Complex sentence: Pseudomelatomidae is a family of predatory sea snails, marine gastropods included in the superfamily Conoidea (ex Conacea) and part of the Neogastropoda (Bouchet & Rocroi, 2005).
Split into simpler sentences: Pseudomelatomidae is a family of predatory sea snails, marine gastropod mollusks in the superfamily Conoidea. This family is within the clade Neogastropoda (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).