriocytes. Scale bars: 20 µm (N); 10 µm (O).
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Figure 11; Pusillolucina africana sp. nov. Mozambique, Inhaca Island, Baia Campessuane, 3–4 m, INHACA stn MD1. B–O Paratypes (MNHN-IM-2000-35108). A Holotype (MNHN-IM-2000-35107), L 2.3 mm B paratype exterior left valve, L 2.1 mm C interior of left valve, L 2.1 mm D interior right valve, L 1.9 mm E exterior right valve, L 2.2 mm F exterior left valve, L 2.2 mm G exterior of left valve, L 2.2 mm H dorsal view, L 2.4 mm I interior of left valve, L 2.1 mm J interior of right valve, L 2.1 mm K interior of right valve, L 2.1 mm L–N detail of hinges of I, J, K. O Protoconch. Scale bar: 50 µm (O).
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Figure 10; Pusillolucina arabica sp. nov. Arabian Gulf NHMUK consultancy samples- see text for details. A Lateral view of right valve stn 41C (NHMUK 20191079) stained with Rose Bengal, L 1.3 mm B lateral view of left valve stn 41C (NHMUK 20191079), L 1.2 mm C, D exterior of left (L 1.5 mm) and right (L 1.3 mm) valves stn 39FC (NHMUK 20191081) E, F Interior of right (L 1.4 mm) and left (L 1.5 mm) valves stn 36FC (NHMUK 20191080) G dorsal view, stn 39FC (NHMUK 20191081), L 1.3 mm. H juvenile shell, stn 48FC (NHMUK 20191082), L 1.1 mm I juvenile shell, stn 36FC (NHMUK 20191080), L 0.9 mm J–L hinge teeth of left and right valves stn 36FC (NHMUK 20191080) M detail of posterior lateral tooth of right valve stn 36FC (NHMUK 20191080) N section through a ctenidial demibranch with thickened bacteriocyte zone, critical point dried preparation O symbiotic bacteria. Scale bars: 300 µm (J–L); 100 µm (M); 50 µm (N); 4 µm (O).
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Figure 2; Rugalucina angela (Melvill, 1899). A–C Syntype of Lucina (Codakia) angela Melvill, 1899 (NHMUK 1899.12.18.20), exterior of left valve and interiors of right and left valves. Gwadur, Pakistan, L 8.1mm D–F L. (C.) angela syntype (NHMUK 1899.12.18.20), exterior of left valve and interiors of right and left valves, L 6.1 mm G–M Rugalucina angela Ras al Khaimah, Arabian Gulf, (NHMUK 20191071) G exterior SEM of right valve, L 5.0 mm H, I interior SEM of right and left valves, L 7.7 mm J dorsal view, L 5.9 mm K exterior of left valve, L 7.9 mm L, M exterior of left valve, interior of right valve, L 7.6 mm N, O R. angela exterior and interior of left valve, Gulf of Suez (NHMUK1868.5.29.2), L 13.7 mm P R. angela exterior of right valve and interior of right and left valves, Egypt, 7km south of Hurgada, H Dekker colln 4569, L 12.8 mm Q interior of left and right valves, Egypt, Port Safaga, H Dekker colln 3263, L 9.4 mm R, S detail of hinge teeth of Q. T R. angela exterior of left valve. Red Sea, Yemen, Orestes Point, N of Midi, H Dekker colln 4553, L 9.8 mm U R. angela exterior of right and interior of left valves, Aden (NHMUK 1963340), L 10.6 mm V R. angela exterior and interior of right valve, Krusadai, India, (NHMUK 1953.1.30.69-76), L 8.4 mm.
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Figure 13; Notocina falklandica (Dell, 1964). A–D Holotype of Epicodakia falklandica (NHMUK 1962857/1) exterior and interior views of both valves, L 2.5 mm E–J N. falklandica paratype (NHMUK 1962858) Falkland Islands, Discovery stn WS 214, 208 m E exterior of left valve, L 1.9 mm F, G interior of left and right valves, L 2.3 mm H dorsal view, L 1.9 mm I protoconch, arrow indicates boundary of P1 and P2 J detail of E showing punctate microsculpture. Scale bar: 100 µm (I); 20 µm (J).
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Figure 7; ‘Rugalucina’ cracentis sp. nov. A–E Lucina concinna Holotype (ZMC I.100470) Gulf of Suez, exterior and interior of right and left valves and dorsal view, L 9.2 mm F–H ‘Rugalucina cracentis’ exterior of right valve and interior of right and left valves Egypt, Dahab, Gulf of Aqaba, Red Sea. H. Blatterer colln, L 6.7 mm I, J R. cracentis exterior and interior of right valve Dahab, Gulf of Aqaba, Red Sea, H. Blatterer colln, L 8.5 mm K, L R cracentis exterior and interior of left valve Egypt, 4 km north of Port Safaga, H. Dekker colln 6930, L 8.3 mm M interior of right valve, L 8.8 mm N, O exterior and interior left valve Egypt, 4 km north of Port Safaga, H. Dekker colln 6930, L 7.1 mm P, Q interiors of right and left valves, H. Dekker colln 6930, L 8.7 mm R, S hinge details of P and Q.
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Figure 5; Rugalucina munda (Adams 1856). A–H Syntypes Lucina (Codakia) munda A. Adams, 1856 (NHMUK 20140004) Moreton Bay, Queensland, Australia A–C exterior and interior of left and right valves, syntype A, L 11.3 mm D, E exterior of left valve and dorsal view, syntype B, L 11.2 mm F–H exterior of left valve and interior of left and right valves, syntype C, L.10.4 mm I, J Rugalucina munda exterior of left valve and interior of right valve, Redland Bay, Moreton Bay, Queensland (NHMUK 20191073), L 6.8 mm K–N R. munda Tin Can Bay, Queensland (NHMUK 20191074) K Exterior left valve, L 6.9 mm L interior of right valve, L 6.3 mm M interior of left valve, L 5.5 mm N exterior of left valve, L 6.7 mm O–S R. munda Port Douglas, Queensland (NHMUK 20191085) O exterior of right valve, L 6.5 mm P exterior of left valve, L 4.8 mm Q, R interior of right and left valves, L 7.2 mm S dorsal view, L 5.5 mm.