FishBase References for Ellis, J.R. and S.E. Shackley, 1995

Ref. No.	Title
31302	Observations on egg-laying in the thornback ray.
44521	Ontogenic changes and sexual dimorphism in the head, mouth and teeth of the lesser spotted dogfish.
56108	Notes on porbeagle sharks, Lamma nasus, from the Bristol Channel.

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