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Pleioptygma saginata 3 ¾” or 96.82mm. Tucker& Wilson, 1933-Extinct Ultra-Rare Collected in the Fruitville Member (Petuch Unit 4, Lower Beds) of the Tamiami Formation in March,2022. Diggings for a deep lake for future construction site. Sarasota County, Sarasota, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin This fossil has been found in the “Black Layer” and is Ultra-Rare in

Contraconus adversarius 3 3/4” or 96.32mm. Conrad, 1840- “Extinct Superb Giant” Collected in the Pinecrest Member (Petuch Unit 7) of the Tamiami Formation in 2021. Large dig for a lake insitu in walls with other Unit 7. Sarasota County, Sarasota, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin. A treasure for any serious fossil conus collector!!!!   

Macrostrombus collierensis 6 5/8” or 165.01mm. Petuch & Drolshagen, 2011 Extinct Rare “Giant” Collected in the Golden Gate Member (Upper Beds) of The Tamiami Formation on 5/18/2014 Bonita Grande. Aggregates Pit, Lee County, Bonita Springs, Florida. Piacenzian Pliocene 2.58-3.0 M.Y.A. Collected and identified by: Melanie Briskin. Super rare at this size and in this condition.   

Strombus evergladesensis 4 1/8” or 105.19mm. Petuch, 1991-Extinct Giant Rare Collected in the Belle Glade of the Bermont Formation on 10/16/16.Bonita Grande Aggregates Pit, Bonita Springs, Florida. Chibanian Pleistocene 126,000-400,000 Years Old. This is a supergiant and is rarely offered so large.   

Scapharca scalarina 3 1/4” or 81.05mm. Heilprin, 1886-Extinct Superb Collected in the Pinecrest Member (Petuch Unit 7) of the Tamiami Formation in January 2022. Lake Dig Site with insitu specimens. Sarasota County, Sarasota, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin.   

Scaphella ashleyae 4 7/8” or 123.61mm. Petuch, 1994-Extinct Ultra-Rare Collected in the Pinecrest Member (Petuch Unit 7) of the Tamiami Formation in the 1980’s. Apac Pit, Sarasota County, Sarasota, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin.   

Calusacypraea (Myakkacypraea) briani 2 5/8” or 65.49mm. Petuch, 1996-Extinct “Choice” Collected in the Fruitville Member (Petuch Unit 4, Lower Beds) of the Tamiami Formation in the 1980’s Apac Pit, Sarasota County, Sarasota, Florida. Piacenzian Pliocene 2.58-3.0 M.Y.A. Collected and identified by: Melanie Briskin   

Calusacypraea globulina 2 5/8” or 66.16mm. Petuch, 2004-Extinct Mature Adult Collected in the Pinecrest Member (Petuch Unit 7) of the Tamiami Formation in the 1980’s Apac Pit, Sarasota County, Sarasota, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin. This is a Mature Adult “Giant” with some visible growth striations and marks.   

Akleistostoma (Mansfieldcypraea) juliagardnerae 2 7/8” or 72.59mm. Petuch & Drolshagen, 2011 Extinct Superb” Collected in the Fruitville Member (Middle Beds, Petuch Unit 3) of the Tamiami Formation in 2023. Lake Site, Manatee County, Parrish, Florida. Piacenzian Pliocene 2.58-3.0 M.Y.A. Collector: to be disclosed to the buyer. Identified by Melanie Briskin   

Anadara idonea harveyensis 2 7/8” or 73.79mm. Mansfield, 1932-Extinct Rare Adult Giant Collected in the Pinecrest Member (Petuch Unit 7) of the Tamiami Formation on March 8th, 2021. Diggings for a deep lake for future construction site. Sarasota County, Sarasota Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin. Very Rare and not offered much. May be named a subspecies in the future   

Mercenaria langdoni 2 5/8” or 64.35mm. Dall, 1900-Extinct Collected in the Lower Beds of the Chipola Formation in sandy mud by pick- axe and splashing at Alum Bluff. Alum Bluff Group, Chipola Formation, Apalachicola River, Liberty County, Bristol. Florida. Burdigalian Miocene 15.97-20.44 M.Y.A. Collected and Identified by: Melanie Briskin. This is a higher quality pair that is solid and not so fragile.   

Mansfieldostrea compressirostra 3 1/4” or 80.55mm.  Say, 1824-Extinct Collected in the Jupiter Waterway Member of the Murdock Formation in Gray indurated facies in 2007. Burnt Store Pit, Cape Coral, Florida. Zanclean Pliocene. Approximately 4.4-5.3 M.Y.A. Collected and identified by: Melanie Briskin   

Strombus keatonorum brantleyi 3" or 75.85mm. Petuch & Drolshagen 2011.Extinct Collected in the Bee Branch Member of the Caloosahatchee Formation in 2004. Brantley Pit, Arcadia, Florida. Gelasian Pleistocene 2.0-2.2 M.Y.A. Collected and identified by: Melanie Briskin. Collected and identified by: Melanie Briskin.   

Subpterynotus feliciae 1 ¾” or 43.62mm. Petuch and Berschauer, 2020-Extinct Rare Collected in the Golden Gate Member (Petuch Unit 7 Equivalent) of the Tamiami Formation on 03/20/2021.Bonita Grande Aggregates Pit. Lee County, Bonita Springs, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected and identified by: Melanie Briskin A Lovely specimen rarely offered from the Golden Gate Member.   

Akleistostoma olssoni 3 1/8” or 77.78mm. Petuch & Drolshagen, 2011-Extinct Superb Adult Collected in the Fruitville Member (Petuch Unit 4, Lower Beds, Black Layer) of the Tamiami Formation in 1980. Apac Pit, Sarasota County, Sarasota, Florida. Piacenzian Pliocene 2.58-3.0 M.Y.A. Collected and identified by: Melanie Briskin. This shell has color and gloss and the black spotting expected in the black layer.   

Cancellaria sp. 2” or 49.66mm. Un-Described-Un-named Ultra-Rare Collected in the Rucks Pit member of the Nashua Formation in 2008. Indrio Pit, Indrio Road, Fort Pierce, St Lucie County, Florida. Gelasian Pleistocene 1.8-2.2 M.Y.A. Collected & identified by: Dr. Jerry Harasewych with Dr. Ed Petuch and considered Un-described   

Chesapecten quinarius 3 1/2” or 87.19mm Tall. Waller, 2018-Extinct Magnificent Ultra-Rare. Collected in the Jupiter Waterway Member of the Murdock Formation in the 1990’s. Quality Aggregates Pit. Sarasota County, Sarasota, Florida. Hawthorn Group. Zanclean Pliocene 4.6-5.3 M.Y.A. Collected and identified by: Melanie Briskin. Formerly known as Chesapecten palmyrensis.   

Siphocypraea haleyorum 2 1/2” or 60.08mm. Petuch & Drolshagen, 2011-Extinct Collected in the Bee Branch Member of the Caloosahatchee Formation in 2015Aggregates Pit, Bonita Springs, Florida. Gelasian Pleistocene 2.0-2.2 M.Y.A. Collected and identified by: Melanie Briskin Beautiful shape with color, pattern and gloss.   

Dauciconus bassi 1 1/4" or 29.34mm. Petuch, 1991-Extinct Rare Collected in the Golden Gate Member (Petuch Unit 7, Lower Beds) of the Tamiami Formation in the 1970's Mule Pen Quarry, Collier County, Naples, Florida. Piacenzian Pliocene 3.0-3.4 M.Y.A. Collected by: To be provided to the buyer. Identified by: Melanie Briskin. Markings visible still!!!    

Chama heilprini 1 3/4" or 44.49mm. wide. Nicol, 1953- Extinct Collected in the Golden Gate Member (Petuch Unit 2 Equivalent, Upper Beds) of the Tamiami Formation on 03/19/19.Bonita Grande Aggregates Pit, Lee County, Bonita Springs, Florida. Piacenzian Pliocene 2.58-3.0 M.Y.A. Collected and identified by: Melanie Briskin This specimen is preserved with matrix inside.