| Citation | 'A Monograph of the British Fossil Sponges' (Palaeontographical Soc, Part I, 1887, pp 1-92, pl i-viii; Part II, 1888, pp 93-188, pl ix; Part III, 1893, pp 189-254, pl x-xix); 'On the Cherts and Siliceous Schists of the Permo-Carboniferous of Spitzbergen' (Geol Mag, 1888, pp 241-251, 1 pl); 'On some New Species of 'Uruguaya' (Carter), with Remarks on the Genus' (Ann and Mag Nat Hist, ser 6, vol ii, 1888, pp 1-12, 1 pl); 'On a True Deuconid Calcisponge from the Middle Lias of Northamptonshire' (ibid, vol iv, 1889, pp 325-358, 1 pl); 'On Archaeocyathus, Billings, and on other Genera allied to it, from Cambrian Strata, &c' (Quart Journ Geol Soc, vol xlv, 1889, pp 125-148, 1 pl); 'Notes on Radiolaria from the Lower Palaeozoic Rocks of the South of Scotland' (Ann and Mag Nat Hist, ser 6, vol vi, 1890, pp 40-59, 2 pl); 'On the Sponge Remains in the Tertiary Strata, near Oamaru, New Zealand' (in conjunction with Mr W M Holmes), (Linn Soc Journ Zool vol xxiv, 1891, pp 177-262, with 9 pl); 'Note on a Radiolarian Rock from Fanny Bay, Port Darwin, Australia' (Quart Journ Geol Soc, vol xlix, 1893, pp 221-226, 1 pl). Has paid special attentation to the microscope structure of Siliceous Deposits and Cherts, and has demonstrated the existence of Sponges, Radiolaria, and other organisms in them, and as largely composing such deposits, of all ages, and from the most distant parts in the world. |