Euomphalus

Euomphalus is a genus of fossil marine gastropods known to have lived from the Silurian to the Middle Permian.

Euomphalus is characterized by a closely coiled shell with a depressed to slightly elevated spire and a channel-bearing angulation (a selenizone) on the upper surface of the whorls. The lower surface of the whorls is rounded to angular.

单词	Euomphalus
释义	Euomphalus 英语百科 Euomphalus Euomphalus is a genus of fossil marine gastropods known to have lived from the Silurian to the Middle Permian. Euomphalus is characterized by a closely coiled shell with a depressed to slightly elevated spire and a channel-bearing angulation (a selenizone) on the upper surface of the whorls. The lower surface of the whorls is rounded to angular.
随便看	costs of planting的意思 Costs of production的意思 costs of protection的意思 costs of reproduction的意思 costs of the parties的意思 costs of training and recruitment的意思 costs of transport的意思 cost somebody dear的意思 cost someone an arm and a leg的意思 cost someone dear的意思 cost someone dearly的意思 cost someone his head的意思 costs on the higher scale的意思 costs的意思 Costs,Sickness的意思 cost standard的意思 cost standards的意思 cost statement的意思 cost statement analysis的意思 cost statistics的意思 Cost Sterling blood system的意思 Coststeron的意思 cost stream的意思 Costs,Treatment的意思 cost structure的意思