Lot 470B

King Helmet seashell (Cassis tuberosa), 878 g, 18.5 cm

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Lot 470
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King Helmet seashell (Cassis tuberosa), 878 g, 18.5 cm
King Helmet seashell (Cassis tuberosa), 878 g, 18.5 cm
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King Helmet seashell (Cassis tuberosa), 878 g, 18.5 cm

Estimate: $150 - $300

Starting Bid: $80

(0 Bids)
by Eternity Gallery
July 25, 2026 10:30 AM EDT
Live Auction
PO Box 48073
Tampa, FL, US 33646

This is a beautiful King Helmet Seashell (Cassis tuberosa). Length: 18.5 cm = 7.5 inches long; Weight: 1 lb. 15 oz. = 878 g; Cassis tuberosa, the king helmet, is a species of very large sea snail with a solid, heavy shell, a marine gastropod mollusk in the family Cassidae, the helmet shells and their allies.[1] This species occurs in the Eastern Atlantic Ocean in: North Carolina, Florida, Mexico, Honduras, Colombia, Costa Rica, Panama, Venezuela, Bermuda, Bahamas, Cuba, Hispaniola, Puerto Rico, Virgin Islands, Leeward Islands, Windward Islands, Brazil, and in the eastern Atlantic Ocean at the Cape Verde Islands. [1]

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Bid Increments
From: To: Increments:
$0 $99 $10
$100 $199 $20
$200 $499 $25
$500 $999 $50
$1,000 $4,999 $100
$5,000 $9,999 $250
$10,000 $19,999 $500
$20,000 + $1,000