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Morphology. Varying in form. Head: medial sulcus present. Antenna: with 11 antennomeres, apical 4 antennomeres shorter than preceding 4; antennomere I globular, small; II subcylindrical, twice length of I; III-VI cylindrical, IV longest. Pronotum: longer than wide, flattened; margined laterally; basal impression absent; tooth present or absent in each anterior angle. Scutellum: cuspidate. Elytron: humerus produced; exterior apical angle toothed or not; with 10 rows of punctures plus scutellar row; 4 costae, 2nd costa highly carinate. Leg: elongate, especially anterior pair.
Species known from La Selva:
Ocnosispa humerosa Staines 2002
Page authors:
C. L. Staines, 3302 Decker Place, Edgewater MD 21037. Staines.Charles@NMNH.SI.EDU
John T. Longino, The Evergreen State College, Olympia WA 98505 USA. longinoj@evergreen.edu