BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
47 
570. 
571. 
572. 
573. 
574. 
575. 
576. 
577. 
578. 
579. 
580. 
581. 
582. 
583 . 
Howard, L. O. The work against Iceryapurchosi in Portugal, 
with an account of the introduction of Novius cardinalis. 
<Bull. No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1898, pp. 
30—35. 
Howard. L. O. Cotton field insects. <cBull. No. 18, n. s., Div. 
Ent., U. 8. Dept. Agric., 1898, pp. 85-88. 
Long list of species taken in trap lantern. 
Howard, L. O. The introduction of beneficial ladybirds from 
Australia into India. <Bull. No. 18, n. s., Div. Ent., U. S. 
Dept. Agric., 1898, pp. 89-90. 
An account of the various attempts. 
Howard, L. O. The sugar-cane borers of the Mascarene Islands. 
<Bull. No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1398, 
p. 90. 
Howard, L. O. An invasion of the larger digger wasp. <Bull. 
No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1898, p. 92. 
Note on Megastizus speciosus. 
Howard, L. O. Recent injury by the sugar-cane beetle and 
related species. <Bull. No. 18, n. s., Div. Ent., U. S. Dept. 
Agric., 1898, pp. 92-93. 
Damage by Ligyrus rugiceps and L. gibbosus. 
Howard, L. O. A new enemy to the grapevine in Mexico. 
<Bull. No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1898, p. 93. 
Note on Heterachthes seneolus. 
Howard, L. O. Westward spread of the common asparagus 
beetle. <Bull. No. 18, n. s., Div. Ent., U. S. Dept. Agric., 
1898, pp. 93-94. 
Note on Crioceris asparagi. 
Howard, L. O. An interesting case of myiasis. <Bull. No. 
18, n. s., Div. Ent., U. S. Dept. Agric., 1898, p. 97. 
Howard, L. O. The European bat-bug in America. <Bull. 
No. 18, n. s., Div. Ent,., U. S. Dept. Agric., 1898, p. 97. 
Note on Acanthia pipistrelli. 
Howard, L. O. A radical novelty in chinch bug work. <Bull. 
No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1898, pp. 97-98. 
Chinch bugs on lawns in Brooklyn, N. Y. 
Howard, L. O. Poisoned potato slices for Oniscus. <Bull. 
No. 18, n. s., Div. Ent., U. S. Dept. Agric., 1898, pp. 98-99. 
Howard, L. O. Notes from correspondence. <Bull. No. 18, 
n. s., Div. Ent., U. S. Dept. Agric., 1898, pp. 99-101. 
Short notes on many species. 
Howard, L. O. The economic status of insects as a class. 
<Science, 17 February, 1899, pp. 234-247. <Sci. Amer. 
Supp., March, 1899, pp. 1209-1210. 
