Fig. 45. Siphogonuchitid sclerites from early Cambrian Medvezhya (A, B, D, E, G, H, J, K) and Emyaksin (C, F, I) formations, Anabar Uplift, Siberia, Russia; samples 1/50 (A), 1/45 (H), 1/39.3 (E), section 1; 3/0 (B) and 3/10 (D, G, J, K), section 3; 4/27.5 (C), section 96-4; and 5/10 (F, I), section 96-5. A, B. Siphogonuchites triangularis Qian, 1977, phosphatized sclerites, SMNH X5801, 5802, respectively. A1, A2, B1, lateral views; A3, B2, transverse views of basal end. C–K. Lopochites sp., calcium phosphatic internal moulds with partly preserved phosphatized walls (D), SMNH X5803–5811, respectively. Lateral views with basal end toward bottom of figure. Scale bar 200 μm (D2), 250 μm (C, D1, F, I), 500 μm (A, B, E, G, H, J, K).

Published as part of Kouchinsky, Artem, Bengtson, Stefan, Landing, Ed, Steiner, Michael, Vendrasco, Michael & Ziegler, Karen, 2017, Terreneuvian stratigraphy and faunas from the Anabar Uplift, Siberia, pp. 311-440 in Acta Palaeontologica Polonica 62 (2) on page 381, DOI: 10.4202/app.00289.2016, http://zenodo.org/record/13263311