1054 iN-juRious insects: genekai, 



the latter in considerable quantities in April ; at Astrakhan both species 

 appeared, and they were iiuniernns throughout the government. 



Among other insects injuring the beet, there were also observed, at 

 Ekaterinodar, the " earth fleas " {HaUicini) and the larvae of the cock- 

 chafer. Other insect pe.sts of the beet are indicated above. 



(B) Mustard. — At Astrakhan, Phiiella cruciferarum Zell. in- 

 jured this plant in the region of Jimkursk ; in June, about 2750 acres were 

 destroyed ; the presence was also observed of: Pieris daplidice'L,.,P. rapae 

 ly., Colaphiis sophiae vSchall., Phyllotrefa cruci ferae Goeze, Athalia spinarum 

 Fabr., {Pyrausta nubials, at Kiev, was referred to above). 



A list of 32 publications accompanies the paper. 



824 - Dlaspids Collected in Southern Italian Somaliland — malenotti ettore in Redia, 



Vol. IX, Part 2, pp. 321-358, PI. VIII-X. Florence, March 24, 1916. 

 Description of the diaspids gathered in 1913 by the Steianini-Paoli 

 Scientific Mission, in Southern ItaHan Somaliland : 



(i) Aspidiotus {Evasp.) destructor Sign. (= A. transparens Green, 

 .4. translucens Ckll.), on leaves of Cocos nncifera, at Merca, and on leaves, 

 of Xylocarptts obovatiis near the mouth of the Diouba, June 1913; (2) A. 

 (Evasp.) cyanophylli Sign., on leaves of M anihot Glaziovii at Djelib on the 

 Djouba, June IQ13; (3) A. [Evasp.) orientalis Newst. {= A. osbeckiae Green, 

 Chrysomphalus pedroniformis Ckll.) on branches and fruits of Calotropis 

 procera and on fruits of Solanum arundo, at Moukdicha, May 1913; (4) Chry- 

 somphalus rossi (Mask.) Ckll. var. f errand ii Malen. u. var., on leaves of 

 Garcinia somalensis, November 1913, at lyough, where the host goes by the 

 name of " Ferrandi tree " ; (5) C. Piceus Malen. n. sp. ver\^ numerous on 

 leaves of Cassine Schweinfurthiana (?), called by the natives " Calangcal ", 

 at Aden Caboba, October 1913 ; {6) Pseudaonidia quadriareolata Malen. 

 n. sp., on the bark of Acacia Asak at Allengo, September 1913: (7) P. articu- 

 lata (Morg.) ( = Selenaspidus articulatus Morg.), on leaves of Xylocarpus 

 ohovatus at Djumbo, near the mouth of the Djouba, and on leaves of 

 Salvador a persica, June 1913 ; (8) Hemiherlesia fissidens (Ldgr.) var. 

 constricta Malen, n. var., on leaves of Phizophora mucronata at Djumbo, 

 near the mouth of the Djouba, 13th June 1913, and on leaves of 

 Hyphaene pyrifera Beccari with Chionaspis pseudo-nivea Malen, n. sp. 

 on the shore of El. vSai, 21st June 1913 ; (9) Parlatoria [Webster iella) 

 blanchardi (Targ.) on date palms, at Merca, 6th June 1913 ; (10) Di- 

 naspis reticulata Malen. n. sp.,on iQ^cvesoiDobera Macaliisoi at Ouam.batti, 

 November 1913 and on both leaf faces of an undetermined member cf 

 the Capparidaceae, at Mailable, 28th July T913 ; (11) D. reticulata var. minor 

 Malen. n. var., on both leaf faces of Balanites somalensis near Matagassile, 

 24th September 1913 ; (12) D. berlesei Malen. n. sp., on the under surface of 

 the leaf of a member of the Capparidaceae, perhaps of the genus Cadaba, 

 at Biobahal, on the Diouba, 26th September 1913 ; {13) Chionaspis tisamba- 

 rica lydgr., on the iinder surface of the leaves of Xylocarpits obovatus at the 

 mouth of the Djoiiba, vSeptember 1913; (14) C. elongata Green, en the under 

 surface of the leeves of Cassine Holstii, near Djcumbo, 12th Jime 1913 ; 

 (15) C. pseudo-nivea Malen. n. sp. on leaves of HypJuie'>w pyrifera, with a 



