Table 5.

Distribution of forelimb traits in the feliforms

	Felidae	Hyaenidae	Herpestidae	Viverridae	Eupleridae	Nandiniidae
Rhomboideus capitis	Present	Absent (variable in Hyaena hyaena)	Present	Absent (variable in Paradoxurus and Genetta)	Absent	No data
Rhomboideus profundus	Absent	No data	No data	Absent	Absent	No data
Insertion of cleidobrachialis	Forearm	Variable	Forearm	Variable	Forearm	No data
Brachioradialis	Present (except Acinonyx)	Absent or reduced	Present	Present	Present	Present
Articularis humeri	Present	Present	Present	Present (variable in Genetta)	Present	No data
Coracobrachialis	Absent	Absent	Absent	Absent (variable in Genetta)	Absent or reduced	Reduced
Biceps brachii caput breve	Absent	Absent	Absent	Absent (variable in Paradoxurus)	Absent	Absent
Extensor digitorum lateralis	Single muscle belly (except Panthera leo and Acinonyx)	Two muscle bellies (except Proteles)	Single muscle belly	Single muscle belly	Single muscle belly	No data
Extensor digitorum lateralis	To digits II–V, III–V or IV–V	To digits IV–V	To digits III–V or IV–V	To digits III–V or IV–V	To digits III–V	No data
Origin of flexor digitorum superficialis	FDP and palmaris longus (FDP in Acinonyx)	Humerus (but fused with FDP)	No data	FDP	No data	No data
Lumbricales	n = 4	n = 2, 3 or 4	n = 4	n = 4	No data	No data
Flexor digitorum brevis manus	Present	Present (variable in Hyaena)	Present	Present	No data	No data
Adductores digitorum	To digits I, II, V	To digits II, V (III, V in Crocuta)	To digits I, II, V	To digits I, II, V	To digits I, II, V	No data
Abductor digiti I	Typically present	Absent	Present	Present	Present	No data
Abductor digiti V	Present	Present	Present	Present	No data	Present

Data are derived from the references listed in Table 3.

FDP, flexor digitorum profundus.