Keywords: BritishTunicataPlate49.jpg en Alder Joshua Embleton Dennis Hancock Albany Hopkinson John Norman Alfred Merle 1905-12 The British Tunicata; an unfinished monograph by the late Joshua Alder and the late Albany Hancock Edited by John Hopkinson with a history of the work by the Rev A M Norman London Printed for the Ray society Volume 2 Plate 49 PLATE XLIX FIGS 1 and 2 Clavelina lepadiformis Müll Sav p 152 1 A cluster twice natural size 2 Part of branchial sac magnified 3 Clavelina corrugata sp nov p 155 Two individuals twice natural size 4-6 Diazona hebridica Forb Goods violacea Sav p 160 4 A common mass two-thirds natural size 5 A single individual one and a quarter natural size 6 Part of branchial sac magnified http //www biodiversitylibrary org/ Alder and Hancock s 1850 Joshua Alder and Albany Hancock British Tunicata Volume 2 PD-old Å |