218 PHILIP p. CALVERT. 



42. Ifl. — Synopsis des Gompbines. Bull. Ac. Eoy. Brux. xxi, pt. ii, pp. 23-112, 



1854. Four additions thereto : 1. I. c. (2) vii, pp. 530-552, 1859. 2. I. c. 

 (2)'xxviii, pp. 168-208, 1869. 3. I. c. (2) xxxv, pp. 732-774, xxxvi, pp. 

 492-531, 1873. 4. I. c. (2) xlvi, pp. 408-471, 658-698, 1878.* 



43. 1(1. and Hageii, H. A. — Monographic des Goraphines. Bruxelles et 



Leipzig, Muquardt. Paris, Roret. 1858. Pp. viii, 460; 23 pis. 



44. Karscli, F.— Ueher Goinphiden. Ent. Nach. xvi, pp. 370-382. 1890. 

 45 I«I. — Kritik des Systems der Aeschniden. I. c. xvii, pp. 273-290. 1891. 



46. Selys-Loiigcliaiiips, E. de.— Synopsis des Aeschnines. Bull. Acad. 



Roy. Belg. (3) v, pp. 712-748. 1883.* 



47. Id.— Synopsis des Cordulines. Bull. Acad. Roy. Belg. (2) xxxi, pp. 238-316, 



519-565, 1871. Two additions thereto: 1. I. c. (2) xxxvii, pp. 16-34, 

 1874. 2. I. c. (2) xlv, pp. 183-222. 1878.* 



48. Karsch, F. — Beitrage zur Kenntniss der Arten und Gattungen der Li- 



bellulinen. Berl. Ent. Zeit. xxxiii, pp. 347-392, 1890. 



49. Kirby, W. F. — A Revision of the Subfamily Libellulinfe, with descrip- 



tions of new Genera and Species. Trans. Zool. Soc. Lond. xii, pp. 249- 

 348, pis. li-lvii. 1889. 

 ^0. Cabot, Li. — The Immature State of the Odonata. Parti. Subfamily Gom- 

 phina. Mem. Mus. Comp. Zool. Cambr. ii, 5, pp. 1-17, pis. i-iii, 1872. 

 Part II. Subfamily Aeschuiua, I. c. viii, 1, pp. 1-40, pis. i-v, 1881. Part 

 III. Subfamily Cordulina, I. c. xvii, 1, pp. 1-50, pis. i-vi, 3890. 



51. Hagen, H. A.— Leon Dufour ueber die Larven der Libellen mit Beriick- 



sichtigung der friiheren Arbeiten. Stet. Eut. Zeit. xiv, pp. 98-106, 237- 

 238, 260-270, 311-325, 334-346. 1853. 



52. Id. — Essai d'un Synopsis des Larves de Calopterygines. Compte Rendu, 



Soc. Ent. Belg. xxiii, pp. Ixv-lxvii. 1880. 

 .53. Id. — Monograph of the earlier stages of the Odonata. Subfamilies Gom- 

 phiua and Cordulegastrina. Trans. Am. Ent. Soc. xii, pp. 249-291. 1885. 

 For a bibliography by Beutenmiiller on the nymphs of the Odonata accord- 

 ing to species, see 54, pp. 165-179. 



Economic. 



.54. Dragonflies us. Mosquitoes. Can the Mosquito pest be mitigated? Studies 

 in the Life-history of Irritating Insects, their Natural Enemies, and 

 Artificial Checks, by working Entomologists [viz. : Mrs. C. B. Aaron, A. 

 C. Weeks, W. Beutenmiiller. Capt. C. N. B. Macauley, H. C. McCook, D.D.] 

 With an introduction by R. H. Lamborn, Ph. D. New York : Appletous. 

 1890. 



* All these are also published with separate paging by Hayez, Brussels. 



