[545] Nat. Hist. i. 326.
[546] Swamm. Bibl. Nat. Ed. Hill, i. 24. De Geer, vii. 190.
[547] French naturalists use this term (nervure) for the veins of wings, leaves, &c. restricting nerve (nerf) to the ramifications from the brain and spinal marrow. We have adopted the term, which we express in Latin by neura, from the Greek νευρα.
[548] Jurine Hymenopt. 19.
[550] Plate [XXIII]. Fig. 6. e´´´.
[552] In Plate [XXIII]. Fig. 5. the wings of Dytiscus marginalis are represented as they appear when folded.
[553] Entomol. i. 1.