ECHINODERMATA - KU ScholarWorks - University of Kansas

BLASTOID STUDIES 67
FIGURES 126-132. Eleutherocrinus cassedayi SHUMARD & YANDELL, Middle Devonian,
Natl. Mus., nos. S4,960, S4,963), and Hungry Hollow Formation, Thedford, Ontario
3,665; Buffalo Soc. Nat. Sci. no. E15,933).
126. Anal area and part of "D" ambulacrum (no. S4,960),
X37.5. 127. Partial cross section of "A" ambulacrum
(no. S4,963), X20. 128. Part of "B" ambulacrum,
showing side plates (no. S4,960), X37.5. 129.
Part of "D" ambulacrum, showing side plates (no.
S4,960), X37.5. 130. Anal area, hypodeltoid absent
(no. 3,665), X15. 131. Part of "E" ambulacrum
showing side plates (no. 3,665), X15. 132. Basal
131
Louisville, Kentucky. (U.S.
(Geol. Survey Canada, no.
view (no. E15,933), X15. [Explanation.—"A," amb.;
An, anal opening; Bf, brachiolar facet; Bp, brachiolar pit;
C, canal (radial); CR, cryptodeltoid; D1, deltoid lip; H,
hydrospire; HD, hypodeltoid; L, lancet; 0, oral plate;
OSp, outer side plate; P, pore; Pf, pore furrow; R, radial;
RI, radial limb; S, spiracle; Sp, main side plate; Su, superdeltoid;
Z, azygous basal.]