Ken,
There isn't a web site for world size records yet, and I doubt there will be
soon. Kim and Linda Hutsell of San Diego compiled the last list, and Kim can be
reached at [log in to unmask] The current listed record for Oliva incrassata
nivea is 57.4 mm, so your's is a huge one. The listed record for Oliva incrassata
incrassata is 95.0, and for Oliva incrassata burchorum it is 73.4.
Travis