Table 1 Details of the Zonotrichia capensis samples used in this study

NW San Cristóbal, Chiapas, Mexico (1)

16°45’ N, 92°40’ W

SS

AMNH 766634

KC693420

-

-

-

-

-

Chichicastenango, Quiché, Guatemala (2)

14°56’ N, 91°07’ W

SS

AMNH 397960

KC693421

-

-

-

-

-

República Dominicana (3)

19°20’ N, 71°43’ W

BS

RD-ZCA

KC693437

-

-

-

-

-

RD-ZCA-2

KC693436

-

-

-

-

-

RD-ZCA-3

KC693439

-

-

-

-

-

RD-ZCA-4

KC693438

-

-

-

-

-

RD-ZCA-5

KC693440

-

-

-

-

-

La Georgina, San José, Costa Rica (4)

9°34’ N, 83°44’ W

MLHS

LSUMZ B16204

KC693418

KC693338

KC693306

KC693272

KC693466

KC693240

LSUMZ B16236

KC693419

KC693339

KC693307

KC693273

KC693467

KC693241

Curaçao (5)

12°10' N, 69°00' W

SS

AMNH 174800

KC693428

-

-

-

-

-

AMNH 174801

KC693429

-

-

-

-

-

El Junquito-Colonia Tovar, Aragua, Venezuela (6)

10°25' N, 67°13’ W

MLHS

GFB3125

KC693414

KC693346

KC693314

KC693280

KC693474

-

GFB3126

KC693415

KC693347

KC693315

KC693281

KC693475

KC693248

GFB3129

KC693413

KC693348

KC693316

KC693282

KC693476

KC693249

GFB3142

KC693417

KC693349

KC693317

KC693283

KC693477

KC693250

GFB3162

KC693416

KC693350

KC693318

KC693284

KC693478

-

Laguna de La Herrera, Sabana de Bogotá, Colombia (7)

4°40’ N, 74°16’ W

SS

AMNH 803019

KC693430

-

-

-

-

-

AMNH 803020

KC693431

-

-

-

-

-

AMNH 803021

KC693432

-

-

-

-

-

Summit Mt. Roraima, Roraima, Venezuela (8)

5°14’ N, 60°47’ W

SS

AMNH 237128

KC693427

-

-

-

-

-

AMNH 237131

KC693426

-

-

-

-

-

Quito, Pichincha, Ecuador (9)

0°13’ S, 78°30’ W

MLHS

PH-QUITO-2

KC693444

-

-

-

-

-

PH-QUITO-4

KC693441

-

-

-

-

-

PH-QUITO-6

KC693443

-

-

-

-

-

PH-QUITO-7

KC693442

-

-

-

-

-

Rio Tocantins– Baião, Pará, Brazil (10)

2°50’ S, 49°36’ W

SS

AMNH 431444

KC693424

-

-

-

-

-

AMNH 431447

KC693425

-

-

-

-

-

Huánuco-La Unión Rd., Huánuco, Perú (11)

9°53’ S, 76°32’ W

MLHS

LSUMZ B3603

KC693412

-

-

-

-

-

Cushi, Huánuco, Perú (12)

9°55’ S, 75°45’ W

MLHS

LSUMZ B8084

KC693409

KC693344

KC693312

KC693278

KC693472

KC693246

LSUMZ B8131

KC693410

KC693345

KC693313

KC693279

KC693473

KC693247

Oxapampa, Pasco, Perú (13)

10°34’ S, 75°24’ W

MLHS

LSUMZ B1875

KC693411

KC693342

KC693310

KC693276

KC693470

KC693244

Garanhuns, Pernambuco, Brazil (14)

8°54’ S, 36°29’ W

SS

AMNH 245037

KC693422

-

-

-

-

-

AMNH 245038

KC693423

-

-

-

-

-

Chuspipita, La Paz, Bolivia (15)

16°18’ S, 67°47’ W

MLHS

LSUMZ B1277

KC693408

KC693335

KC693303

KC693269

KC693463

KC693237

Catarata Arco Iris, Santa Cruz, Bolivia (16)

13°55’ S, 60°45’ W

MLHS

LSUMZ B14823

KC693406

KC693336

KC693304

KC693270

KC693464

KC693238

LSUMZ B14829

KC693403

KC693337

KC693305

KC693271

KC693465

KC693239

Charagua, Santa Cruz, Bolivia (17)

19°48’ S, 61°50’ W

MLHS

LSUMZ B18743

KC693404

KC693340

KC693308

KC693274

KC693468

KC693242

LSUMZ B19108

KC693407

KC693343

KC693311

KC693277

KC693471

KC693245

LSUMZ B18745

KC693405

KC693341

KC693309

KC693275

KC693469

KC693243

LSUMZ B18751

KC693402

-

-

-

-

-

Yavi, Jujuy, Argentina (18)

22°8’ S, 65°28’ W

BS

SCL055

KC693359

-

-

-

-

-

SCL056

KC693360

-

-

-

-

-

SCL060

KC693361

-

-

-

-

-

SCL062

KC693362

-

-

-

-

-

SCL063

KC693363

KC693322

KC693288

KC693254

KC693448

KC693223

SCL066

KC693364

-

-

-

-

-

Tres Cruces, Jujuy, Argentina (19)

22°55’ S, 65°35’ W

BS

SCL071

KC693365

-

-

-

-

-

SCL072

KC693366

-

-

-

-

-

SCL074

KC693367

-

-

-

-

-

Iguazú, Misiones, Argentina (20)

25°34’ S, 54°34’ W

BS

SCL505

KC693396

-

-

-

-

-

Tafí del Valle, Tucumán, Argentina (21)

26°52’ S, 65°41’ W

BS

SCL084

KC693368

-

KC693289

KC693255

KC693449

KC693224

SCL085

KC693369

-

-

-

-

-

SCL086

KC693370

-

-

-

-

-

SCL088

KC693371

KC693323

KC693290

KC693256

KC693450

KC693225

Rd. 42 30 k. SE of El Peñon, Catamarca, Argentina (22)

26°4’ S, 67°11’ W

MLHS

SCL009

KC693372

-

-

-

-

-

Quimilí, Santiago del Estero, Argentina (23)

27°38’ S, 62°25’ W

BS

SCL037

KC693353

-

-

-

-

-

SCL038

KC693354

KC693321

KC693287

KC693253

KC693447

KC693222

SCL044

KC693355

-

-

-

-

-

SCL048

KC693356

-

-

-

-

-

SCL051

KC693357

-

-

-

-

-

SCL052

KC693358

-

-

-

-

-

Reserva Natural del Iberá, Corrientes, Argentina (24)

28°06’ S, 57°06’ W

BS

SCL507

KC693397

KC693334

KC693302

KC693268

KC693462

KC693236

SCL508

KC693398

-

-

-

-

-

Mendoza, Mendoza, Argentina (25)

32°53’ S, 68°49’ W

BS

SCL502

KC693399

KC693332

KC693300

KC693266

KC693460

-

SCL503

KC693400

KC693333

KC693301

KC693267

KC693461

KC693235

SCL504

KC693401

-

-

-

-

-

La Reja, Buenos Aires, Argentina (26)

34°40 S’, 58°50’ W

BS

SCL010

KC693390

-

-

-

-

-

Magdalena, Buenos Aires, Argentina (27)

35°04’ S, 57°32’ W

BS

SCL110

KC693391

KC693328

KC693296

KC693262

KC693456

KC693231

SCL111

KC693392

-

-

-

-

-

SCL112

KC693393

KC693329

KC693297

KC693263

KC693457

KC693232

SCL113

KC693394

KC693330

KC693298

KC693264

KC693458

KC693233

SCL115

KC693395

KC693331

KC693299

KC693265

KC693459

KC693234

Isla de Mocha, Arauco, Chile (28)

38°23’ S, 73°52’ W

SS

AMNH 387432

KC693433

-

-

-

-

-

Puerto Montt, Llanquihue, Chile (29)

41°28’ S, 72°56’ W

SS

AMNH 182548

KC693435

-

-

-

-

-

Golfo de Ancud, Palena, Chile (30)

43°37’ S, 71°48’ W

SS

AMNH 182547

KC693434

-

-

-

-

-

Trelew, Chubut, Argentina (31)

43°15’ S, 65°18’ W

BS

SCL089

KC693373

-

-

-

-

-

SCL090

KC693374

-

-

-

-

-

SCL091

KC693375

-

-

-

-

-

SCL092

KC693376

-

-

-

-

-

SCL093

KC693377

-

-

-

-

-

Güer Aike, Santa Cruz, Argentina (32)

51°39’ S, 69°35’ W

BS

SCL096

KC693378

KC693324

KC693291

KC693257

KC693451

KC693226

SCL097

KC693379

-

-

-

-

-

SCL098

KC693380

-

-

-

-

-

SCL099

KC693381

-

-

-

-

-

SCL100

KC693382

-

-

-

-

-

SCL101

KC693383

-

-

-

-

-

SCL102

KC693384

-

-

-

-

-

Ushuaia, Tierra del Fuego, Argentina (33)

54°48’ S, 68°18’ W

BS

SCL103

KC693385

-

-

-

-

-

SCL104

KC693386

KC693325

KC693292

KC693258

KC693452

KC693227

SCL105

-

-

KC693293

KC693259

KC693453

KC693228

SCL106

KC693387

KC693326

KC693294

KC693260

KC693454

KC693229

SCL107

KC693388

KC693327

KC693295

KC693261

KC693455

KC693230

SCL108

KC693389

-

-

-

-

-