LIST OF ILLUSTRATIONS. XIII 



Page. 



A mandible of the Metanauplius of Neftppus alatns 338 



The tirst three pairs of swimming legs of the Metanauplius of Nesipjym alatux. 339 



A Chalimus of Perissopus communis 3-10 



The four pairs of swimming legs of the Chalimus shown in the preceding 



figure 341 



A Chalimus of Permopus cummium, one-third larger than the one in Fig. 11.. 342 



A Chalimus of Perissopus communis, fully developed 343 



Dorsal view of a female Pandarus simmtus, showing the parts of tlie body 387 



Dorsal view of a male of Pandarus cranchii 388 



Section of the genital segment of Pandarus sinuatus, with the sixth segment 



and abdomen still attached. End view, showing the distance between the 



dorsal plate and the abdomen „ 389 



The genital segment and abdomen of Pandarus cranchii, showing anal lamina' 



with two wings, dorsal and ventral 392 



Rashord lateristriata 539 



Glossogobius camphellkmus 542 



Sketch map of lower Kapuas River, Western Borneo 547 



A. Last two maxillary teeth of Lutra barang, adult female, Pulo Lankawi. 



B. Last two maxillary teeth of Lulra lovii, adult female, Pulo Saparo, in 



Kapuas River, Western Borneo 560 



Region near Tunol, Durango, Mexico; Agaves in foreground, prickly pear in 



middle ground 578 



Natural growth of agave, prickly pear, and cacti on hills near Tunol, Durango, 



Mexico. Workman with lever on shoulder 579 



Agave plantation near City of Mexico; Chapultepec in the distance 580 



Large agave plant prepared for incubation. Near City of Mexico 581 



Machete. Handle of horn riveted to iron blade 581 



Huge agave showing ])andera impaled on point of leaf. Collector at work 



with siphon and skin sack 582 



Collector of aguamiel at work with siphon 582 



Gourd siphon shod with horn. Mnsquitec Indians 583 



Siphon made of tin. Durango, Mexico 583 



Scraper of wrought iron. Durango, Mexico 583 



Skin sack for transporting aguamiel 584 



Collectors of aguamiel. Zumpango, Mexico 584 



Transportation of aguamiel in jars slang on the back. Tepeaca, Mexico 585 



Vat house and workmen. Hacienda de San Antonio. Ometusco, Mexico 585 



Field vat for preparation of pulque 586 



Sieve for straining aguamiel, Durango, Mexico 586 



Pulque shop named for Queen Xochitl, Cuernavaca, Mexico 588 



Tepache vendor's outfit consisting of an olla, olla ring, and two cups. Durango, 



Mexico 589 



Gusono gnawing the agave 591 



Rogadius asper 631 



Thiisanojihrys spinosus 633 



Thysanophrys japonicus 637 



Thysanophrys crocodilus 639 



HopiVclithys langsdorfii 646 



Hoplirhthys gilherti 648 



Lepidotrigla alata 651 



Ebis'mus chelrophthalmus 665 



Dairocus peterseni 668 



Radials, Basals, and Infrabasals of hocrinus decorus (a young specimen) 672 



