Rugogaster

Rugogastridae is a family of trematodes in the order Aspidogastrida. It consists of a single genus, Rugogaster Schell, 1973.^[1]

Rugogaster
Scientific classification
Kingdom:	Animalia
Phylum:	Platyhelminthes
Class:	Trematoda
Order:	Aspidogastrida
Family:	Rugogastridae Schell, 1973[1]
Genus:	Rugogaster Schell, 1973
Type species
Rugogaster hydrolagi Schell, 1973
Species
Rugogaster callorhinchi Amato & Pereira, 1995 Rugogaster hydrolagi Schell, 1973

Species

• Rugogaster callorhinci Amato & Pereira, 1995^[2]
• Rugogaster hydrolagi Schell, 1973^[1]

Morphological characteristics

Species of Rugogaster are parasitic in the rectal glands of various holocephalan fishes. They are characterized by a row of rugae, numerous testes, and two caeca, whilst other aspidogastrid species generally have one caecum and one or two testes.