Canadian wildlife species at risk October 2017: chapter 6

Table 7 - Extirpated category (23)

Table 7. Wildlife species assessed and designated in a "risk category" (Extirpated, Endangered, Threatened or Special Concern) (735 wildlife species), with range of occurrence (by province, territory or ocean), and date of assessment. For Extirpated wildlife species, the historical range of occurrence and the approximate date of disappearance from Canada are shown. Mammals (2), Birds (2), Reptiles (5), Amphibians (2), Fishes (2), Arthropods (4), Molluscs (2), Vascular Plants (3), Mosses (1), Lichens (0)
Total: EXTIRPATED CATEGORY (23)
Taxon	Assessment Details	Common Name	Scientific Name	Population Name	Historical Range of Occurrence	Extirpation Date	Assessment Date
Mammals	↔	Ferret, Black-footed	Mustela nigripes	-	AB SK	1974	April 2009
Mammals	↔	Whale, Grey	Eschrichtius robustus	Atlantic population	Atlantic Ocean	before end of 1800s	November 2009
Birds	↔	Prairie-Chicken, Greater	Tympanuchus cupido	-	AB SK MB ON	last reported in 1987 in Saskatchewan	November 2009
Birds	↔	Sage-Grouse phaiossubspecies, Greater	Centrocercus urophasianus phaios	-	BC	not observed since 1960s	April 2008
Reptiles	↔	Gophersnake, Pacific	Pituophis catenifer catenifer	-	BC	not observed since 1957	May 2012
Reptiles	↔	Lizard, Pygmy Short-horned	Phrynosoma douglasii	-	BC	last reported in 1898, near Osoyoos, BC	April 2007
Reptiles	↔	Rattlesnake, Timber	Crotalus horridus	-	ON	1941	November 2010
Reptiles	☼	Turtle, Eastern Box	Terrapene carolina	-	ON	-	November 2014
Reptiles	↔	Turtle, Pacific Pond	Actinemys marmorata	-	BC	not observed since 1959	May 2012
Amphibians	↻	Salamander, Eastern Tiger	Ambystoma tigrinum	Carolinian population	ON	1915	November 2012
Amphibians	↻	Salamander, Spring	Gyrinophilus porphyriticus	Carolinian population	ON	-	May 2011
Fishes	↔	Chub, Gravel	Erimystax x-punctatus	-	ON	last reported in 1958, Thames River drainage	April 2008
Fishes	↔	Paddlefish	Polyodon spathula	-	ON	1917	April 2008
Arthropods	↔	Blue, Karner	Lycaeides melissa samuelis	-	ON	1991	April 2010
Arthropods	(no symbol)	Burying Beetle, American	Nicrophorus americanus	-	ON QC	-	November 2011
Arthropods	↔	Elfin, Frosted	Callophrys irus	-	ON	1988	April 2010
Arthropods	↔	Marble, Island	Euchloe ausonides insulanus	-	BC	before 1910	April 2010
Molluscs	↔	Puget Oregonian	Cryptomastix devia	-	BC	not observed since 1905	May 2013
Molluscs	↔	Wedgemussel, Dwarf	Alasmidonta heterodon	-	NB	1968	November 2009
Vascular Plants	(no symbol)	Lupine, Oregon	Lupinus oreganus	-	BC	Last recorded in 1929	November 2008
Vascular Plants	↔	Spring Blue-eyed Mary	Collinsia verna	-	ON	not observed since 1954	May 2000
Vascular Plants	↔	Tick-trefoil, Illinois	Desmodium illinoense	-	ON	not observed since 1888	May 2000
Mosses	↔	Moss, Incurved Grizzled	Ptychomitrium incurvum	-	ON	1828	May 2012
Lichens	-	-	-	-	-	-	-

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2018-01-07