Tag Archives: Thysanophoridae

Microphysula cookei

Vancouver Snail

Microphysula cookei

Microphysula cookei. Astlais Mountain, Babine Range, Skeena Mountains, BC (Forsyth collection 97.196.2019; width: 4.1 mm).

This species generally occurs in wet montane forests of the coastal ranges of BC but is also known from a few lower elevation sites along the coast. It occurs from Alaska south through BC to at least Washington. Microphysula cookei is one of just two species in its genus in BC. They are remarkably similar in appearance and may not be readily distinguishable from each other.