113 
TABLE No. 3. 
Altitudes resulting from trigonometrical measurements. 
Heights above the 
level of the sea. 
Summit of Daniguiati metres 274, 5 
Top of the cupola of the church of Juchitan . . . 35, 8 
Basement of tlie same church ...... 18 
Monapostiac . . . • Ill 
Umalalang ' 218 
Daniguibixo .......... 298 
Gui^vicLii ....... ... 416 
East peak of Cerro Prieto 460 
Guievixia . . 598 
Masahua (the middle summit) 687 
East summit of Huacamaya 775 
Cerro de Laollaga 1243 
Palo Blanco 371 
Estate of Tarifa (the place of the habitations) .... 208, 5 
Cerro de Piedra Parada 416 
Id. del Convento 446 
Paso Partida 466 
Masahuita 615 
East summit of Masahua .... .... 696 
Guiexila . . . 1152 
Peak of the Cerro Atravesado 1529 
The highest peak beyond it 2343 
TABLE No. 4. 
BAROMETRICAL ALTITUDES 
Across the Isthmus of Tehuantepec. 
Heights above the 
level of the sea. 
Umalalang metres 220 
Mitiachuaxtoco .......... 250 
Daniguibixo ........... 296 
Venta de Chicapa (house at the estate) ...... 24 
The river Chicapa, near the Rancho of la Puerta Vieja ... 83 
The river Coatzacoalcos at the confluence of the Chimalapilla . 119 
Source of the stream Monetza ....... 196 
Petapa (the town house) ........ 204 
The river Chicapa at tlie Ultimo Rancho 208 
n 
