1979] Carpenter — Permian Insects from Oklahoma 
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Figure 4. Protereisma directum, n.sp. Photograph of head and thoracic region of 
paratype, MCZ 5182a, showing eyes (E), head proper (H), pronotum (Nl), mesono- 
tum (N2), and metanotum (N3). The left fore wing is preserved with its posterior 
margin directed anteriorly, as shown in figure 3. The dark circular object to the left of 
the head is a shell of a conchostracan. 
