16.019 Paraswammerdamia albicapitella (White-headed Ermine)
ws: 10-13mm; Jul; blackthorn (Prunus spinosa); common in hedgrows and scrub in England, Wales and S.Scotland
Paraswammerdamia albicapitella §1
ID: Distinguished from other members of the Swammerdamia group by the interrupted median fascia
Female genitalia: lamella postvaginalis with paired posterior processes as least twice as long as broad; no distinct signum.
Male genitalia: saccus expanded at apex; prongs of uncus as long as aedeagus and curved
Female genitalia: lamella postvaginalis with paired posterior processes as least twice as long as broad; no distinct signum.
Male genitalia: saccus expanded at apex; prongs of uncus as long as aedeagus and curved
§1 Arnside, Cumbria; 26/07/2013
§2 New Forest, Hampshire; Arnside, Cumbria; 31/08/2013; female; fw 5.7mm
§3 Foulden Common, Norfolk; 23/05/2016; male; fw 5.9mm
§4 ??; 2020; male
All images © Chris Lewis
§2 New Forest, Hampshire; Arnside, Cumbria; 31/08/2013; female; fw 5.7mm
§3 Foulden Common, Norfolk; 23/05/2016; male; fw 5.9mm
§4 ??; 2020; male
All images © Chris Lewis
Page published 20/11/2013 (§1-2) | dissection images of §1 added 07/12/2013 | §3 added male genitalia text written 10/02/2017 |
§4 added 07/04/2021
§4 added 07/04/2021