''Transversotrema lacerta'' is a species of trematodes found in haemulids on Heron Island and

Lizard Island Lizard Island, also known as Jiigurru or Dyiigurra, is an island on the Great Barrier Reef in Queensland, Australia, northwest of Brisbane. It is part of the Lizard Island Group that also includes Palfrey Island, Queensland, Palfrey Island, and ...

. It is characterised by its number of

vitelline Vitelline may refer to: Embryology * Vitelline arteries, arteries that bring blood to the yolk sac * Vitelline circulation, the system of blood flowing between an embryo and its yolk sac * Vitelline cyst, a developmental defect relating to the cl ...

follicles enclosed by its cyclocoel and by the size of its

testicle A testicle or testis ( testes) is the gonad in all male bilaterians, including humans, and is Homology (biology), homologous to the ovary in females. Its primary functions are the production of sperm and the secretion of Androgen, androgens, p ...

.Hunter, J. A., et al. "A cryptic complex of Transversotrema species (Digenea: Transversotrematidae) on labroid, haemulid and lethrinid fishes in the Indo-West Pacific Region, including the description of three new species." Zootaxa 2652 (2010): 17-32.

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