8
2
July
272
280
RICKARDS, R. B., BULMAN, O. M. B. 1965. The development of Lasiograptus harknessi (Nicholson 1867). Palaeontology, 8, 2, 272–280.
R. B. Rickards and O. M. B. Bulman The development of Lasiograptus harknessi (Nicholson) is described, and its significance discussed. A lectotype for the species is proposed. A new monotypic genus, Dicaulograptus, is erected with the type species Lasiograptus hystrix Bulman 1932. The Palaeontological Association (Free Access)