Aves - Charadriiformes - Laridae
Alternative spelling: Larus (Rissa)
Parent taxon: Laridae according to J. F. Clements et al. 2017
See also Chandler 1990, Coues 1862, Guthrie 1992 and Smith 2011
Sister taxa: Anoinae, Anous, Chlidonias, Chroicocephalus, Creagrus, Gaviota, Gelochelidon, Gyginae, Gygis, Hydrocoloeus, Hydroprogne, Larinae, Larosterna, Larus, Leucophaeus, Limosavis, Onychoprion, Pagophila, Rhodostethia, Rynchopinae, Sterna, Sterninae, Sternula, Thalasseus, Xema
Subtaxa: Rissa brevirostris Rissa estesi Rissa kotzebui Rissa tridactyla
Ecology: ground dwelling carnivore
Distribution:
• Quaternary of Canada (1: Nunavut collection), Greenland (1), Italy (1), Norway (2), the United Kingdom (1), United States (8: Alaska, California, Washington)
• Blancan of United States (2: California)
Total: 16 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.