377. B. hypnophila, (Turn.) Tuckerm.

On mosses, stones, earth, dead wood and living bark. (Tucker-man.) Greenland. (Vahl.) On moss, Middle Arm, St. John's beach and Pleasant Cove, Newfoundland. (Waghorne.) On dead wood, Ottawa, Ont. (A. T. Drummond.) On moss on rocks, bark and fence-rails at Baddeck and Margaree, Cape Breton Island, N.S., July, 1898; on dead wood and moss, Gaspé coast, Que.; on moss on rocks and on old rails at Ottawa, Ont.; on the bases of trees, Seymour West, Northumberland Co., Ont.; on moss at the base of trees, Algonquin Park, Ont., June, 1900; on dead bark, Lake Nipigon, and on moss, northeast coast of Lake Superior; on moss along Lake Winnipego is, Man.; on earth at Morley and on moss at Banff, Rocky Mountains; on bases of trees at Revelstoke, Columbia River, B.C. (Macoun.)

378. B. verecundula, (Th. Fr.) Tuckerm.

Upon mosses, Grinnell Land, Arctic America. (Th. Fries.)

379. B. artyta, (Ach.) Tuckerm.

On earth in high northern regions. (Tuckerman.) On the ground, Goose Arm, Newfoundland. (Waghorne.) On earth on rocks, Lake Nipigon; on earth at Hector and Cathedral Mountain, Rocky Mountains. (Macoun.) Islands of Behring Strait. (Wright.)

380. B. milliaria, (Fr.) Tuckerm.

On bark of old trees, Frenchman's Cove, Newfoundland. (Waghorne.) On earth in woods at Banff, July nth, 1891; also on earth along Jumping Pound Creek, Rocky Mountains, June, 1897. (Macoun.) Shumigan group of islands, Alaska. (Rothrock.)

381. B. melsena, (Nyl.) Tuckerm.

On bark of old logs, St. John's beach, Newfoundland. (Waghorne.) On old and charred cedar rails along the Richmond road near Ottawa, Ont., April 18th, 1896. (Macoun.)

382. B. castanea, Hepp.

Clearwater Lake, Labrador, July, 1896. (A. P. Low.) Greenland. (Arct. Man) On earth at Morley, Bow River Pass, June

15th, 1885; and on earth, Moose Mountain, Rocky Mountains, July, 1897; on rocks at Deer Park, Columbia River, B.C. June, 1890. (Macoun)

383. B. rubella, (EhrH.) Rabenh.

Labrador or Newfoundland. (Wag horne fide Eckfeldt) Upon bark, Arctic America. (Richardson.) On bark of maple, basswood, beech, white cedar and blue beech at Ottawa, Ont.; on blue beech at Aylmer, Que.; white cedar, Seymour West, Northumberland Co., Ont; common on bark, Algonquin Park, Ont., June, 1900; on bark at Niagara Falls, May, 1901. (Macoun.) On trees at London, Ont. (A. T. Drummond)

384. B. fusco-rubella, (Hoffm.) Tuckerm.

On maple and ash bark at Ottawa, Ont.; on white pine at Belleville, Hastings Co., Ont.; on blue beech, Central Ontario Junction] Hastings Co., Ont.; and maple trees, Foster's flats, Niagara Falls, May, 1901. (Macoun)

385. B. suffusa, Fr.

On trees, London, Ont. (A. T. Drummond.) On elm bark, Edmonton, Ont. (J. White.) On maple, ash and basswood bark at Ottawa, Ont.; on maple bark at Belleville, Hastings Co., Ont.; on bark of trees, Algonquin Park, Ont., June, 1900. (Macoun.)

386. B. Schweinitzii, Fr.

On trees, London, Ont. (A. T. Drummond.) On beech, cedar and spruce trees at Ottawa, Ont.; on maple and swamplash bark at Belleville, Hastings Co.; on Thuya occidentalis bark, Algonquin Park, Ont., June, 1900; on cedar bark, Foster's flats, and on maple above Niagara Falls, Ont., May, 1901. (Macoun.)

387. B. atrogrisea, (Delis.) Hepp.

On balsam trees at Brackley Point, Prince Edward Island; on bark of Rhamnus Purshiana at Comox, Vancouver Island, June 19th, 1893; on bark of small maples at Revelstoke, B.C. (Macoun.)

388. B. inundata, Fr.

On rocks, Ballantyne Cove, Newfoundland. (Waghorne.)

389. B. Friesiana, Hepp.

On pieces of wood, Wild Cove, Newfoundland. (Waghorne.)

390. B. effusa, (Smith) Hepp. var. arceutina, Ach.

On the bark of Alnus rubra at Comox, Vancouver Island, June 19th, 1893. (Macoun)

391. B. Beckhausii, (Koerb.)

On old fence-rails west of the old toll-gate, Aylmer road, Hull, Que., Oct. 6th, 1898. (Macoun.)

392. B. akompsa, Tuckerm.

On Ribes bracteosum at Comox, Vancouver Island, June 19th, 1893. (Macoun.)

393. B. muscorum, (Sw.) Tuckerm.

Greenland. (Arct. Man.) On earth, northeast coast of Newfoundland. (Waghorne.) Islands of Behring Strait. (Wright.)

394. B. umbrina, (Ach.) Tuckerm.

Labrador or Newfoundland. (Waghorne fide Eckfeldt.)

395. B. rupestris, Scof.

On stone , Middle Arm and Coal River, Newfoundland. (Waghorne.)

396. B. chlorantha, Tuckerm.

On the bark of white pine and spruce, North Bay, Lake Nipissing, May 31st, 1884; on bark of balsam fir, Algonquin Park, Ont., June, 1900. (Macoun.)

397. B. moriformis, (Ach.) Tuckerm.

On bark and dead wood, Lake Manitoba, and Lake Winnipe-gosis, Man., July 2nd, 1881. (Macoun.)

398. B. funerea, (Sommerf.)

Urofhora funerea (Sommerf.) Arn.

On rocks, Shoal Point and Rofe Cove, Newfoundland. (Wag-horne)

399. B. obscurella, Sommerf.

On bark at Siles Point and Little Harbour, Newfoundland. (Waghorne.)

400. B. obscurata, (Sommerf.) Eckfeldt.

Greenland. (Arct. Man.) On rotten wood, Chimney Cove, Newfoundland. (Waghorne.)

401. B. campestris, Fr.

On earth amongst moss, at Salt Lake, Anticosti, Que., Aug. 10th, 1883. (Macoun)

402. B. fuliginea, Ach.

On bark of dead wood, Wood's Island, Newfoundland. (Waghorne.)

403. B. Macounii, Eckfeldt.

On granite boulders in Rockcliffe Park, Ottawa, Ont, and in woods west of Hull, Que., April 17th, 1898. (Macoun.)

404. B. holomicra, Anz.

On pieces of dead wood at Meadows, Newfoundland. (Waghorne.)

405. B. atrofusca, Flot.

On moss and dead bark, Frenchman's Cove, Newfoundland, (Waghorne.)

406. B. pallida, (Arn.) Eckfeldt.

Greenland. (Arct. Man) On smooth bark, Labrador or Newfoundland. (Waghornefide Eckfeldt)

407. B. caesio-rufa, (Ach.) Eckfeldt.

On smooth bark, Labrador or Newfoundland. (Waghorne fide Eckfeldt.)