libassimp-dev software package provides 3D model import library (development), you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libassimp-dev
libassimp-dev is installed in your system.
Make ensure the libassimp-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libassimp-dev *
You will get with libassimp-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libassimp-dev |
| Version | 3.0~dfsg-2 |
| Description | 3D model import library (development) |
| Sub Section | libdevel |