481. Arikanda Fall (5.63N, 59.67W) Cuyuni-Mazaruni, Waterfall(s) 482. Arikara Fall (6.23N, 58.83W) Cuyuni-Mazaruni, Waterfall(s) 483. Arikara Falls (6.23N, 58.83W) Cuyuni-Mazaruni, Waterfall(s) 484. Arikiraba Mountain (3.05N, 59.93W) Upper Takutu-Upper Essequibo, Hill 485. Arikirada Mountain (3.05N, 59.93W) Upper Takutu-Upper Essequibo, Hill 486. Arikonda Falls (5.63N, 59.67W) Cuyuni-Mazaruni, Waterfall(s) 487. Arimai Island (6.37N, 58.68W) Cuyuni-Mazaruni, Island 488. Arimera-Kana Falls (2.3N, 59.8W) , Waterfall(s) 489. Arimeraktain Mountain (3.17N, 59.58W) Upper Takutu-Upper Essequibo, Mountain 490. Arimeraktau Hills (2.38N, 59.85W) Upper Takutu-Upper Essequibo, Hills 491. Arimishu Lake (5.18N, 58.17W) Upper Demerara-Berbice, Lake 492. Arimishu River (5.18N, 58.18W) Upper Demerara-Berbice, Stream 493. Arimisu (5.18N, 58.18W) Upper Demerara-Berbice, Stream 494. Arimu Mine (6.47N, 59.15W) Cuyuni-Mazaruni, Mine(s) 495. Arimu River (6.57N, 58.97W) Cuyuni-Mazaruni, Stream 496. Arioparo (7.43N, 59.25W) Barima-Waini, Stream 497. Aripai Creek (5.85N, 59.77W) Cuyuni-Mazaruni, Stream 498. Aripai River (5.85N, 59.77W) Cuyuni-Mazaruni, Stream 499. Aripiaku River (7.27N, 58.72W) Pomeroon-Supenaam, Stream 500. Aririparu River (5.12N, 60.05W) Cuyuni-Mazaruni, Stream 501. Arirua Creek (6.28N, 60.42W) Cuyuni-Mazaruni, Stream 502. Arirua River (6.28N, 60.42W) Cuyuni-Mazaruni, Stream 503. Arisarabo Creek (5.72N, 58.37W) Upper Demerara-Berbice, Stream 504. Arisaru (5.62N, 58.6W) Upper Demerara-Berbice, Locality 505. Arisaru (5.58N, 58.57W) Upper Demerara-Berbice, Triangulation Station 506. Arisaru (6.12N, 58.58W) Upper Demerara-Berbice, Waterfall(s) 507. Arisaru Creek (5.68N, 58.38W) Upper Demerara-Berbice, Stream 508. Arisaru Creek (6.12N, 58.6W) Cuyuni-Mazaruni, Stream 509. Arisaru Fall (5.62N, 58.6W) Upper Demerara-Berbice, Waterfall(s) 510. Arisaru Mountains (5.6N, 58.55W) Upper Demerara-Berbice, Mountains 511. Arisaru River (5.62N, 58.58W) Upper Demerara-Berbice, Stream 512. Arisau Creek (7.22N, 58.62W) Pomeroon-Supenaam, Stream 513. Arisauru River (6.12N, 58.6W) Cuyuni-Mazaruni, Stream 514. Arisaw Creek (7.22N, 58.62W) Pomeroon-Supenaam, Stream 515. Arisika (7.53N, 59.52W) Barima-Waini, Stream 516. Arisoa River (5.6N, 57.18W) East Berbice-Corentyne, Stream 517. Aritak (6.57N, 58.32W) Essequibo Islands-West Demerara, Estate(s) 518. Aritak Creek (6.57N, 58.32W) Essequibo Islands-West Demerara, Stream 519. Aritak Fall (6.12N, 58.58W) Upper Demerara-Berbice, Rapids 520. Aritak River (6.12N, 58.6W) Cuyuni-Mazaruni, Stream | 521. Aritaka (6.57N, 58.32W) Essequibo Islands-West Demerara, Estate(s) 522. Aritaka (6.12N, 58.6W) Cuyuni-Mazaruni, Stream 523. Aritaka Rapid (6.12N, 58.58W) Upper Demerara-Berbice, Rapids 524. Aritaka Rapids (6.12N, 58.58W) Upper Demerara-Berbice, Rapids 525. Aritaka River (6.12N, 58.6W) Cuyuni-Mazaruni, Stream 526. Ariwa Creek (5.35N, 60.15W) Cuyuni-Mazaruni, Stream 527. Ariwa Mountain (4.3N, 59.45W) Potaro-Siparuni, Mountain 528. Ariwa River (5.35N, 60.15W) Cuyuni-Mazaruni, Stream 529. Ariwaitawa Mountain (3.22N, 59.75W) Upper Takutu-Upper Essequibo, Mountain 530. Ariwina River (5.9N, 58.57W) Upper Demerara-Berbice, Stream 531. Arlkumataru Island (6.75N, 60.88W) Cuyuni-Mazaruni, Island 532. Armadale (6.4N, 57.62W) Mahaica-Berbice, Estate(s) 533. Armatani Creek (5.73N, 57.88W) Upper Demerara-Berbice, Stream 534. Armonie Falls (7.95N, 60.2W) , Waterfall(s) 535. Arni River (6N, 60.63W) Cuyuni-Mazaruni, Stream 536. Arnick River (5N, 59.53W) Potaro-Siparuni, Stream 537. Arnik River (5N, 59.42W) Potaro-Siparuni, Stream 538. Arnik River (5N, 59.53W) Potaro-Siparuni, Stream 539. Arnik Village (5.02N, 59.53W) Potaro-Siparuni, Populated Place 540. Aroabishi Coast (7.17N, 58.5W) Pomeroon-Supenaam, Coast 541. Aroakai (5.67N, 58.35W) Upper Demerara-Berbice, Stream 542. Arobaio Creek (6.12N, 58.35W) Upper Demerara-Berbice, Stream 543. Arobaio River (6.1N, 58.28W) , Stream 544. Arobobo (7.63N, 59.28W) Barima-Waini, Stream 545. Arobobo Creek (7.63N, 59.28W) Barima-Waini, Stream 546. Arobopo River (5.62N, 61.08W) Cuyuni-Mazaruni, Stream 547. Aroima Creek (5.28N, 58.07W) Upper Demerara-Berbice, Stream 548. Aroka Mountain (6.25N, 60.3W) Cuyuni-Mazaruni, Hill 549. Aroka River (6.32N, 60.37W) Cuyuni-Mazaruni, Stream 550. Arota Creek (7.33N, 58.8W) Pomeroon-Supenaam, Stream 551. Arotaima River (5.3N, 60.15W) Cuyuni-Mazaruni, Stream 552. Arouta Creek (5.7N, 61.07W) Cuyuni-Mazaruni, Stream 553. Arowana-Pawa Falls (2.97N, 59.95W) , Waterfall(s) 554. Arowod Mountain (3.2N, 59.73W) Upper Takutu-Upper Essequibo, Mountain 555. Aroyawang Rock (5.78N, 60.58W) Cuyuni-Mazaruni, Rock 556. Arramarri Fall (6.85N, 59.83W) Cuyuni-Mazaruni, Waterfall(s) 557. Arran Mountain (2.93N, 59.45W) Upper Takutu-Upper Essequibo, Mountain 558. Arrau Creek (6.38N, 58.05W) Mahaica-Berbice, Stream 559. Arrawak Matope Fall (6.52N, 58.92W) Cuyuni-Mazaruni, Waterfall(s) 560. Arrocane Creek (5.95N, 58.32W) Upper Demerara-Berbice, Stream |