SOFT PARTS OF CEPHALOPODS AND TRILOBITES - SOME SURPRISING RESULTS OF X-RAY EXAMINATIONS OF DEVONIAN SLATES

[1] BROILI F., 1930, NEUES JAHRB MINERAL GEOL U PALAONT ABT B, V64, P293

[2] Clarkson E. N. K., 1967, Palaeontology, V10, P603

[3] CLARKSON E N K, 1969, Transactions of the Royal Society of Edinburgh, V68, P183

[4] Exner S, 1891, PHYSIOLOGIE FACETTIR

[5] HARRINGTON HJ, 1959, TREATISE INVERTEBR O, pP87

[6] 10-ARMED FOSSIL CEPHALOPOD FROM PENNSYLVANIA OF ILLINOIS [J]. SCIENCE, 1968, 159 (3814) : 526 - +

[7] LEHMANN WM, 1943, NEUES JAHRB MINERA B, V72, P1

[8] LINDSTROM G., 1901, KUNGLIGA SVENSKA VET, V34, P1

[9] OPTICS OF INSECT COMPOUND EYES - MICROCOMPONENTS WITH DIMENSIONS NEAR A WAVELENGTH OF LIGHT CAUSE OBSERVABLE OPTICAL EFFECTS [J]. SCIENCE, 1968, 162 (3855) : 760 - &

[10] SPATIAL AND TEMPORAL ASPECTS OF RETINAL INHIBITORY INTERACTION [J]. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA, 1963, 53 (01) : 110 - &

[1] BROILI F., 1930, NEUES JAHRB MINERAL GEOL U PALAONT ABT B, V64, P293

[2] Clarkson E. N. K., 1967, Palaeontology, V10, P603

[3] CLARKSON E N K, 1969, Transactions of the Royal Society of Edinburgh, V68, P183

[4] Exner S, 1891, PHYSIOLOGIE FACETTIR

[5] HARRINGTON HJ, 1959, TREATISE INVERTEBR O, pP87

[6] 10-ARMED FOSSIL CEPHALOPOD FROM PENNSYLVANIA OF ILLINOIS [J]. SCIENCE, 1968, 159 (3814) : 526 - +

[7] LEHMANN WM, 1943, NEUES JAHRB MINERA B, V72, P1

[8] LINDSTROM G., 1901, KUNGLIGA SVENSKA VET, V34, P1

[9] OPTICS OF INSECT COMPOUND EYES - MICROCOMPONENTS WITH DIMENSIONS NEAR A WAVELENGTH OF LIGHT CAUSE OBSERVABLE OPTICAL EFFECTS [J]. SCIENCE, 1968, 162 (3855) : 760 - &

[10] SPATIAL AND TEMPORAL ASPECTS OF RETINAL INHIBITORY INTERACTION [J]. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA, 1963, 53 (01) : 110 - &