. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 78 bulletin: museum of comparative zoology 2. Females with the seventh ventral segment divided posteriorly to form a valvular apparatus 3 Seventh ventral segment of female large, undivided, and 3. Moderate to large, heavily pigmented species, with eyes; tenth dorsal segment of the male more or less quadrangular, often impressed, or emarginate behind. Mainly tropical. (Blatta, cosmop. (,Oriental cockroach); Eurycotis,neotrop.; Polyzosteria, austr.; Methana, ethiop., indoaustr.; Deropel- tis, ethio
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 78 bulletin: museum of comparative zoology 2. Females with the seventh ventral segment divided posteriorly to form a valvular apparatus 3 Seventh ventral segment of female large, undivided, and 3. Moderate to large, heavily pigmented species, with eyes; tenth dorsal segment of the male more or less quadrangular, often impressed, or emarginate behind. Mainly tropical. (Blatta, cosmop. (,Oriental cockroach); Eurycotis,neotrop.; Polyzosteria, austr.; Methana, ethiop., indoaustr.; Deropel- tis, ethiop.; Periplaneta (Fig. 92) cosmop. (P. americana, American cockroach, P. amtralasice, Australian cockroach). (PERIPLANETIN&) BLATTID-ffi. Figs. 91-92. Blattariae 91. Blatella. Phyllodromiidse. 92. Periplaneta, wings. Blattidse. Small, colorless, cave-inhabiting species, with the eyes vestigial or absent; wings reduced or absent; tenth dorsal segment of the male elongate triangular and emarginate behind. (Nocticola, Spelseoblatta, indomal.) NOCTICOLID^i Moderate to large species, not living in ant nests; antennal joints short 5 Very small, wingless or subapterous species, 2 to 5 mm. in length, living in ant nests; entire body covered with loose hairs; legs stout, the tibiae heavily spined; antennal joints much longer than wide. Neotropical. Ant guests. (Attaphila (Figs. 98, 99)). ATTAPHILIDJE Tenth dorsal segment of both sexes usually transverse and narrow; hind wings when present with an apical field; fore wings with the. 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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