Exosphaeroma rhomburum (Richardson, 1899)

Fig. 2G

Sphaeroma rhomburum Richardson, 1899: 835-836, fig. 12; 1900: 222.

Exosphaeroma rhomburum .- Richardson, 1905: 290, fig. 303; Nierstrasz 1931: 195; Schultz 1969: 135, fig. 197; Kussakin 1971: 402, fig. 257; Bruce 2003: 369.

Type locality.

Monterey Bay, California.

Material examined.

USA. 3 ♂♂ (up to 4.1 mm), 2 ovigerous ♀♀ (up to 4.2 mm); Washington, Clallam Co., Makah Bay; 31 July 1966; E.L. Bousfield leg.; CMNC 1991-2559. Canada . 4 ♂♂ (up to 4.5 mm), 4 ♀♀ (up to 5 mm); British Columbia, Range 5 Coast; 13 July 1964; E.L. Bousfield leg.; CMNC 1984-1535 . 3 ♂♂ (up to 4.1 mm), 4 ♀♀ (up to 4.5 mm); British Columbia, Rupert Land Distr., Hope Island; 22 July 1959; E.L. Bousfield leg.; CMNC 1984-1537 . 1 ♀ (4 mm); Alaska, Prince of Wales-Outer Ketchikan Census Area; 31 May 1961; E.L. Bousfield leg.; CMNC 1991-2501 .

Distribution.

Monterey Bay, California, Washington to British Columbia.