. Bulletin. Agriculture. Orthoptera of Maine. i;i KEV TO AID IN IDEXTIFYIXG THE YOUNG OF THE MOST COMMON' AND DESTRUCTIVE SPECIES OF ORTHOPTERA FOUND IN GRASSY FIELDS OR GARDENS IN JUNE AND JULY. (The characters used in this Key are presented by the majority of individuals of the species. Exceptions occur but may usually be deter- mined by comparison. A magnifying glass enlarging 5 to 10 times will be found helpful.) A. B. AA. D Antennae ("feelers" on the head) very slender and tapering to a fine point (usually much longer than the body). Color black or dark brown. Body a little depr
. Bulletin. Agriculture. Orthoptera of Maine. i;i KEV TO AID IN IDEXTIFYIXG THE YOUNG OF THE MOST COMMON' AND DESTRUCTIVE SPECIES OF ORTHOPTERA FOUND IN GRASSY FIELDS OR GARDENS IN JUNE AND JULY. (The characters used in this Key are presented by the majority of individuals of the species. Exceptions occur but may usually be deter- mined by comparison. A magnifying glass enlarging 5 to 10 times will be found helpful.) A. B. AA. D Antennae ("feelers" on the head) very slender and tapering to a fine point (usually much longer than the body). Color black or dark brown. Body a little depressed (flattened from above downward). Feet (tarsi=)ast segment of leg) three- jointed Field-crickets C. First joint of hind tarsi with stiff spines above. (Fig. 3) Large Black Field-cricket, Gryllus assimilis CC. Without such spines Striped Grass-cricket Small Brown Field-cricket, A'cmobius fasciatus. BB. Color pale green, usually with a dark stripe along middle of back. Feet four-jointed. (Fig. 2) Green, Long-horned or Meadow- grasshoppers. Antennae shorter than the body, thread-like but not tapering to a fine point. Feet three-jointed. Common Grasshoppers (short-horned). Face in side view strongly retreating, making a sharp angle with the top of the head (vertex). (Fig. 8) Collar (pronotum) near- ly flat above, its upper surface (disk) meeting the side at an angle marked by a slight ridge (lateral carina). (Fig. 11) Slant-faced Grasshoppers. Vertex Col lor. foveola. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Maine. Agricultural Experiment Station, Orono. [Orono. ]
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