The bristle-spined rat (Chaetomys subspinosus) is an arboreal rodent from the Atlantic forest in eastern Brazil. Also known as the bristle-spined porcupine...

of its skull and the greater complexity of its teeth, contains the bristle-spined rat (C. subspinosus), a native of the hottest parts of Brazil. This animal...

and includes all species of the family with the exception of the bristle-spined rat, Chaetomys subspinosus, which is classified in its own subfamily,...

†Hexolobodon †Hyperplagiodontia †Isolobodon †Rhizoplagiodontia The bristle-spined rat, Chaetomys subspinosus, has sometimes been classified in Echimyidae...

Chaetomys subspinosus - Bristle-spined rat Genus Coendou Coendou baturitensis - Baturite porcupine Coendou bicolor - Bicolored-spined porcupine Coendou ichillus...

Baturite porcupine - C. baturitensis - a newly discovered species Bicolored-spined porcupine - C. bicolor Streaked dwarf porcupine - C. ichillus Bahia porcupine...

covered with dense spines, pale yellow at the base and black-tipped, and significantly darker on the midback. The bicolored-spined porcupine has a fully...

it can increase when agitated. When threatened, an adult porcupine can bristle its quills, displaying a white stripe down its back, and use its teeth...

covered with short yellowish spines but these are almost entirely obscured by the long black hair on the body. Sometimes the spines on the shoulders and back...

orange-spined hairy dwarf porcupine (Sphiggurus villosus) has been reclassified to this species. Its closest relatives are the bicolored-spined porcupine...