possumsites               package:DAAG               R Documentation

_P_o_s_s_u_m _S_i_t_e_s

_D_e_s_c_r_i_p_t_i_o_n:

     The `possumsites' data frame consists of latitudes, longitudes,
     and altitudes for the seven sites from Southern Victoria to
     central Queensland where the `possum' observations were made.

_U_s_a_g_e:

     data(possumsites)

_F_o_r_m_a_t:

     This data frame contains the following columns:

     _l_a_t_i_t_u_d_e a numeric vector

     _l_o_n_g_i_t_u_d_e a numeric vector

     _a_l_t_i_t_u_d_e in meters

_S_o_u_r_c_e:

     Lindenmayer, D. B., Viggers, K. L., Cunningham, R. B., and
     Donnelly, C. F. 1995. Morphological variation among columns of the
     mountain brushtail possum, Trichosurus caninus Ogilby
     (Phalangeridae: Marsupiala). Australian Journal of Zoology 43:
     449-458.

_E_x_a_m_p_l_e_s:

     require(oz)
     oz(sections=c(3:5, 11:16))
     data(possumsites)
     attach(possumsites)
     points(latitude, longitude, pch=16, col=2)
     chw <- par()$cxy[1]
     chh <- par()$cxy[2]
     posval <- c(2,4,2,2,4,2,2)
     text(latitude+(3-posval)*chw/4, longitude, row.names(possumsites), pos=posval)

