. Bulletin - New York State Museum. Science. 206 NEW YORK STATE MUSEUM ones continuing to the center, straight or very slightly twisted; between the septa at the center of the corallum a deposit of stereoplasma, which has the appearance of a columella; tabulae and dissepiments frequent. The pseudocolumella distinguishes this genus from Z a - phrentis. LoPHOLASMA, gen. nov. Type: Streptelasma rectwm (in part) Hall. Illus. Devonian fos- sils. 1876. pi. 19. Hamilton shales, western New York, Corallum conical, straight, sometimes slightly curved at the apex, subrigid in appearance; surface with fr
. Bulletin - New York State Museum. Science. 206 NEW YORK STATE MUSEUM ones continuing to the center, straight or very slightly twisted; between the septa at the center of the corallum a deposit of stereoplasma, which has the appearance of a columella; tabulae and dissepiments frequent. The pseudocolumella distinguishes this genus from Z a - phrentis. LoPHOLASMA, gen. nov. Type: Streptelasma rectwm (in part) Hall. Illus. Devonian fos- sils. 1876. pi. 19. Hamilton shales, western New York, Corallum conical, straight, sometimes slightly curved at the apex, subrigid in appearance; surface with frequent annulations, and numerous concentric striae; costae distinct, flat or slightly rounded, the surface resembling that of Heliophyllum; septal fovea well defined; septa alternating in size, the larger ones 20. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; New York State Museum. Albany : New York State Education Dept
Size: 1455px × 1718px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887
