Fig. 4
From: Roveacrinida (Crinoidea) from Late Triassic (early Carnian) black shales of Southwest China
New Osteocrinus species proposed by Mostler (1972), with stratotype and type locality; for the range of the different species see Donofrio and Mostler (1975). a O. squamosus Mostler, Hallstätter Kalk (Carnian, Julian), Sommeraukogel, Salzkammergut; a1 aboral element lateral, a2 upper (adoral) view of aboral element. b O. longispinosus M., aboral element; Hallstätter Kalk (Carnian, Tuvalian), Sommeraukogel, Salzkammergut. c O. hessi M., aboral element; Hallstätterkalk (Julian), Teltschen Alpe, Salzkammergut. d O. acanthicus M., aboral element; Hallstätterkalk (Carnian, Tuvalian), Millibrunnkogel, Salzkammergut. e O. sulcatus M., Hallstätter Kalk (Carnian, Julian), Sommeraukogel, Salzkammergut, e1 aboral element lateral, e2 aboral (exterior) view of radial. f O. planus M., aboral element; Hallstätter Kalk (Carnian, Julian), Sommeraukogel, Salzkammergut. The figured aboral elements are holotypes; the author indicates that the species will be treated in more detail in a later paper which never appeared. A scale is lacking and repositories are not mentioned