Alternative combinations: Microsula avita, Sula (Microsula) avita
Full reference: A. Wetmore. 1938. A Miocene booby and other records from the Calvert Formation of Maryland. Proceedings of The United States National Museum 85:21-25
Sister taxa: Moris reyana, Morus atlanticus, Morus bassanus, Morus capensis, Morus humeralis, Morus lompocanus, Morus loxostylus, Morus magnus, Morus peninsularis, Morus peruvianus, Morus recentior, Morus reyanus, Morus serrator, Morus vagabundus
Type specimen: USNM 13854, a limb element (distal humerus). Its type locality is Plum Point, Zone 10, which is in a Langhian estuary/bay claystone in the Calvert Formation of Maryland.
Ecology: ground dwelling carnivore
• Pliocene of United States (1: North Carolina collection)
• Miocene of United States (1: Maryland)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.