Dialeurodicus  tessellatus (Quaintance) 

Nomenclature : 

Dialeurodicus tessellatus   Quaintance  & Baker, 1913: 30-31.

Biology [Quaintance  & Baker,  1913: 31]: Oval shape with brown to black color with central portion darker;  case with distinct transverse "ridges".

Host : Myrtaceae: Eugenia uniflora [Costa Lima, 1968: 109][Baker & Moles, 1923:  616] , Eugenia mitchelli [Quaintance,  & Baker,  1913: 30],  Psidium araca [Costa Lima, 1968: 109].

Distribution:  Neotropical:  Barbados [S.E.L.],  Brazil [Quaintance,  & Baker,  1913: 30][S.E.L.],  St. Lucia,  &  Venezuela  [S.E.L.].

Taxonomy [Quaintance  & Baker,  1913: 31]:  Reticulated or tessellated dorsum; paired pores obvious and scattered; vasiform orifice chordate;  operculum subrectangular with lateral margins rounded, cephalic & caudal margins straight;   spine-like projection absent from the caudal end of the vasiform orifice.  Margin divided by deep & acute transverse incisions forming rectangular shaped dentate like margin with a row of simple pores.

Related species: Similar to Dialeurodicus cockerellii (Quaintance) that differs in lacking the paired pores, the reticulated dorsum, and the spine like projection from the caudal margin of the vasiform orifice.