Cecidomyia? venae, n.s.
An irregularly oval fleshy gall on midribs or chief veins, above or below, opening by a slit on opposite side, retaining marks of vein along length; contracted towards ends so running out to substance of vein. 5-8 mm long. Color yellow, sometimes with red tinge. Slightly to densely pubescent. June and later. Several on one leaf. Two or more larvae in a cell. On thorn, Crataegus.

Blaesodiplosis venae. USA (Oregon, New York, Massachusetts, Virginia). Crataegus sp.; C. punctata (Rosaceae).
Cecidomyia venae Stebbins 1910: 39 10 vic. Springfield – USA: Massachusetts, vic. Springfield; T; G; NHSM.
Lobopteromyia venae Felt 1914f: 120. USA: New York, Nassau; ST; ♀,L,egg; NYSM.

[moved from Cecidomyia (Stebbins) and Lobopteromyia (Felt) to the newly created genus Blaesodiplosis.]

Lobopteromyia venae, new species.
Greenish, pouch-like vein galls are locally very abundant upon certain thorn bushes, Crataegus species at Nassau and have been recorded from Massachusetts by Miss Stebbins. The female provisionally referred to the above named genus was reared May 31, 1907.
Length, 1.5 cm. Greenish white, hollow, pouch-like vein swelling the size of a buckshot and on the underside of Crataegus leaves.
Host: Crataegus

Blaesodiplosis venae is a univoltine species which produces a globular leaf vein gall on Crataegus sp.