Search results for: “stictodiscus buryanus”

A slide with two examples of Stictodiscus buryanus. No information as to location, mountant or who prepared it. Some debris on the slide. I have a few other examples of Stictodiscus buryanus on this site which give more details (see here). Olympus BHB microscope using 450nm LED light. 40x Leitz Pl Apo NA 1.00 objective,…

Stictodiscus buryanus from Jérémie, Haiti. Single example on the slide, mounted with the rim facing the coverslip. Some degradation of the mountant/fixative as shown with the image before it was cleaned up (and with contrast boosted to show the issues). Prepared by JA Long, and mounted in Hyrax. 63x Leitz Pl Apo 1.4 objective, oil…

A slide labelled Stictodiscus buryanus from Jérémie, Haiti. Single example on the slide. Prepared by WA Firth. Olympus BHB microscope using 450nm LED light. 40x Leitz Pl Apo NA 1.00 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, oblique lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 27 images stacked in…

An arrangement of four Stictodiscus buryanus from Jérémie, Haiti. Unknown mounter. The mountant is described as ‘Liq. amb.’ which I presume is liquid amber (exudation of the American Sweetgum tree, liquidambar styraciflua, with a higher refractive index compared with Canada Balsam – RI 1.58 vs 1.53 for balsam – and I think another name for…

Bit of a frustrating slide this one. Labelled as ‘Stictodiscus buryanus‘ from Santa Monica, California, USA. Named J. Lizars, Optician, Glasgow. Ok, why the frustration? There are three diatoms on here, one Arachnoidiscus sp. and two Stictodiscus sp., neither of which I think are S. buryanus. As I am not convinced by the name of…

Firstly, I want to say that I think this a historically very interesting slide, and the reason for this will be explained in a minute. It is labelled as ‘Stictodiscus buryanus‘ from Jérémie, [Haiti]. The slide also says ’18t5′ but I don’t know what that refers to. It also says ’10 sides’ with a little…

Interesting slide this one. It is labelled Stictodiscus buryanus (I am not convinced by this and will explain more in a minute). Single example on the slide. There is a label which says ‘8t5’. No idea on what that means. No makers name. Olympus BHB microscope using 450nm LED light. 40x Leitz Pl Apo NA…

A nice arrangement of six Stictodiscus diatoms from the Galapagos Islands. No makers name but I understand this was by HRS Williams. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil immersion for most of the individual images (apart from one which was with a 40x Leitz Pl Apo NA…

I think this is Stictodiscus johnsonianus f. jeremianus (despite the label, and I’ll come back to that in a minute). Single example on the slide. No location or mountant information. No makers name but I understand this is by John Barnett. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil…

A nicely prepared slide with a single diatom on it. The diatom name is hard to read, but looks like Stictodiscus Huttlingarianum (?). More on this in a minute. Prepared by J Tempère. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, oblique…