spear or pilum?

[Robert Vermaat]

I find it very hard to accept that legionaries were confined to the Pilum and Auxiliaries to the Hasta. As has been shown above these terms are often

My thoughts exactly Martin! And I knew I read it somewhere, and here it is:
Marchant, David (1990): Roman weapons in Great Britain, a case study: spearheads, problems in dating and typology, in: Journal of Roman Military Equipment Studies 1, pp. 1-6.

Some of the finds [pilum points] are clearly in legionary contexts but there are enough finds from auxiliary forts to suggest that the pilum may have been used outside the legions.