TY - JOUR AU - BYSTROW, A. P. AB - (Leningrad) Contents I Sanidaspis sibirica g.n., s.n. . . . . . . I1 Gunaspis orientalis g.n., s.n. . . . . . 1.11 Drepanaspis sp. . . . . . . . . . . . . . IV The Order Heterostraci . . . . . . . . V Porolepis uralensis Obrutchev 1938 . . VI Archaeomycelites odontophagus g.n., s.n. Literature cited . . . . . . . . . . . . . . . . . . . . . . . 62 . . . . . . . . . 59 ......... ........ ........ 67 . . . . . . . . . 69 . . . . . . . . . 71 Fossil vertebrates from Lower Devonian deposits have so far been found on the territory of the USSR comparatively seldom (D. V. OBRUTCHEV, That is 1938). why any new discovery of these fossil vertebrates is of great value. Some time ago I have received a collection of remains of Lower Devonian vertebrates. These bones of fishes and armour fragments of jawless forms were found on the bank of the creek Krasny, left tributary of the river TI - The microstructure of skeleton elements in some vertebrates from lower Devonian deposits of the USSR JO - Acta Zoologica DO - 10.1111/j.1463-6395.1959.tb00392.x DA - 1959-06-01 UR - https://www.deepdyve.com/lp/wiley/the-microstructure-of-skeleton-elements-in-some-vertebrates-from-lower-7IuGSLyzQN SP - 59 VL - 40 IS - 1 DP - DeepDyve ER -