1907.] MICROLEPIDOPTERA OF TENERIFE. 1011 



144. (4416*1) Stigmella jubae, sp. n. (Plate LIII. fig. 7.) 



Antennae yellowish, delicately annulate with black ; eye-caps 

 whitish. Head bright yellow. Thorax black. Fore-wings white, 

 with a broad black central fascia through which the ground-colour 

 is visible only in small sj)ecks ; a black basal patch, angulated 

 outward in the middle, leaving only a narrow, curved, or angulated, 

 white fascia between it and the median band, and a black patch 

 occupying the whole apex and term en, the ground-colour showing 

 before it in a narrow, white, rather oblique, bar, sometimes divided 

 into two nearly opposite spots ; this patch also shows some pale 

 speckling ; cilia whitish at the apex and termen, with a line of 

 black scales running through them ; greyish on the dorsum. 

 Exp. al. 4'5-5'5 mm. Hindwings and cilia pale grey. Legs black, 

 with white specklino-. 



Ti/jye $ (99119) ;"c^ (99121) Mus. Wlsm. 



Hah. Tenertfe : Santa Cruz, Euphorbia regis-jitbae, 4. II, 

 excl. 8-17. HI. 1907; Guimar, 9. Ill - 10. lY, ^ EuphorUa 

 regis-juhae, 9. Ill, excl. 11-15. V. 1907. Eight specimens. 



The larva makes narrow, tortuous, mines in the leaves of 

 Euphorbia regis-jubae, and is not uncommon near Santa Cruz, 

 and near Guimar, in February and March ; like that of eivphor- 

 biella Stn., it is pale yellowish. The species is nearly allied to 

 the South European euphorbiella Stn., but differs in the white, 

 not creamy, ground-colour being much more obscured by black 

 scaling. 



145. (4416'2) Stigmella nigrifasciata, sp. n. 



Aiitennae greyish : eye-caps white. Head greyish, with some 

 white sprinkling. Thorax fuscous. Foreioings white, with a 

 smoky, ill-defined, basal patch, extending to one-third and speckled 

 with black ; a sti-aight, i-ather narrower, median fascia, also 

 thickly black-speckled, and an apical patch of the same colour 

 including the cilia, except at their pale greyish outer ends. Exp. 

 al. 4 mm. Hindwings and cilia pale greyish. Abdomen fuscoiis. 

 Legs whitish, spotted with f uscovis. 



Type 6 (99242) Mus. Wlsm. 



Hah. Texerife : Santa Cruz, 14. II. 1907. Two specimens, 

 in excellent condition. 



Much smaller and more fasciated than jubae, but not unlike it 

 in colour. 



146. (4418-1) Stigmella ridiculosa, sp. n. 



Antennae pale fawn ; eye-caps fawn-whitish. Head fawn- 

 whitish, inclining to yellowish. I%or«a; fawn -whitish. Eorewitigs 

 fawn-whitish, profusely speckled with fawn-brown, this colour 

 confined to the tips of the scales ; cilia fawn-whitish, with very 

 slight speckling. Exp. al. 4-4*5 mm. Hindwings very pale 

 greyish; cilia fawn -whitish. Abdomen brownish grey. Legs 

 fawn- whitish. 



Type 2 (99255) ; c? (99257) Mus. Wlsm. 



