绞口鲨科（学名Ginglymostomatidae）又称锈须鲛科，是板鳃亚纲角鲨目的其中一科。

绞口鲨科下分为2个属，如下：

• 绞口鲨属(Ginglymostoma)
  • 短尾铰口鲨(Ginglymostoma brevicaudatum)
  • 铰口鲨(Ginglymostoma cirratum) （俗名护士鲨）
  • 锈色铰口鲨(Ginglymostoma ferrugineum)
• 光鳞鲨属(Nebrius)
  • 光鳞鲨(Nebrius ferrugineus)：又称锈须鲛。

The Ginglymostomatidae are a cosmopolitan family of carpet sharks, containing two monotypic genera of nurse sharks. Common in shallow, tropical and subtropical waters, these sharks are sluggish and docile bottom-dwellers. Nurse sharks typically attack humans only if directly threatened.