Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 25-37

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 40-49

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 118-123

Published in Annals and Magazine of Natural History (9), in 1921, in volume 7, pages 123-135

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 136-137

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 137-141

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 144

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 145-153

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 177-179

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 179-181

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 181-183

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 183-187

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 187-189

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 192-194

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 194-200

Published in Annals of Natural History London, in 1921, in volume 7, pages 201-212

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 212-222

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 224-229

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 229-234

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 236-243

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 243-249

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 249-254

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 254-256

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 322-343

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 344-347

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 347-352

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 368-373

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 378-381

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 381-385

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 385-386

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 387-388

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 389-403

Published in Annals of Natural History London, in 1921, in volume 7, pages 404-411

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 442-444

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 451-452

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 480-509

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 519-523

Published in Annals And Magazine of Natural History, in 1921, in volume 7, pages 523-524

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 1-25

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 37-39

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 50-87

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 87-97

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 98-118

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 37, pages 141-143

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 38, pages 189-192

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 257-293

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 293-305

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 305-322

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 352-355

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 355-368

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 40, pages 373-378

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 41, pages 412-420

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 41, pages 420-431

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 41, pages 431-437

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 42, pages 453-480

Published in Annals And Magazine of Natural History, in 1921, in volume 7, issue 42, pages 509-519

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 1-33

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 116-118

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 123-127

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 128-129

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 129-133

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 139

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 140-143

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 143-144

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 193-207

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 208

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 209-210

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 210-212

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 221-222

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 223-224

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 240-245

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 246-290

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 353-354

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 354-357

Published in Annals of Natural History London, in 1921, in volume 8, pages 359-368

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 369-392

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 400-401

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 401-413

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 433-440

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 440-441

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 441-442

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 442-443

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 443-444

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 449-494

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 494-496

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 496-536

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 541-545

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 545

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 563-569

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 570-576

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 576-590

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 590-600

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 601-608

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 617-618

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 626

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 627-628

Published in Annals and Magazine of Natural History, in 1921, in volume 8, pages 632-639

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 639-644

Published in Annals And Magazine of Natural History, in 1921, in volume 8, pages 644-650

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 43, pages 33-67

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 43, pages 67-99

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 43, pages 99-115

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 43, pages 134-136

Published in Annals and Magazine of Natural History, in 1921, in volume 8, issue 43, pages 136-139

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 44, pages 161-175

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 44, pages 175-192

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 44, pages 214-221

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 45, pages 225-239

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 45, pages 309-320

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 45, pages 337-350

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 45, pages 351-352

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 46, pages 393-400

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 46, pages 425-433

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 47, pages 536-541

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 48, pages 618-622

Published in Annals And Magazine of Natural History, in 1921, in volume 8, issue 48, pages 629-632