ecphora การใช้

• Many ecphora species are important index fossils.
• The common name for this genus and their relatives is " ecphora " ( s ).
• "Ecphora gardnerae, " an extinct snail shell was named after Julia Anna Gardner.
• The common name for this genus and a group of related genera is " ecphora " ( s ).
• Specimens of ecphora are found along the Calvert Cliffs in Calvert County and St . Mary's County, Maryland.
• The Miocene-aged specimens found in Maryland have been assigned to a different taxon, " Ecphora gardnerae ".
• Currently, " Ecphora " is subdivided into the subgenus " Planecphora ", and several species complexes.
• The Miocene murex snail " Ecphora gardnerae gardnerae " is the Maryland state fossil . " Astrodon johnstoni " is the state dinosaur of Maryland.
• "' Ecphora "'is the common name for a group of extinct predatory ocenebrinid murexes are descended from the Eocene murex, " Tritonopsis ".
• This species was previously known as " Ecphora quadricostata ", but that name is now restricted to a species which is found from Pliocene strata in Virginia to Florida.
• ""'Ecphora " "'is a genus of extinct predatory ocenebrinid murexes indigenous to the North American Eastern Seaboard from Miocene until their extinction during the Pliocene.
• Eventually, by the end of the early Pliocene, " Ecphora " and " Planecphora " were restricted to the Everglades atoll, until their extinction due to competition by newer murex genera invading from the Caribbean.
• These genera persisted until their extinction during the early Pliocene . " Ecphora " also persisted, though, its species were slowly pushed south to coral reefs in southern Florida due to climate changes turning the Eastern Seaboard from tropical / subtropical to temperate.
• The three-ribbed " Trisecphora " would then give rise to the ( mostly ) four-ribbed genus " Ecphora ", and both genera coexisted together with " Chesathais " and " Ecphorosycon ", along with " Ecphora "'s subgenus " Planecphora ", up until midway through the Serravallian stage, when " Planecphora " was extirpated from the Eastern American Seaboard ( surviving only in coral reefs of Florida ), and all ecphora genera up to this time, save for " Ecphora ", itself, became extinct.
• The three-ribbed " Trisecphora " would then give rise to the ( mostly ) four-ribbed genus " Ecphora ", and both genera coexisted together with " Chesathais " and " Ecphorosycon ", along with " Ecphora "'s subgenus " Planecphora ", up until midway through the Serravallian stage, when " Planecphora " was extirpated from the Eastern American Seaboard ( surviving only in coral reefs of Florida ), and all ecphora genera up to this time, save for " Ecphora ", itself, became extinct.
• The three-ribbed " Trisecphora " would then give rise to the ( mostly ) four-ribbed genus " Ecphora ", and both genera coexisted together with " Chesathais " and " Ecphorosycon ", along with " Ecphora "'s subgenus " Planecphora ", up until midway through the Serravallian stage, when " Planecphora " was extirpated from the Eastern American Seaboard ( surviving only in coral reefs of Florida ), and all ecphora genera up to this time, save for " Ecphora ", itself, became extinct.
• The three-ribbed " Trisecphora " would then give rise to the ( mostly ) four-ribbed genus " Ecphora ", and both genera coexisted together with " Chesathais " and " Ecphorosycon ", along with " Ecphora "'s subgenus " Planecphora ", up until midway through the Serravallian stage, when " Planecphora " was extirpated from the Eastern American Seaboard ( surviving only in coral reefs of Florida ), and all ecphora genera up to this time, save for " Ecphora ", itself, became extinct.