Strobeus ovalis, Yoo, 1994

Yoo, E. K., 1994, Early Carboniferous Gastropoda from the Tamworth Belt, New South Wales, Australia, Records of the Australian Museum 46 (1), pp. 63-120 : 87

Strobeus ovalis n.sp.

PI. 18 figs 8-12

Description. Shell very small, globular fusiform, moderately thick, anompha10us. Protoconch of small with simple, smooth whorls. Teleoconch of about 3Y2 whorls. First 2 whorls of the shell small, with other whorls markedly inflated, forming a shoulder on the upper part of the third whorl; whorl profile between sutures round in early whorls and rather straight in later whorls, suture shallow, not impressed. Aperture suboval; columellar lip moderately thickened, with a strong fold at the lower end of the columellar, fold obscured by columellar lip in some specimens; anterior siphonal canal broadly rounded.

Dimensions. H	W	PA	NW
Holotype (F7850l) 1.9 mm	1.4 mm	68°	4
Paratype ( F78498 )1.7	1.4	74	4
Figured specimens
( F78500 a)3.0	1.5	70	4
( F78500 b)1.9	1.4	70	4Y2
( F78500 c)2.6	1.9	TODO	4

Dimensions. H	W	PA	NW
Figured specimens
( F78504 ) 6.5 mm	4.4 mm	60°	6Y2
( F78505 )3.8	2.6	65	6

Types. Holotype ( F78501 ) and 1 figured paratype ( F78498 ). There are 10 unfigured additional specimens ( F78499 ) from the type locality.

Type locality. 150 m west of 'Marohn' homestead, on the Scone-Gundy roadside, 4 km south-west of Gundy, NSW (Locality 28).

Additional material. 3 figured specimens ( F78500 ) from Glenbawn (Locality 30).

Geographic distribution. Glenbawn area.

Geological age. Late Toumaisian.

Etymology. Derived from the Latin ovatus meaning like an egg.