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pinna

pinna

pinna Sentence Examples

  • Pinna; British.

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  • The Cyas type of frond, except as regards the presence of a midrib in each pinna, characterizes the cycads generally, except Bowenia and Stangeria.

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  • The sporangia arise simultaneously in the sorus, which is borne on the under surface of the ordinary pinna; in those species with large sporangia the latter form a single circle, in others sporangia may also arise from the central part of the receptacle.

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  • The development of the sporocarp shows that it corresponds to a pinna, although when mature it may appear to occupy a ventral position in relation to the vegetative portion of the leaf.

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  • Such eyes on the mantle-edge are found in Pecten, Spondylus, Lima, Pinna, Pectunculus, Modiola, Cardium, Tellina, Mactra, Venus, Solen, Pholas and Galeomma.

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  • I, Part of fertile pinna, nat.

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  • Its nearest allies are Pinna among living forms, Eligmus among fossils.

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  • - Portion of a pinna FIG.

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  • (b) Bivalvia (= Conchae): Mya, Solen, Tellina, Cardium, Mactra, Donax, Venus, Spondylus, Chama, Arca, Ostrea, Anomia, Mytilus, Pinna.

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  • Wealden deposits at Hainaut, Fragment of pinna.

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  • - Portion of a pinna FIG.

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  • (b) Bivalvia (= Conchae): Mya, Solen, Tellina, Cardium, Mactra, Donax, Venus, Spondylus, Chama, Arca, Ostrea, Anomia, Mytilus, Pinna.

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  • Such eyes on the mantle-edge are found in Pecten, Spondylus, Lima, Pinna, Pectunculus, Modiola, Cardium, Tellina, Mactra, Venus, Solen, Pholas and Galeomma.

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  • Pinna; British.

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  • Its nearest allies are Pinna among living forms, Eligmus among fossils.

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  • The Cyas type of frond, except as regards the presence of a midrib in each pinna, characterizes the cycads generally, except Bowenia and Stangeria.

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  • A, part of frond; B, single pinna.

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  • The sporangia arise simultaneously in the sorus, which is borne on the under surface of the ordinary pinna; in those species with large sporangia the latter form a single circle, in others sporangia may also arise from the central part of the receptacle.

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  • The development of the sporocarp shows that it corresponds to a pinna, although when mature it may appear to occupy a ventral position in relation to the vegetative portion of the leaf.

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  • I, Part of fertile pinna, nat.

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  • Wealden deposits at Hainaut, Fragment of pinna.

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  • A, part of frond; B, single pinna.

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  • B, Section of the rachis bearing a single pinna.

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  • B, Section of the rachis bearing a single pinna.

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