HIRIJ-NDO LU CID A .
H I R U N D O L U C I D A , J. Ferr.
S E N E G A M B IA N C I I IM N E Y -SW A E E O IV .
m n i n d o In c id a , J . V o i t . J . f. O. 1 8 5 8 , p . 1 2 ; l l a r t l . J . i. O. 1 8 0 1 , p.
Ila n d - l. B. i. p . 08, n o . 7 92 ( 1 8 0 9 ) ; S h a rp o , P . Z. S. 1 8 0 9 , p . oOi ; id . 1 . Z. 8.
1 8 7 0 p . 30 8 ; id . C a t. A fr. B . p . 10 (1 8 7 1 ) ; B o u v ie r, C a t. O is. e tc . co ll. M arch ,-,
p . 9 (1 8 7 5 ) ; D c R o c h c b r u n c , E a u n . S cn cg ., Ois. p . 2 1 8 (1 8 8 1 ) ; S h a rp e , C a t. B ird s
ill B rit. ¡Mus. X. p . l l ü (1 8 8 5 ).
//. tergo cerale», aropygio dorso co.ieolore ; fronte r n S ; gutture rufo ; tor,pio pcctoruli clmlybeo int,-r-
riipto ; abdomine c t subcaudalibus purè albis.
Udì), in prov. Gambcnsi Africæ occidentalis.
-Vbovo luost Imlllaut steel-bluo, iueUning to iixbgo; wing-eoverts dark blackish browu, gloss,-.!
with stc-el-bliic above, the innermost cubital foatlici-s with a wliitc spot ou the inner wob ; lad di-i-p
slecl-bluo, all the feathers o.vcept the two middle ones for the most part pure white on tlie iiiiu-r
web, so that the tips ami the part immediately edging tlic graduated cstremity of tho featlier are
black; a distinct thougli narrow frontlet aud the entire throat deep brick-rcd; a baud nrross the
breast, below tho rod tliroat, bright stcol-hluc, broad at tho sides aud narrow in the centro of thi-
breast’; rest of the under surface of the body pure white, with a few dusky feathers ou the «anks,
and marked with narrow hlno linos, more distinct iu some specimens tlinii m otliers; bill and feet
black. Total length C inclies, culmcn O'Sj, wing P25, tail 2'9, tarsus O' I.
Hub. Senegambia.
T u k luiiiie o t lu c id a is v e r y a p p r o p r ia te fo r th is S iva llow , o n a c c o u n t o f th o in te n s e
h rillia n c y o f tlie stc c l-h lu o o t th o u p p e r su rf a c e . T h o p u r e w h ite In-cast a n d u n d e r fa il-
eovei-ts, a s w e ll a s i t s sm a ll siz e a u d th o l a r g e am o u n t o f w h ite o u tlio ta il, a r e also
c lia r a c te rs w h ic h e a s ily d is tin g u is h i t from I l i r u n d o r u s tic a a u d th e r e s t o f th e tn ii-
C lnm n e y -S w a llow s.
I t is a vei-y r a r e sp e c ie s iu c o lle c tio n s , a n d n o th in g is k n ow n o f i ts c h a n g e s o f
p lum a g e o r o f th e c o lo ra tio n o f th o y o u n g . O n e b i r d in th o B r i t is h M u s e um , am i
foi-mcidy in M r, S h a rp e ’s A f r ic a n co llo e tio n , is n o t so b r i l l ia n t ly c o lo u re d , a n d lias a
smo k y -ln -owu sliado o n th e sid e s o f th e b o d y . T h is h a s b e fo re b e e n c o n s id e r e d h y tis
to b e a u im m a tu r e b ird , h u t i t la c k s th o p a le e d g in g s to tlic s e c o n d a ry q u ills wliii-li
g e n e ra lly a c c om p a n y th e p lum a g o o f a y o u n g C liim n e y -Sw a llow , a u d t lm s i t m a y
¡ I tim a t e ly p ro v o to b e a n a d u l t fem a le b ird . A c c om p a n y in g tlic sm o k y -b row n u n d e r p
a r ts th e r e a r e tr a c e s o f n a r row d u s k y s h a i t - l iu e s o n th e u u d e r ta il-e o v e rts , w h ic h a r e