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Page 106 THE FESTIVUS Vol. XXXIX: Supplement
Plate 18
Figures 1a, 1b Epitonium emydonesus Dall, 1917.
Île Clipperton, (10°19.219’N, 109°13.394’W) SW side, empty shell, turnable dead coral in sand, SCUBA, suction,
55 m (180 ft), H 2 O 80-82°F, leg. Bouchard, Albenga, Dugrais (ICF-007-05), Jean-Louis Etienne Expedition, 20 Jan.
2005. KLK Coll. 210138. Size: 2.8 mm (SEMs by D.L. Geiger).
Figures 2a, 2b Epitonium billeeanum (DuShane & Bratcher, 1965).
Île Clipperton, (10°17’29”N, 109°13’32”W), S end landing site, live, on Tubastrea sp. attached to coral slab, 15
m (50 ft), H 2 O 84°F, leg. K.L. Kaiser, diving from R/V Urracá, 4 May 1994. KLK Coll. 200644. Size: 10.6 mm.
Photographs by P. Sadeghian.
Figures 3a, 3b, 3c Epitonium sp. 1.
Île Clipperton, (10°17’35”N, 109°12’01”W) east end, center, live, underside of dead coral head on host coral sp., 38
m (125 ft), H 2 O 84°F, leg. K.L. Kaiser (ICF-5-98), diving from R/V Urracá, 21 Apr. 1998. KLK Coll. 200639 (not
coated). Size: 5.64 mm, protoconch w. 236 µm, h. 230 µm (SEMs by D.L. Geiger).
Figures 4a, 4b Epitonium sp. 2.
Île Clipperton, (10°19’08”N, 109°13’10”W) N side, live, shakings from under dead coral head, 12-29 m (40-95 ft),
H 2 O 84°F, leg. K.L. Kaiser (ICF-16-98), diving from R/V Urracá, 16 Apr. 1994. KLK Coll. 200640. Size: 2.63 mm
(SEMs by D.L. Geiger).
Figure 5 Epitonium sp. 3.
Île Clipperton, (10°18’41”N, 109°12’34”W), empty shell (early juvenile), steep slope of Pocillopora spp., shakings,
12-29 m (40-95ft), H 2 O 83-84°F, leg. K.L. Kaiser (ICF-8-94), diving from M/V Royal Star, 19 Apr. 1994. KLK
Coll. 200556. Size: 880 µm (SEM by D.L. Geiger). Debris showing in aperture.
Figures 6a, 6b Graphis sp. 1.
Île Clipperton, (10°19’08”N, 109°13’10”W) N side, live, shakings of dead coral, 12-29 m (40-95 ft), H 2 O 84°F, leg.
K.L. Kaiser (ICF-16-98), diving from R/V Urracá, 30 Apr. 1998. KLK Coll. 201192. Size: 1.32 mm (SEMs by D.L.
Geiger). Debris showing in aperture.