original: all members of this genus were once considered part of the same species , calomyscus bailwardi , but they are now referred to as separate species due to major differences in chromosome number , skull measurements , and other features .
simplifications: all members of this genus were once considered part of the calomyscus bailwardi species , but they are now separate species due to major differences in chromosome number , skull measurements , and other features . all members of this biological classification were once considered part of the same species , known as calomyscus bailwardi , but they are now spoken of as different species due to important differences in chromosome number , skull measurements , and other features . all members of this genus were once thought to be part of the same species , calomyscus bailwardi , but they are now referred to as separate species because of major differences in chromosome number , skull measurements , and other features . all members of this genus were once thought to be part of the same species , calomyscus bailwardi , but they are now thought of as different species due to major differences in chromosome number , skull measurements , and other features . all members of this genus were once considered part of the same species , calomyscus bailwardi , but they are now referred to as separate species due to major differences in chromosome number , skull measurements , and other features . all members of this -lrb- related group of living things -rrb- were once considered part of the same species , calomyscus bailwardi , but they are now referred to as separate species due to major differences in -lrb- genetic information storage area -rrb- number , skull measurements , and other features . all members of this genus were once considered part of the same species , calomyscus bailwardi , but now they are placed differently due to differences in chromosome number , skull measurements , and other features . all members of this genus were once part of the same species , calomyscus bailwardi , but they are now a separate species due to major differences in chromosome number , skull measurements , and other features .