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- Zirfea [Ziraea] - smooth neck = crispata
1. Dusky collar extending 30mm [millimeters]
beyond shell margins. Shell, full,
60mm [millimeters] x 36mm [millimeters], spines low - Post. [Posterior]
mass 40 x 22, Valves meet ventrally
in a point. Ventral margin with
short spines. Pale mid ventral
line through basal neck collar.
Expand foot 18 x 19mm [millimeters]
2. 46 x 80mm. [millimeters], collar 45mm [millimeters] above
post [posterior] edges; Circum [circumference] base of neck 117
no pale ventral line on neck but
Ventral margin smoother [illegible word]
Foot 28 x 31., and mass 32
x 54.
[check mark symbol above "3"]
3. 25 x 14 ventral marg [margin] thorny[?]. color
features identical - preserved.
Exposed foot 9 x 8.
4. 29 x 17, foot 5 x 10. collar and line present
[check mark symbol above "5"]
5. 43 x 23, basal collar 20mm [millimeters] beyond valve
when mass contr [contracted], greatest width is
8 x 3 cutting area. foot 15 x 13
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