thyla- +

(Greek: pouch, sack)

thylacine; Tasmanian wolf
A large carnivorous marsupial that resembles a dog and has brownish fur and black stripes across the back.

It was once widespread throughout Australia, but it is now thought to be extinct. Native to Tasmania. Latin name Thylacinus cynocephalus.

thylacogens
Substances produced by parasites and causing re-acive hypertrophy of the host's tissue at the site of the infection.
thylakoid
Any of a group of chlorophyll-containing membranous structures resembling sacs in which photosynthesis takes place.

Thylakoids are stacked one on top of the other in the chloroplast layers grana (in which the green pigment chlorophyll is contained) of most plants.