![]() Triassic Crustacean Macruran Pemphix Sueurii p. 771 allied to crawfish |
![]() Jurassic Siliceous Hexactinellid Sponge Tromadictyon Middle Oölite p. 777 |
![]() Jurassic Polyp-Coral Oölyte Montlivaltia p. 777 |
![]() Jurassic Crinoid Pentacrinus p. 778 |
![]() Jurassic Lamellibranch Gryphoea p. 779 |
![]() Jurassic Ammonite Stephanoceras p. 781 Lower Oölitic |
![]() Jurassic Belemnite Belemnoteuthis p. 782 Oxford Clay. |
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![]() Jurassic Triangular Crab Eryon arctiformis p. 783 |
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![]() Jurassic Ganoids Aspidorhyneus p. 784 pike-like form |