Scale insects from the Netherlands Antilles

The following species have been reported from the Netherlands’ Antilles: Margarodes formicarum Guilding, collected in 1884 or 1885 by Prof. W. F. R. Suringar in Curaçao; specimens in the State Museum of Natural History at Leiden. Protortonia cacti (Linn.), collected in 1756 by Daniel Rolander in St. Eustatius, and described by Linnaeus (1758) and de Geer (1776). Protortonia crotonis n. sp. from Bonaire. Icerya purchasi Maskell from Curaçao. Orthezia praelonga Douglas, common in Curaçao and Aruba. O. insignis Browne is in our collection only represented from St. Eustatius. Coccus sp. (not C. agavis Towns. & Ckll.) from Agave in Curaçao and St. Martin. Suissetia oleae (Bern.) from Curaçao and St. Eustatius. Saissetia coffeae (Walker), syn. S. hemisphaerica (Targ. Tozz.) from Curaçao and Aruba. Ceroplastes caesalpiniae n. sp. from dividivi (Caesalpinia coriaria) in Curaçao. This Ceroplastes is already mentioned by VERSLUYS (1907) as a pest of dividivi, but it seems that the species has not yet been described. Ceroplastes magnicauda n. sp. from Curaçao; not identifiable from available literature. Pulvinaria urbicola Ckll. from Curaçao and St. Martin. Pulvinaria sp. from Aruba; resembles P. mammeae Maskell, but different. Coccus sp. from Thespesia populnea (Malvaceae) in Aruba; material too scanty for identification or description. Dysmicoccus brevipes (Ckll.) from Bonaire. Ferrisiana virgata (Ckll.) and Phenacoccus solani Ferris from Curaçao. Antonina graminis Maskell on the rootcollar of Fimbristylus spathacea (Cyperaceae) in Curaçao. Eriococcus curassavicus n. sp. is probably identical with or closely allied to E. tucurincae Laing from Colombia; all female and male stages of the Curaçao-species are described. Asterolecanium pustulans Ckll. from Curaçao. Conchaspis angraeci Ckll. has been collected in Curaçao by G. E. Bodkin. Aspidiotus destructor Sign, from Bonaire. Acutaspis scutiformis (Ckll.), Aonidiella orientalis (Newst.), and Lepidosaphes alba Ckll. frcm Aruba. Unaspis citri (Comstock), Lepidosaphes beckii (Newman), and L. gloverii (Packard) are common on Citrus in Curaçao. Diaspis echinocacti (Bouché) from Opuntia in Curaçao. Pseudaulacaspis peutagona (Targ. Tozz.) from Aruba and St. Eustatius. Hemiberlesia diffinis Newst. was found on dividi in Curaçao, Pinnaspis strachani (Cooley); label not legible, but certainly from the Dutch Antilles; this species is already reported by VAN HALL (1905) from Curaçao. The 4 new species, Eriococcus curassavicus, Protortonia crotonis, Ceroplastes caesalpiniae, and C. magnicauda are described above. An aphid from Bonaire was identified by Mr. D. Hille Ris Lambers as Aphis nerii Fonsc., and an aleyrodid from Curaçao by Miss Louise M. Russell as Aleurotrachelus trachoides (Back)