Supplementary data for Taylor & Vinn ‘Convergent morphology in small spiral worm tubes (‘Spirorbis’) and its palaeoenvironmental implications’

Material studied (in stratigraphical order)

Species	Figure reference	NHM collection number
(* indicates yet to be registered)	Geological age and locality	
Microconchus tenius (Sowerby 1839)	Fig. 1H	*
(etched sectioned specimen)	Silurian, Wenlock, Much Wenlock Limestone Fm. 
Farley Dingle, Much Wenlock, Shropshire, UK
	
Microconchus omphalodes (Goldfuss)	Fig. 1I	A3987
(including etched sectioned specimen)	Devonian, Hamilton Formation
Arkona, Ontario, Canada	
Microconchus omphalodes (Goldfuss)		A3990
(thin section)	Devonian, Hamilton Formation
Arkona, Ontario, Canada	
Microconchus arkonensis (Nicholson 1874)	Fig. 1J	A4081
	Devonian, Hamilton Formation
Arkona, Ontario, Canada	
Microconchus arkonensis (Nicholson 1874)		A4084
(etched sectioned specimen)	Devonian, Hamilton Formation
Arkona, Ontario, Canada	
Microconchus helicteres Salter		11415
(etched sectioned specimen)	Lower Carboniferous Micheldean, Gloucestershire, UK	
Microconchus helicteres Salter		A1892
(thin section)
A1893-4	Lower Carboniferous Micheldean, Gloucestershire, UK	
Microconchus archimedes (de Koninck)		A137
(etched sectioned specimen)	Lower Carboniferous
Brockly, Scotland, UK	
Microconchus pusillus Martin 1809		A267
(etched sectioned specimen)	Carboniferous, Linnhouse Water, Scotland	
Microconchus pusillus Martin, 1809	Fig. 1K	58271
	Carboniferous, Calciferous Sandstone
Burdie House Quarry, east of ‘Br Island’, UK	
Microconchus caperatus M’Coy, 1844		A266
(etched sectioned specimen)	Carboniferous
Cam Beck, Cumberland, UK	
Microconchus pusillus Martin, 1809		A2757
(including thin section)	Upper Carboniferous, Coal Measures, Unio Beds Shibden, Halifax, Yorkshire, UK	
Microconchus pusillus Martin, 1809	Fig. 1L	A2756	Upper Carboniferous, Coal Measures, Unio Beds Shibden, Halifax, Yorkshire, UK	
Microconchus sp.		A5810
	Upper Carboniferous
Gin Mine Coal, Nettlebank, North Staffordshire, UK	
Microconchus (Spiroglyphus) vorax (Fritsch)		G10466	Permo-Carboniferous. Nyraw, Bohemia, Czech Republic	
Microconchus sp.		A8880-1
(including etched sectioned specimen)	Lower Triassic
North side of Mt Steensby (423-425 m high), East Greenland	
Microconchus sp.		*
(including thin section)	Lower Triassic, Werfen Formation, Siusi Member
Northern Dolomites, Italy
R. Twitchett Colln GB6	
Microconchus valvata (Münster)	Fig. 1E	A9700	Triassic, Muschelkalk
Bindloch, near Bayreuth, Germany	
Microconchus sp.		D7526	Jurassic, Aalenian, Pea Grit
Near Stroud Gloucestershire, UK	
Microconchus sp.		A11925-9
(including etched sectioned specimen)	Jurassic, Bajocian, Lincolnshire Limestone, top of Kirton Shale
Kirton-in-Lindsay, Lincolnshire, UK	
Microconchus midfordensis (Richardson, 1907)	Fig. 1F, G	A1817-9
(including etched sectioned specimen)	Jurassic, Upper Bajocian, truelli Zone, Upper Coral-bed
Worgan’s Quarry, near Stroud, Gloucestersire, UK
	
Microconchus sp.		A12009	Jurassic, Bathonian, White Limestone
Foss Cross Quarry, Gloucestershire, UK	
Spirorbis plana (Woodward) 		A7350-8
(including etched sectioned specimen and thin section)	Cretaceous, Senonian, coranguinum Zone, Chalk
Northfleet, Kent, UK	
Spirorbis sp. 	Fig. 1B	*
(including etched sectioned specimen)	Late Pliocene, Waccamaw Fm, North Carolina, USA	
Spirorbis sp.		*
(including etched sectioned specimen)	Recent, beach collection
Aberystwyth, Wales, UK	
Spirorbis sp.	Fig. 1A, C	*	Recent
Bembridge, Hampshire, UK	
Spirorbis sp.	Fig. 1D	*
(represented by M. Weedon SEM shot 127338)	Recent
South coast, England, UK	
Spirorbis sp.		*
(including thin section)	Recent
Swanage, Dorset, England, UK