Editing Geoffroy's tamarin (section)

== Physical description ==

In common with other [[Callitrichidae|callitrichids]] (tamarins and [[marmosets]]), Geoffroy's tamarin is a small monkey.<ref name=reid>{{Cite book|title=A Field Guide to the Mammals of Central America and Southeast Mexico|author=Reid, F.|pages=173&ndash;174|year=1997|publisher=Oxford University Press|isbn=0-19-506401-1}}</ref> With a length of between {{convert|225|and|240|mm|in|lk=on}}, excluding the tail,<ref name=colombia/> it is the smallest [[List of Central American monkey species|Central American monkey]].<ref name=reid/> The tail length is between {{convert|314|and|386|mm|in}}.<ref name=colombia/> Males have an average weight of {{convert|486|g|oz|lk=on}}, and females are slightly larger on average, with an average weight of {{convert|507|g|oz}}.<ref name=colombia/> The fur on its back is variegated black and yellow, with pale legs, feet and chest.<ref name=pic/><ref name=field/> Its face is nearly bare, but the head has reddish fur with a triangle-shaped patch in the front of the head.<ref name=pic/> The tail is chestnut-red and has a black tip.<ref name=pic>{{Cite book|title=The Pictorial Guide to the Living Primates|author=Rowe, N.|page=[https://archive.org/details/pictorialguideto0000rowe/page/70 70]|year=1996|isbn=0-9648825-0-7|publisher=Pogonias Press|location=Charlestown, Rhode Island|url=https://archive.org/details/pictorialguideto0000rowe/page/70}}</ref><ref name=field>{{Cite book|title=Neotropical Rainforest Mammals A Field Guide|edition=Second|author=Emmons, L.|year=1997|isbn=0-226-20721-8|pages=118|publisher=Univ. of Chicago Pr.|location=Chicago, Ill.; London}}</ref>