10. Iack’s Red-rumped Agouti Dasyprocta iacki French: Agouti de lack / German: Pernambuco-Aguti / Spanish: Aguti de lack Taxonomy. Dasyprocta iacki Feijo & Langguth, 2013, “Biological Reserve Guaribas (60° [sic, should be 6°] 44 S, 35° 9 W) municipality of Mamanguape, state of Paraiba, Brazil.” A. Feij6 and A. Langguth in 2013 noted that D. iacki might be the same as that identified by G. E. Iack-Ximenes in 1999 as D. aguti from south of the lower Amazon River between Rio Madeira and Rio Tocantins. Monotypic. Distribution. NE Brazil, known only from the littoral zone in Paraiba and Pernambuco states. Descriptive notes. Head-body 445-505 mm, ear 30-43 mm, hindfoot 86-117 mm; weight 2:3.3-8 kg. lack’s Red-rumped Agouti is medium-sized; dorsal part of head is brown, speckled with yellow orange; cheeks are more yellowish than crown; and ventral region of neck is yellow, with basal white bands. General body color is agouti, and mid-dorsal region has wide but subtle stripe of darker brown, speckled with orange. Habitat. Atlantic Forest of Brazil. Food and Feeding. There is no information available for this species. Breeding. There is no information available for this species. Activity patterns. There is no information available for this species. Movements, Home range and Social organization. There is no information available for this species. Status and Conservation. Not assessed on The [UCN Red List. Coastal Atlantic Forest in north-eastern Brazil has been heavily degraded, which might suggest that Iack’s Redrumped Agouti faces significant conservation threats. Bibliography. Feij6 & Langguth (2013), lack-Ximenes (1999), Patton & Emmons (2015a).

Published as part of Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier, 2016, Dasyproctidae, pp. 440-461 in Handbook of the Mammals of the World – Volume 6 Lagomorphs and Rodents I, Barcelona :Lynx Edicions on page 459, DOI: 10.5281/zenodo.6595219