Published in The Auk, in 1920, in volume 37, pages 586-587

Published in The Auk, in 1920, in volume 37, pages 293-294

Published in The Auk, in 1920, in volume 37, pages 126

Published in The Auk, in 1920, in volume 37, pages 180-181

Published in The Auk, in 1920, in volume 37, pages 592-593

Published in The Auk, in 1920, in volume 37, pages 298

Published in The Auk, in 1920, in volume 37, pages 380-393

Published in The Auk, in 1920, in volume 37, pages 301

Published in The Auk, in 1920, in volume 37, pages 596-597

Published in The Auk, in 1920, in volume 37, pages 130-131

Published in The Auk, in 1920, in volume 37, pages 166

Published in The Auk, in 1920, in volume 37, pages 598

Published in The Auk, in 1920, in volume 37, pages 302

Published in The Auk, in 1920, in volume 37, pages 132

Published in The Auk, in 1920, in volume 37, pages 307-308

Published in The Auk, in 1920, in volume 37, pages 306-307

Published in The Auk, in 1920, in volume 37, pages 498

Published in The Auk, in 1920, in volume 37, pages 178-179

Published in The Auk, in 1920, in volume 37, pages 412-422

Published in The Auk, in 1920, in volume 37, pages 159-160

Published in The Auk, in 1920, in volume 37, pages 470-471

Published in The Auk, in 1920, in volume 37, pages 162-163

Published in The Auk, in 1920, in volume 37, pages 341-344

Published in The Auk, in 1920, in volume 37, pages 614

Published in The Auk, in 1920, in volume 37, pages 457-458

Published in The Auk, in 1920, in volume 37, pages 143-144

Published in The Auk, in 1920, in volume 37, pages 144-145

Published in The Auk, in 1920, in volume 37, pages 615-616

Published in The Auk, in 1920, in volume 37, pages 456

Published in The Auk, in 1920, in volume 37, pages 338

Published in The Auk, in 1920, in volume 37, pages 24-32

Published in The Auk, in 1920, in volume 37, pages 135

Published in The Auk, in 1920, in volume 37, pages 579

Published in The Auk, in 1920, in volume 37, pages 268-272

Published in The Auk, in 1920, in volume 37, pages 463

Published in The Auk, in 1920, in volume 37, pages 607-609

Published in The Auk, in 1920, in volume 37, pages 248-254

Published in The Auk, in 1920, in volume 37, pages 558-564

Published in The Auk, in 1920, in volume 37, pages 606-607

Published in The Auk, in 1920, in volume 37, pages 1-23

Published in The Auk, in 1920, in volume 37, pages 134

Published in The Auk, in 1920, in volume 37, pages 475-476

Published in The Auk, in 1920, in volume 37, pages 320

Published in The Auk, in 1920, in volume 37, pages 325-334

Published in The Auk, in 1920, in volume 37, pages 476

Published in The Auk, in 1920, in volume 37, pages 153

Published in The Auk, in 1920, in volume 37, pages 633

Published in The Auk, in 1920, in volume 37, pages 315

Published in The Auk, in 1920, in volume 37, pages 454-455

Published in The Auk, in 1920, in volume 37, pages 480

Published in The Auk, in 1920, in volume 37, pages 591

Published in The Auk, in 1920, in volume 37, pages 295

Published in The Auk, in 1920, in volume 37, pages 182-188

Published in The Auk, in 1920, in volume 37, pages 482-485

Published in The Auk, in 1920, in volume 37, pages 621-622

Published in The Auk, in 1920, in volume 37, pages 317

Published in The Auk, in 1920, in volume 37, pages 110-125

Published in The Auk, in 1920, in volume 37, pages 429-439

Published in The Auk, in 1920, in volume 37, pages 294-295

Published in The Auk, in 1920, in volume 37, pages 587-589

Published in The Auk, in 1920, in volume 37, pages 494-497

Published in The Auk, in 1920, in volume 37, pages 105-108

Published in The Auk, in 1920, in volume 37, pages 84-88

Published in The Auk, in 1920, in volume 37, pages 453-454

Published in The Auk, in 1920, in volume 37, pages 581-582

Published in The Auk, in 1920, in volume 37, pages 287-288

Published in The Auk, in 1920, in volume 37, pages 145

Published in The Auk, in 1920, in volume 37, pages 142-143

Published in The Auk, in 1920, in volume 37, pages 339-341

Published in The Auk, in 1920, in volume 37, pages 160-161

Published in The Auk, in 1920, in volume 37, pages 469-470

Published in The Auk, in 1920, in volume 37, pages 304-306

Published in The Auk, in 1920, in volume 37, pages 499-505

Published in The Auk, in 1920, in volume 37, pages 173-178

Published in The Auk, in 1920, in volume 37, pages 422-429

Published in The Auk, in 1920, in volume 37, pages 308-309

Published in The Auk, in 1920, in volume 37, pages 597-598

Published in The Auk, in 1920, in volume 37, pages 179-180

Published in The Auk, in 1920, in volume 37, pages 393-412

Published in The Auk, in 1920, in volume 37, pages 78-84

Published in The Auk, in 1920, in volume 37, pages 582-583

Published in The Auk, in 1920, in volume 37, pages 288-289

Published in The Auk, in 1920, in volume 37, pages 439-449

Published in The Auk, in 1920, in volume 37, pages 165

Published in The Auk, in 1920, in volume 37, pages 612-613

Published in The Auk, in 1920, in volume 37, pages 458-460

Published in The Auk, in 1920, in volume 37, pages 140-142

Published in The Auk, in 1920, in volume 37, pages 146

Published in The Auk, in 1920, in volume 37, pages 473-474

Published in The Auk, in 1920, in volume 37, pages 455

Published in The Auk, in 1920, in volume 37, pages 147-149

Published in The Auk, in 1920, in volume 37, pages 352

Published in The Auk, in 1920, in volume 37, pages 158-159

Published in The Auk, in 1920, in volume 37, pages 472

Published in The Auk, in 1920, in volume 37, pages 618-619

Published in The Auk, in 1920, in volume 37, pages 164

Published in The Auk, in 1920, in volume 37, pages 467

Published in The Auk, in 1920, in volume 37, pages 461

Published in The Auk, in 1920, in volume 37, pages 346-352

Published in The Auk, in 1920, in volume 37, pages 167

Published in The Auk, in 1920, in volume 37, pages 309

Published in The Auk, in 1920, in volume 37, pages 303-304

Published in The Auk, in 1920, in volume 37, pages 505-507

Published in The Auk, in 1920, in volume 37, pages 168-173

Published in The Auk, in 1920, in volume 37, pages 127

Published in The Auk, in 1920, in volume 37, pages 299

Published in The Auk, in 1920, in volume 37, pages 593-594

Published in The Auk, in 1920, in volume 37, pages 367-371

Published in The Auk, in 1920, in volume 37, pages 594

Published in The Auk, in 1920, in volume 37, pages 353-367

Published in The Auk, in 1920, in volume 37, pages 128-130

Published in The Auk, in 1920, in volume 37, pages 311

Published in The Auk, in 1920, in volume 37, pages 465-466

Published in The Auk, in 1920, in volume 37, pages 551-558

Published in The Auk, in 1920, in volume 37, pages 221-247

Published in The Auk, in 1920, in volume 37, pages 600-601

Published in The Auk, in 1920, in volume 37, pages 133

Published in The Auk, in 1920, in volume 37, pages 49-55

Published in The Auk, in 1920, in volume 37, pages 273-274

Published in The Auk, in 1920, in volume 37, pages 610-611

Published in The Auk, in 1920, in volume 37, pages 60-77

Published in The Auk, in 1920, in volume 37, pages 137-138

Published in The Auk, in 1920, in volume 37, pages 150-151

Published in The Auk, in 1920, in volume 37, pages 474

Published in The Auk, in 1920, in volume 37, pages 620-621

Published in The Auk, in 1920, in volume 37, pages 314-315

Published in The Auk, in 1920, in volume 37, pages 636-642

Published in The Auk, in 1920, in volume 37, pages 88-91

Published in The Auk, in 1920, in volume 37, pages 584

Published in The Auk, in 1920, in volume 37, pages 450-451

Published in The Auk, in 1920, in volume 37, pages 103-104

Published in The Auk, in 1920, in volume 37, pages 300-301

Published in The Auk, in 1920, in volume 37, pages 372-380

Published in The Auk, in 1920, in volume 37, pages 508-518

Published in The Auk, in 1920, in volume 37, pages 310

Published in The Auk, in 1920, in volume 37, pages 163-164

Published in The Auk, in 1920, in volume 37, pages 460-461

Published in The Auk, in 1920, in volume 37, pages 344-345

Published in The Auk, in 1920, in volume 37, pages 149-150

Published in The Auk, in 1920, in volume 37, pages 471-472

Published in The Auk, in 1920, in volume 37, pages 617

Published in The Auk, in 1920, in volume 37, pages 519-540

Published in The Auk, in 1920, in volume 37, pages 616

Published in The Auk, in 1920, in volume 37, pages 613

Published in The Auk, in 1920, in volume 37, pages 152-153

Published in The Auk, in 1920, in volume 37, pages 255-261

Published in The Auk, in 1920, in volume 37, pages 565-572

Published in The Auk, in 1920, in volume 37, pages 464

Published in The Auk, in 1920, in volume 37, pages 603-605

Published in The Auk, in 1920, in volume 37, pages 334-338

Published in The Auk, in 1920, in volume 37, pages 33-45

Published in The Auk, in 1920, in volume 37, pages 572-579

Published in The Auk, in 1920, in volume 37, pages 262-268

Published in The Auk, in 1920, in volume 37, pages 462

Published in The Auk, in 1920, in volume 37, pages 609

Published in The Auk, in 1920, in volume 37, pages 449-450

Published in The Auk, in 1920, in volume 37, pages 585-586

Published in The Auk, in 1920, in volume 37, pages 292-293

Published in The Auk, in 1920, in volume 37, pages 319-320

Published in The Auk, in 1920, in volume 37, pages 94-102

Published in The Auk, in 1920, in volume 37, pages 677

Published in The Auk, in 1920, in volume 37, pages 92-94

Published in The Auk, in 1920, in volume 37, pages 451-452

Published in The Auk, in 1920, in volume 37, pages 289

Published in The Auk, in 1920, in volume 37, pages 583-584

Published in The Auk, in 1920, in volume 37, pages 634-635

Published in The Auk, in 1920, in volume 37, pages 312-313

Published in The Auk, in 1920, in volume 37, pages 481

Published in The Auk, in 1920, in volume 37, pages 619-620

Published in The Auk, in 1920, in volume 37, pages 318-319

Published in The Auk, in 1920, in volume 37, pages 466

Published in The Auk, in 1920, in volume 37, pages 156

Published in The Auk, in 1920, in volume 37, pages 321

Published in The Auk, in 1920, in volume 37, pages 322-325

Published in The Auk, in 1920, in volume 37, pages 55-59

Published in The Auk, in 1920, in volume 37, pages 138

Published in The Auk, in 1920, in volume 37, pages 286-287

Published in The Auk, in 1920, in volume 37, pages 611

Published in The Auk, in 1920, in volume 37, pages 477

Published in The Auk, in 1920, in volume 37, pages 46-49

Published in The Auk, in 1920, in volume 37, pages 136-137

Published in The Auk, in 1920, in volume 37, pages 274-285

Published in The Auk, in 1920, in volume 37, pages 580

Published in The Auk, in 1920, in volume 37, pages 478

Published in The Auk, in 1920, in volume 37, pages 541-551

Published in The Auk, in 1920, in volume 37, pages 108-109

Published in The Auk, in 1920, in volume 37, pages 589-590

Published in The Auk, in 1920, in volume 37, pages 181

Published in The Auk, in 1920, in volume 37, pages 485-494

Published in The Auk, in 1920, in volume 37, pages 622-631

Published in The Auk, in 1920, in volume 37, pages 316-317

Published in The Auk, in 1920, in volume 37, pages 631-633

Published in The Auk, in 1920, in volume 37, pages 479-480

Published in The Auk, in 1920, in volume 37, pages 497

Published in The Auk, in 1920, in volume 37, pages 601-603

Published in The Auk, in 1920, in volume 37, pages 189-220