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JackSullivan

08-05-2017, 07:09 AM
Wonderful shell from a European seller: 31.8 mm. I believe the dark color is eumelanin, an oxidative polymer of the amino acid tyrosine that is commonly found in cones to create black to brown pigmentation. Bohol, PI.

Jack
Forums SEASHELL-COLLECTOR > Seashell Collector's Forum > Share your Collection > Conus (Leporiconus) coffeae: Conoidea: Conidae