Family EUMUNIDIDAE A. Milne Edwards & Bouvier, 1900

Museums

Regional Maps

• Eumunididae Milne Edwards, A. & Bouvier, E.L. 1900. Crustaces Decapodes. Premiere partie. Brachyures et Anomoures. Expeditions scientifiques du Travailleur et du Talisman. 396 pp. 32 pls [299, 308, 312].

  Type genus:

   Eumunida Smith, 1883.

Introduction

The relationships of the eumunids with the Chirostylidae in the superfamily Chirostyloidea is fully explained by Schnabel & Ahyong (2010).

Diagnosis

Carapace cordiform, elongate, with transverse striae; posterolateral margin entire, not excavated; rostrum spiniform, flanked by mesial and usually also lateral supraocular spines; lateral supraocular spine well developed (Eumunida), minute or obsolete (Pseudomunida). Cervical groove distinct. Basal article of ocular peduncle obscured in dorsal view by rostral and supraocular spines. Anterolateral margin of abdominal somite 2 with prominent anterolaterally directed spine. Sternite 3 anterior margin transversely sinuous or irregular, not strongly produced anteriorly. Eyes well developed. Basal antennular article unarmed. Antennal peduncle consisting of 5 articles; acicle present. Mandibular cutting edge calcified, tridentate, with tooth at either end and single median tooth. Maxilliped 1 with well-developed epipod; exopod flagellum annulated in distal portion. Maxilliped 3 to pereopod 4 each with 2 arthrobranchs (vestigial on maxilliped 3). Pereopod 5 with 1 arthrobranch only. Pereopods 2–4 with pleurobranch. Male pleopod 1 absent. Male pleopod 2 vestigial or absent. Male pleopods 3–5 present or absent. (Schnabel & Ahyong 2010).

Diagnosis References

Schnabel, K. & Ahyong, S.T. 2010. A new classification of the Chirostyloidea (Crustacea: Decapoda: Anomura). Zootaxa 2687: 56–64 [58]

General References

Schnabel, K. & Ahyong, S.T. 2010. A new classification of the Chirostyloidea (Crustacea: Decapoda: Anomura). Zootaxa 2687: 56–64

History of changes