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familias

Familias is the plural form of familia in Spanish and Portuguese, used to denote families or kin groups, within households or extended lineages. In everyday language, it refers to social units defined by blood, marriage, or adoption.

In biology, the term family (plural families) is a formal taxonomic rank between order and genus. Family

Historical context: The rank was incorporated into the Linnaean system in the 18th century and has since

In non-scientific usage, "familias" can refer to social groups or households within a culture, and may be

names
in
zoology
end
with
-idae
and
in
botany
end
with
-aceae.
A
family
groups
one
or
more
genera
that
share
broad
similarities
and
a
common
evolutionary
ancestry.
Examples
include
Hominidae
(great
apes)
and
Felidae
(cats)
in
animals,
and
Rosaceae
(roses)
and
Asteraceae
(daisy
family)
in
plants.
Classification
at
the
family
level
can
change
with
new
phylogenetic
evidence.
been
standardized
by
the
codes
of
nomenclature
in
zoology
and
botany.
The
term
"familias"
itself
in
English
is
not
used
as
a
formal
taxonomic
label;
the
plural
is
"families";
"familias"
appears
in
Spanish
and
Portuguese
texts
to
mean
families.
a
key
concept
in
studies
of
kinship,
family
structures,
and
demography.