thick-tongued
• (a.) Having a thick tongue; -- applied to a group of lizards (Pachyglossae), including the iguanas and agamas.
Pach`y·glos'sal adjective [ Pachy- + Greek ... tongue.] (Zoology) Having a thick tongue; -- applied to a group of lizards ( Pachyglossæ ), including the iguanas and agamas. 
Pachyglossal is a zoological term for lizards having a thick tongue and is applied to a group of lizards which includes the iguanas and agamas.
pachyglossal Having a thick tongue; applied to a group of lizards (Pachyglossae), including the iguanas and agamas.