<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Vladimir <div>I noticed that there is also extensive discussion of the FAD of E. macellus in Steurbaut & Sztrákos 2008</div><div><br></div><div><span style="font-family: Geneva, Tahoma, sans-serif; font-size: 11.56px; text-indent: -46.240002px; background-color: rgb(255, 255, 255);">Steurbaut, E. & Sztrákos, K. (2008). Danian/Selandian boundary criteria and North Sea Basin–Tethys correlations based on calcareous nannofossil and foraminiferal trends in SW France. </span><i style="font-family: Geneva, Tahoma, sans-serif; font-size: 11.56px; text-indent: -46.240002px;">Marine Micropaleontology. </i><span style="font-family: Geneva, Tahoma, sans-serif; font-size: 11.56px; text-indent: -46.240002px; background-color: rgb(255, 255, 255);"></span><b style="font-family: Geneva, Tahoma, sans-serif; font-size: 11.56px; text-indent: -46.240002px;">67</b><span style="font-family: Geneva, Tahoma, sans-serif; font-size: 11.56px; text-indent: -46.240002px; background-color: rgb(255, 255, 255);">: 1-29</span></div><div><br></div><div>I can send you a pdf if you can't get that easily.</div><div><br></div><div>Jeremy</div><div><br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On 11 Mar 2025, at 13:51, Мусатов Владимир <dr.musatov@yandex.ru> wrote:</div><br class="Apple-interchange-newline"><div><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><div><div><span lang="en">Hi Jeremi.</span></div><div> </div><div><span lang="en">Yes, I also noticed these photos, but I did not include them in my letter. It is very good that this species has been added to Nannotax. This removes many questions that arise in connection with the not very clear level of the first appearance of E. macellus - it is either absent, or so rare that its findings are only accidental. I have encountered the species E. macellus only once or twice in the early Paleocene (Danian stage). </span></div><div> </div><div><span lang="en">I will try to write a short article on this topic in JNR.</span></div><div> </div><div><span lang="en">Thank you!!!</span></div><div> </div><div><span lang="en">Vladimir</span></div></div><div> </div><div>----------------</div><div>Кому: Coccoliths@fcnym.unlp.edu.ar (coccoliths@fcnym.unlp.edu.ar);</div><div>Тема: [coccoliths] [EXTERNAL] Re: Danian Ellipsolithus;</div><div>11.03.2025, 15:53, "Young, Jeremy" <jeremy.young@ucl.ac.uk>:</div><blockquote><div>I see that Okada & Thierstein 1979 also recognised this form - as "Early form of Late Danian age". they have a nice comparison of it with typical E. macellus on their plate 3 </div><div> </div><div>I am adding <em>E. gomidei t</em>o the main database of Nannotax - but a note in JNR on this, and including your images, would be valuable.</div><div> </div><div>Jeremy</div><div> </div><div><span id="cid:6E329D7F-388A-4B72-BA2F-C99EB588678A"><Screenshot 2025-03-11 at 12.27.16.png></span></div><div> </div><div>"<em style="font-family:'times new roman';font-size:10.9px">Ellipsolithus macellus</em><span style="font-family:'times new roman';font-size:10.9px"> (Bramlette and Sullivan)</span></div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;">Sullivan.</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;">9. Early form of late Danian age. Sample 10-6</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;">59-60 cm: 9a, cross-polarized light; 9b,</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;">phase contrast.</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;"><span style="font-kerning:auto;font-size:10.8px;line-height:normal">10.</span> Later form of late Paleocene age. Sample</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;"><span style="font-kerning:auto;font-size:10.8px;line-height:normal">6-3,</span> 39-40 cm: 10a, cross-polarized light;</div><div style="font-family: "times new roman"; font-kerning: auto; font-size: 10.9px; line-height: normal; margin: 0px;"><span style="font-kerning:auto;font-size:10.9px;line-height:normal">10b,</span> phase contrast"</div><div> </div> <div> <blockquote><div>On 10 Mar 2025, at 14:32, Мусатов Владимир <<a href="mailto:dr.musatov@yandex.ru" rel="noopener noreferrer">dr.musatov@yandex.ru</a>> wrote:</div> <div><div><div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span lang="en">Hi all, </span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">Jean Hello.</span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">Thanks for the information!</span></div></div></div></div></div></blockquote><blockquote><div><div><div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">I made a selection of specimens of <em>Ellipsolithus macellus, E. distichus</em> and an unrecognized species - <em>Ellipsolithus gomidei</em> Costa & Antunes from the Kheu section (Northern Caucasus) and the Ozinki section (Northern part of the Caspian Depression).</span> <span style="font-family:'times new roman' , serif">These species are all different and differ quite significantly both in size and in their appearance.</span> <span style="font-family:'times new roman' , serif">It is somewhat similar to <em>E. distichus</em>, but it does not have such a pronounced perforation of the central area.</span> <span style="font-family:'times new roman' , serif">I think that there is a need to recognize this species as valid with a distribution at the beginning of the NP4 zone.</span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">Look at the photos (</span><span lang="en">attached file</span><span style="font-family:'times new roman' , serif">).</span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">This species is very similar to <em>E. macellus</em> in photo 38 Plate 3 of the article by Paul Bown, Hojung Kim, Samantha Gibbs Danian calcareous nannofossil evolution and taxonomy with focus on sites from the North Atlantic Ocean (IODP Expedition 342, Sites U1403 and U1407).</span> <span style="font-family:'times new roman' , serif">J. Nannoplankton Res., 41(2), 2023, pp. 110–157</span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><изображение.png> <strong><span lang="en">I think it's E. gomidei.</span></strong></div></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">What do you think?</span></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><strong><span style="font-family:'times new roman' , serif">I would be glad if any of colleagues would join this discussion!</span></strong></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"><span style="font-family:'times new roman' , serif">Vladimir</span></div></div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div><div style="font-family:'calibri' , sans-serif;font-size:12pt;line-height:115%;margin:0cm 0cm 8pt 0cm"> </div></div></div><div>----------------</div><div>Кому: Mailing list for INA members and other scientists working with living or fossil nannoplankton (<a href="mailto:coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">coccoliths@fcnym.unlp.edu.ar</a>);</div><div>Тема: [coccoliths] [EXTERNAL] Re: Danian calcareous nannofossil;</div><div>10.03.2025, 13:34, "Self-Trail, Jean M" <<a href="mailto:jstrail@usgs.gov" rel="noopener noreferrer">jstrail@usgs.gov</a>>:</div><blockquote><div><div style="font-size:14pt">Vladimer,</div><div style="font-size:14pt"> </div><div style="font-size:14pt">E. macellus does have its first occurrence in NP4 but it tends to be very sporadic. Additionally, the specimens I see are always much smaller than the E. macellus I see in the late Paleocene and early Eocene. Otherwise, they pretty much look the same!</div><div style="font-size:14pt"> </div><div style="font-size:14pt">Cheers,</div><div style="font-size:14pt">Jean</div><div style="font-size:14pt"> </div><div style="font-size:14pt"> </div><div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt"> </div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">Jean M. Self-Trail, Ph.D.</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">U.S. Geological Survey</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">926A National Center</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">12201 Sunrise Valley Dr.</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">Reston, VA 20192</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">703-648-6013</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt"> </div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt">"Those who stand for nothing will fall for anything"</div><div style="font-family:'calibri' , 'arial' , 'helvetica' , sans-serif;font-size:14pt"> —Alexander Hamilton</div></div><div> </div><hr style="width:98%"><div><font face="Calibri, sans-serif" style="font-size:11pt"><strong>From:</strong> Coccoliths <<a href="mailto:coccoliths-bounces@fcnym.unlp.edu.ar" rel="noopener noreferrer">coccoliths-bounces@fcnym.unlp.edu.ar</a>> on behalf of Young, Jeremy <<a href="mailto:jeremy.young@ucl.ac.uk" rel="noopener noreferrer">jeremy.young@ucl.ac.uk</a>><br><strong>Sent:</strong> Friday, March 7, 2025 9:46 AM<br><strong>To:</strong> <a href="mailto:Coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">Coccoliths@fcnym.unlp.edu.ar</a> <<a href="mailto:coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">coccoliths@fcnym.unlp.edu.ar</a>><br><strong>Subject:</strong> [EXTERNAL] Re: [coccoliths] Danian calcareous nannofossil</font><div> </div></div><div><p style="margin-bottom:0;margin-top:0"> </p><div><table border="2" cellpadding="0" cellspacing="4" style="background-color:yellow;border-color:black;margin-left:auto;margin-right:auto"><tbody><tr><td><div style="margin-bottom:0px;margin-top:0px;text-align:center"><strong> This email has been received from outside of DOI - Use caution before clicking on links, opening attachments, or responding. </strong></div></td></tr></tbody></table></div><div style="margin-bottom:0px;margin-top:0px"><br> </div><div>Hi again Vladimir<div>I can't really help with that - haven't looked at enough Danian Ellipsolithus to say, and for me it looks like a fairly typical E. macellus. However, other people may be able to say something more useful</div><div>Jeremy<div> <blockquote><div>On 7 Mar 2025, at 13:15, Мусатов Владимир <<a href="mailto:dr.musatov@yandex.ru" rel="noopener noreferrer">dr.musatov@yandex.ru</a>> wrote:</div> <div><div><div style="background-color:#ffefd5;padding:1px"><div style="font-family:'arial' , 'helvetica' , sans-serif;font-size:11pt;line-height:10pt;margin-bottom:0px;margin-top:0px">⚠ Caution: External sender</div></div> <div><div>Hi Jeremy,</div><div><div><span lang="en">Thank you, I've already downloaded it)))</span></div><div> </div><div><span lang="en">I have a question - is it always the case that the base of the NP4 zone contains uncharacteristic small Ellipsolithus macellus? My photo shows an Ellipsolithus macellus similar in appearance to the E. macellus in Plate 3 foto 36 of the Bown et al. paper I requested. These specimens do not look like the typical large E. macellus that occur in NP9 and NP11. Can these small forms be identified as E. macellus, or is it a different species?</span></div><div><span lang="en">How do you think?</span></div><div> </div><div> </div><div> </div><div>Musatov Vladimir</div></div><div> </div><div> </div></div></div><E. macellus_11_11-5К.jpg>_______________________________________________<br>Coccoliths mailing list<br><a href="mailto:Coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">Coccoliths@fcnym.unlp.edu.ar</a><br><a href="https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths" rel="noopener noreferrer">https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths</a></div></blockquote></div></div></div></div></div>,<p>_______________________________________________<br>Coccoliths mailing list<br><a href="mailto:Coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">Coccoliths@fcnym.unlp.edu.ar</a><br><a href="https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths" rel="noopener noreferrer">https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths</a></p></blockquote><Ellipsolithus spp.pdf>_______________________________________________<br>Coccoliths mailing list<br><a href="mailto:Coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">Coccoliths@fcnym.unlp.edu.ar</a><br><a href="https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths" rel="noopener noreferrer">https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths</a></div></blockquote></div><br>,<p>_______________________________________________<br>Coccoliths mailing list<br><a href="mailto:Coccoliths@fcnym.unlp.edu.ar" rel="noopener noreferrer">Coccoliths@fcnym.unlp.edu.ar</a><br><a href="https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths" rel="noopener noreferrer">https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths</a></p></blockquote>_______________________________________________<br>Coccoliths mailing list<br>Coccoliths@fcnym.unlp.edu.ar<br>https://webmail.fcnym.unlp.edu.ar/mailman/listinfo/coccoliths<br></div></blockquote></div><br></div></body></html>