. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 170 Miss H. Richardson on the Isopods of the 13. Rocinela tuberculosa^ Richardson. Rocinela tuberculosa, Richardson, Proc. Ain. Phil. Soc. xxxvii. 1898, p. 16, fig. 10. Hah. Southern part of Gulf of California. Fig. Rocinela belliceps (Stimpson). x 2f. 14. Rocinela aries, Schiodte & Meinert. Rocinela aries, Schiodte & Meinert, Naturhistorisk Tidsskrift, xii. 1879-80, pp. 401-403, pi. xiii. figs. 7, 8. Hah. Mazatlan ; Lower California ; Panama Bay, Family VI. Cymoth
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 170 Miss H. Richardson on the Isopods of the 13. Rocinela tuberculosa^ Richardson. Rocinela tuberculosa, Richardson, Proc. Ain. Phil. Soc. xxxvii. 1898, p. 16, fig. 10. Hah. Southern part of Gulf of California. Fig. Rocinela belliceps (Stimpson). x 2f. 14. Rocinela aries, Schiodte & Meinert. Rocinela aries, Schiodte & Meinert, Naturhistorisk Tidsskrift, xii. 1879-80, pp. 401-403, pi. xiii. figs. 7, 8. Hah. Mazatlan ; Lower California ; Panama Bay, Family VI. Cymothoidge. Analytical Key to the Genera o/Cymothoidae. Head deeply immersed or set in the first thoracic seg- ment, whose antero-lateral angles project forward. b. Abdomen deeply immersed. First pair of antennae more often dilated, rarely compressed. First four or five segments of body long, subequal in length, except the first, which is a little longer; last two or three segments abruptly shorter, very often decreasing gradually in length. Terminal segment of abdomen sub- triangular or semicircular, often bilobed. Body oblono' : 8. Meinertia. v. Abdomen scarcely immersed. First pair of antennae very much compressed. Seg- ments of thorax either equal in length or the first segment abruptly longer than the others and the last segment abruptly shorter than the others. Terminal segment of the abdomen varying in size and form. Body suboval, more or less contorted. 9. 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 London, Taylor and Francis, Ltd
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