Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ..By Richard Lydekker .. . 5. It presents a strong generalresemblance to the middle cervicals of O. porilandicus,but has the haemal carina much less prominent. Mantell Collection. Purchased, 1838. 36530. An imperfect middle cervical vertebra of rather larger size;from Cuckfield. The lateral borders of the terminal faceshave been worn away ; the anterior face is distinctlycupped. Mantell Collection. Purchased, 1853. 1 Pal. Abhandl. vol. iii. art. 5, p. 109 (1887).—Plesiosaurus, 2 Loo. cit. 3 Ibid. p. 106. PLES
Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ..By Richard Lydekker .. . 5. It presents a strong generalresemblance to the middle cervicals of O. porilandicus,but has the haemal carina much less prominent. Mantell Collection. Purchased, 1838. 36530. An imperfect middle cervical vertebra of rather larger size;from Cuckfield. The lateral borders of the terminal faceshave been worn away ; the anterior face is distinctlycupped. Mantell Collection. Purchased, 1853. 1 Pal. Abhandl. vol. iii. art. 5, p. 109 (1887).—Plesiosaurus, 2 Loo. cit. 3 Ibid. p. 106. 225 10842. An imperfect cervical vertebra somewhat later in the series;from CucklielcL The neuro-central suture is completelyobliterated, indicating maturity. Mantell Collection. Purchased, 1S38. 2429. A nearly entire later cervical vertebra; from Cuckfield. {Fig.) Length of centrum 0,035 (1*36 inches), height 0,035(1-36 inches), width 0,048 (1-9 iuches) ; the height fromthe base of the neural arch to the summit of the spinebeing 0,087 (3*45 iuches). This specimen (woodcut, fig. 69) Pig. Cimoliosaurus limnophilm.—Posterior and right lateral aspects of a cervicalvertebra; from the Wealden of Cuckfield. f. co,costal facet; , pre-,, postzygapophysis. agrees closely with the cervical of C. portlandicus, , and bears the same relative proportion to No. 36534 >as is presented by No. 45904 to the middle oervifcala ofO. portlandicus. The posterior aspect of the arch showsthe great curvature of the zygapophyses and the deepcleft on the additional articulation characteristic of thePAEl II. Q 226 SATJEOPTERYGIA. group ; and the height and breadth of the neural spine isalso well exhibited. The neuro-central suture is obli-terated. Mantell Collection. Purchased, 1838. 2517. The centrum of a very similar vertebra; from Cuckfield. Mantell Collection. 2442. The centrum of a posterior cervical vertebra, in a waterworn condition ; from Cuckfield. The cost
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